Navien Tankless Water Heaters in Phoenix and Surrounding Areas

Navien tankless water heaters provide efficient, on-demand hot water to homes and businesses throughout Phoenix and its surrounding areas. Known for their compact designs and advanced technology, these systems offer a reliable upgrade from traditional tank models. With high-efficiency condensing features, Navien heaters reduce energy consumption and greenhouse gas emissions while keeping a steady water temperature, even during peak usage.

Built with the needs of desert environments in mind, Navien units efficiently handle fluctuating demand. They’re a solid fit for retrofits or new installations, offering simplified setup and maintenance. Features like Wi-Fi connectivity, intelligent diagnostics, and intuitive controls support smooth operation without unnecessary hassle, making them a frequent choice among professional installers and service teams.

In areas where reliable hot water is a daily need, Navien systems continue to prove themselves through dependable performance and lasting value. They operate quietly and efficiently in both residential and light commercial settings. With strong local support and readily available replacement parts, they remain a trusted solution for consistent access to hot water across the Valley.

Benefits of Choosing a Navien Tankless Water Heater

  • Navien tankless water heaters deliver continuous hot water whenever needed, eliminating the frustration of running out during peak usage times. Unlike traditional tank systems that store and gradually deplete heated water, our advanced on-demand technology heats water instantly as it flows through the unit. This means multiple family members can enjoy back-to-back showers, run the dishwasher, and operate the washing machine simultaneously without experiencing temperature drops or cold water surprises. The sophisticated flow sensors and modulating burners automatically adjust to meet varying demand levels, ensuring a consistent water temperature throughout the home, regardless of usage patterns.

  • Our Navien systems operate with exceptional efficiency ratings, often exceeding 95% annual fuel utilization efficiency, resulting in significant savings on monthly utility bills. The condensing technology captures and utilizes heat that would otherwise escape through venting, maximizing every BTU of energy consumed. Innovative modulation capabilities enable the unit to adjust its output precisely to match hot water demand, thereby preventing energy waste associated with maintaining large volumes of heated water in storage tanks. Advanced heat exchangers, made from durable stainless steel, optimize heat transfer while minimizing standby losses, making these units environmentally responsible choices that reduce both the carbon footprint and operating costs over the system's lifespan.

  • Navien tankless units feature compact dimensions that free up valuable space in utility rooms, basements, or closets traditionally occupied by bulky storage tanks. These wall-mounted systems require minimal floor space and can be installed in locations previously unsuitable for conventional water heaters, including tight mechanical rooms or even outdoor applications with appropriate weatherproofing. The streamlined profile and modern aesthetic complement contemporary home designs while providing installation flexibility that accommodates various architectural constraints. This space efficiency proves particularly valuable in smaller homes, apartments, or commercial applications where every square foot matters, allowing property owners to reclaim storage areas or expand living spaces previously dedicated to water heating equipment.

  • Navien's commitment to environmental stewardship is evident in its ultra-low NOx emissions technology, which significantly reduces the release of harmful pollutants into the atmosphere. The advanced burner design and precise combustion controls minimize environmental impact while maintaining peak performance standards. Condensing technology not only improves efficiency but also reduces greenhouse gas emissions by capturing and utilizing waste heat that conventional systems typically vent into the atmosphere. The elimination of standby heat losses associated with storage tanks further contributes to reduced energy consumption and lower carbon emissions. These environmental benefits align with green building standards, helping homeowners reduce their ecological footprint while enjoying reliable hot water service.

  • Integrated recirculation systems eliminate the wait time for hot water at distant fixtures, providing instant comfort and convenience while conserving water resources. The intelligent circulation pump operates on programmable schedules or activates through motion sensors and push-button controls, delivering hot water precisely when and where needed. This technology prevents thousands of gallons of water from being wasted annually by eliminating the need to run taps while waiting for heated water to travel through lengthy pipe runs. Advanced controls allow customization of circulation patterns to match household routines, optimizing both comfort and efficiency. The system's smart operation reduces energy consumption compared to traditional recirculation methods while providing the luxury of immediate hot water access throughout the home.

  • Navien's cutting-edge technology integration features WiFi connectivity, smartphone app control, and intelligent diagnostics, revolutionizing water heater management and maintenance. Remote monitoring capabilities allow homeowners to adjust temperature settings, monitor energy usage, and receive maintenance alerts from anywhere. The intuitive control interface provides real-time system status information and historical performance data, enabling optimized operation and the identification of potential issues before they become costly problems. Smart leak detection sensors and automatic safety shutoffs protect against water damage, while advanced error codes facilitate rapid troubleshooting by service technicians. These intelligent features transform traditional water heating into a connected, user-friendly experience that adapts to modern lifestyle demands.

Navien Tankless Water Heater Services We Offer

  • Navien Tankless Water Heaters Installation

    Our certified installation specialists bring extensive experience and factory training to every Navien tankless water heater project, delivering professional results that maximize system performance and longevity. We handle all aspects of the installation process, from initial site preparation and utility connections to final system commissioning and homeowner education. Our team stays current with local building codes, manufacturer specifications, and industry best practices to deliver installations that meet the highest standards of safety and reliability. Each installation includes comprehensive system testing, proper venting configuration, and integration with existing plumbing infrastructure. We take pride in clean, efficient work that minimizes disruption to daily routines while providing lasting value through proper equipment sizing, placement, and configuration that optimizes both performance and accessibility for future maintenance needs.

  • Navien Tankless Water Heater Replacement

    When existing water heating systems reach the end of their useful life or fail to meet current household demands, our replacement services provide seamless transitions to modern Navien tankless technology. We carefully assess existing installations to identify opportunities for system upgrades, efficiency improvements, and enhanced functionality that align with contemporary lifestyle requirements. Our replacement process includes proper removal and disposal of old equipment, modification of utility connections as needed, and integration with existing plumbing systems to minimize installation complexity and cost. We specialize in converting from traditional tank-style heaters to tankless systems, managing the technical challenges associated with different venting requirements, gas line sizing, and electrical connections.

OUR REVIEWS

Our goal is to provide the best service and customer experience.

Our Navien Tankless Water Heater Installation Process

  • Consultation and Assessment

    Our comprehensive evaluation process begins with a detailed analysis of current hot water usage patterns, existing infrastructure capabilities, and specific household needs to choose the optimal configuration for the Navien system. We conduct thorough site surveys that examine available installation locations, utility connections, venting pathways, and structural considerations that influence system selection and placement. During this phase, we assess gas line capacity, electrical service availability, and water pressure characteristics to identify any necessary infrastructure upgrades. Our team reviews local building codes, permit requirements, and manufacturer specifications to develop installation plans that meet all regulatory standards while optimizing system performance and accessibility for future maintenance needs.

  • System Recommendation and Custom Plan

    Based on comprehensive assessment findings, we develop detailed recommendations for specific Navien models and configurations that best match identified requirements and preferences. Our custom planning process takes into account factors such as peak hot water demand, simultaneous usage patterns, available space constraints, and aesthetic choices to create tailored solutions. We present clear comparisons of available options, including performance specifications, efficiency ratings, and feature sets that help guide informed decision-making. The custom plan includes detailed installation timelines, material requirements, and coordination with other trades when necessary. We provide transparent pricing that encompasses all aspects of the project, from permits and materials to labor and post-installation support, eliminating surprises and enabling confident project approval.

  • Permits and Code Compliance

    We handle all aspects of permit acquisition and regulatory compliance, working directly with local authorities to obtain necessary approvals and schedule required inspections. Our team maintains current knowledge of evolving building codes, safety standards, and environmental laws that govern tankless water heater installations in various jurisdictions. We prepare and submit detailed permit applications that include system specifications, installation drawings, and compliance documentation required by local authorities. Throughout the installation process, we maintain meticulous records and documentation that demonstrate adherence to all applicable codes and standards. Our proactive approach to regulatory compliance eliminates delays and complications while providing peace of mind that installations meet the highest measures of safety and legal compliance.

  • Professional Installation

    Our factory-trained technicians execute installations with precision and attention to detail, utilizing specialized tools and proven techniques that maximize system performance and longevity. We begin each installation with careful preparation of the work area, including protection of surrounding surfaces and establishment of safe working conditions. The installation process includes the precise mounting of the unit, professional-grade connections for gas, water, and electrical services, and the proper configuration of venting systems according to the manufacturer's specifications. We integrate new systems seamlessly with existing plumbing infrastructure, minimizing disruptions to daily routines. Each connection undergoes thorough inspection and testing to verify proper operation and leak-free performance before the system is commissioned.

  • Testing and Calibration

    Following physical installation, we conduct comprehensive system testing that verifies the proper operation of all components and safety systems under various operating conditions. Our testing protocol includes verification of gas pressures, water flow rates, temperature controls, and safety shutdown mechanisms that protect against potentially hazardous situations. We calibrate operating parameters to optimize efficiency and performance while conducting extensive leak testing of all connections using professional-grade detection equipment. The testing process involves simulating various demand scenarios to verify consistent performance across different usage patterns. We document all test results and calibration settings to establish baseline performance metrics that facilitate future maintenance and troubleshooting activities.

  • Registration and Warranty Activation

    We complete all necessary manufacturer registration processes and warranty activation procedures to protect the investment and provide access to comprehensive support services. Our team assists with product registration, warranty documentation, and the establishment of service records that facilitate future maintenance and support activities. We provide detailed warranty information, including coverage terms, maintenance requirements, and procedures for accessing warranty services when needed. The registration process includes coordination with Navien's customer support systems to activate extended warranty options and service programs that enhance long-term value and protection. We establish ongoing service relationships and maintenance schedules that help maintain warranty compliance while optimizing system performance throughout its operational lifespan.

Factors that Affect the Cost of Navien Tankless Water Heater Installation

  • The specific Navien model selected has a significant impact on overall installation costs, as different units feature varying levels of capacity, efficiency ratings, and advanced technology integration. Premium models with higher flow rates, condensing technology, and innovative connectivity capabilities command higher prices than basic units designed for smaller households. Navien's product line spans from compact residential models suitable for apartments to high-capacity commercial units capable of serving multiple simultaneous demands. The choice between indoor and outdoor installations also affects pricing, with weatherproof outdoor units typically carrying premium costs due to the use of specialized components and enclosures. Advanced features such as built-in recirculation pumps, WiFi connectivity, and sophisticated control systems add to the equipment cost but provide enhanced convenience and efficiency benefits that may justify the additional investment through long-term operational savings.

  • The complexity of each installation varies significantly, depending on the existing infrastructure, accessibility challenges, and site-specific requirements, which directly influence labor costs and project duration. Straightforward installations in easily accessible locations with adequate existing utilities typically require minimal additional work beyond basic connections and commissioning. However, installations requiring extensive modifications to accommodate new equipment, challenging access routes, or integration with complex existing systems demand additional time and specialized expertise. Factors such as multi-story installations, tight spaces requiring custom mounting solutions, or coordination with other mechanical systems increase complexity and associated costs. The need for structural modifications, custom venting solutions, or integration with existing home automation systems further complicates the installation process and affects pricing considerations.

  • The existing gas line capacity and venting systems often require modifications or complete upgrades to accommodate the specific requirements of Navien tankless units, which represent a significant portion of installation costs. Many older homes feature gas lines sized for traditional appliances that may lack adequate capacity for high-demand tankless systems, necessitating line upgrades from the meter to the appliance location. Venting requirements for condensing units differ substantially from those of conventional water heaters, often necessitating the use of new vent materials, routing modifications, and termination upgrades to meet manufacturer specifications and local codes. The distance from existing gas meters, accessibility of routing paths, and local utility connection requirements all influence the scope and cost of necessary modifications. Complex venting scenarios involving multiple direction changes, extended runs, or challenging termination locations require additional materials and labor that impact overall project costs.

  • Modern Navien tankless water heaters require dedicated electrical circuits for controls, ignition systems, and safety mechanisms, often necessitating electrical upgrades that add to installation costs. Many installations require new dedicated circuits from the main electrical panel to accommodate the unit's power requirements and maintain compliance with electrical codes. Homes with older electrical systems may need panel upgrades or additional circuit capacity to support the new appliance alongside existing electrical loads. The installation of GFCI protection, appropriate disconnect switches, and proper grounding systems requires qualified electrical work that contributes to overall project costs. Remote control panels, outdoor temperature sensors, and integration with home automation systems require additional electrical work that varies based on specific feature requirements and installation complexity.

  • Local water conditions and desired system enhancements influence costs through the need for additional equipment such as water softeners, filtration systems, and protective accessories. Areas with hard water may require water treatment systems to protect internal components and maintain optimal performance, which can add significantly to the overall installation cost. Isolation valves, expansion tanks, and pressure-regulating devices may be necessary, depending on the existing plumbing system and local code requirements. Recirculation systems, when not built into the selected unit, require additional pumps, controls, and piping modifications that increase both equipment and labor costs. Water quality testing and analysis may reveal the need for specific treatment solutions that protect the investment, maintain warranty compliance, and also offset the initial installation expenses.

  • Permit fees, inspection requirements, and code compliance measures vary significantly by jurisdiction, contributing to overall installation costs through both direct payments and compliance-related modifications. Local building departments establish specific requirements for tankless water heater installations, which may include structural, electrical, plumbing, and mechanical permits, along with associated fees and inspection schedules. Code compliance may require specific materials, installation methods, or safety equipment that exceed basic manufacturer requirements, adding to material and labor costs. The complexity of local permitting processes and inspection schedules can influence project timelines and associated costs, particularly in areas with stringent review processes or limited inspection availability. Professional permit acquisition and code compliance management services represent additional costs that provide value through expert navigation of regulatory requirements and compliance verification.

Signs It's Time to Replace a Navien Tankless Water Heater

  • Inconsistent or Insufficient Hot Water

    When a previously reliable Navien unit begins delivering inconsistent temperatures or fails to meet household hot water demands, replacement may be more cost-effective than continued repairs. Temperature fluctuations during operation, reduced flow rates at fixtures, or inability to maintain desired temperatures under typical usage patterns indicate declining system performance that may not respond to standard maintenance procedures. Multiple simultaneous demands that previously operated without issue may begin to cause temperature drops or a complete loss of heated water, suggesting internal component deterioration or capacity limitations. These performance issues often indicate wear in critical components, such as heat exchangers, flow sensors, or modulating valves, which may be expensive to repair compared to replacement costs. Persistent performance problems, despite professional maintenance and repair attempts, suggest underlying system degradation that justifies consideration of replacement.

  • Frequent Error Codes and System Failures

    Recurring error codes, system shutdowns, and operational failures indicate declining reliability, which may signal the need for a complete system replacement rather than ongoing repair efforts. Modern Navien units feature sophisticated diagnostic systems that generate specific error codes when operational parameters fall outside acceptable ranges. Frequent code generation suggests that multiple system components are approaching failure. Intermittent shutdowns, failure to ignite, or safety system activations that occur despite professional service attention indicate systemic issues that may be difficult and expensive to resolve. The frequency and severity of system failures often increase as units age, leading to reduced reliability and higher ongoing maintenance costs that may justify replacement. When repair costs begin approaching significant percentages of replacement costs, particularly for older units, replacement becomes the more prudent financial decision.

  • Visible Leaks or Corrosion

    Physical deterioration, as indicated by leaks, corrosion, or structural damage to the unit housing or connections, suggests potential safety concerns and declining system integrity that may necessitate replacement. Water leaks from internal components, connection points, or the unit housing suggest seal failures or component deterioration that may be difficult to repair permanently. Corrosion on gas connections, water lines, or electrical components poses safety risks and may indicate exposure to conditions that could affect other system components. Visible deterioration of the unit cabinet, mounting hardware, or external components suggests environmental exposure or age-related degradation that may extend beyond easily repairable components. These physical signs often indicate broader system deterioration, making replacement more practical than attempting to address individual component failures as they occur progressively over time.

  • Age of the Unit

    Navien tankless water heaters approaching or exceeding their expected service life may warrant replacement consideration even when still operational, particularly when efficiency improvements and advanced features justify the investment. Units approaching fifteen to twenty years of service typically experience declining efficiency, increased maintenance requirements, and reduced reliability that make replacement financially attractive. Older units lack modern efficiency improvements, smart controls, and enhanced safety features available in current models, representing opportunities for operational improvements through replacement. The availability of substitute parts for older models may become limited or expensive, making future repairs more challenging and costly than replacement with current technology. Energy efficiency improvements in newer models often provide operational savings that help offset replacement costs while delivering enhanced performance and reliability.

  • Rising Energy Bills

    Gradual increases in energy consumption despite consistent usage patterns often indicate declining efficiency that may justify replacement with newer, more efficient models. Heat exchanger scaling, burner deterioration, or control system issues can reduce operational efficiency and increase fuel consumption without initially noticeable performance impacts. Comparing current operating costs with historical data or those of similar households can reveal efficiency losses that make replacement financially attractive through reduced ongoing operational expenses. Modern Navien units feature improved heat exchangers, advanced controls, and enhanced efficiency ratings, providing significant operational savings compared to older models. When efficiency degradation becomes apparent through increased utility costs, replacement with current technology often provides both immediate performance improvements and long-term operational savings that justify the investment.

  • Noisy Operation

    Unusual sounds, vibrations, or operational noise that develop over time may indicate mechanical component wear or system issues that could lead to more serious problems, requiring consideration of replacement. The regular operation should be relatively quiet, and the development of persistent noise suggests internal component deterioration, improper combustion, or mechanical issues that may be expensive to resolve. Rattling, grinding, or unusual combustion sounds often indicate problems with fans, pumps, or heat exchangers that are critical to system operation and may be costly to repair. Noise issues that persist despite professional service attention suggest underlying problems that may affect other system components and reduce overall reliability. When noise problems indicate significant internal component issues, replacement may be more cost-effective than vast repairs to address multiple related problems.

 

Choosing the Right Navien Tankless Water Heater Replacement

  • The selection between natural gas, propane, or electric models depends on the availability of utilities, local fuel costs, and long-term operational considerations that affect both performance and operating expenses. Natural gas models typically offer the most cost-effective operation in areas with reliable gas service and competitive pricing, while propane units provide similar performance where natural gas is unavailable. Electric models are suitable for applications where gas service is not available or practical, although operational costs may be higher, relying on local electricity rates. The availability and reliability of preferred fuel types in the installation area should influence selection, considering both current conditions and potential future changes in utility service or pricing. Local utility incentives, rebate programs, or special rates for energy-efficient appliances may impact the relative attractiveness of different fuel types. They should be considered as part of the selection process.

  • Physical space constraints, accessibility requirements, and installation complexity considerations significantly influence model selection and should be carefully evaluated during the replacement planning process. Available installation space may limit model choices, particularly in tight mechanical rooms or areas with clearance restrictions that affect unit size and configuration options. Indoor versus outdoor installation capabilities vary among models, with outdoor units offering space-saving benefits but requiring weatherproof construction and freeze protection considerations. Venting requirements differ between condensing and non-condensing models, affecting installation complexity and space requirements that may influence model selection. The accessibility of installation locations for future maintenance and service should also be considered, as some models may offer better access to serviceable components than others in specific installation configurations.

  • Energy efficiency ratings have a direct impact on long-term operational costs and environmental benefits, making efficiency comparison a crucial factor in selecting a replacement model. Annual Fuel Utilization Efficiency ratings vary among Navien models, with higher ratings providing greater fuel savings and reduced environmental impact over the unit's service life. Condensing models typically achieve higher efficiency ratings than non-condensing units but may require different venting materials and installation considerations that affect overall project costs. The efficiency improvements available in newer models compared to the unit being replaced often provide significant operational savings that help justify replacement costs through reduced utility bills. Energy efficiency incentives, rebate programs, and tax credits available for high-efficiency models should be considered as part of the total cost evaluation when selecting replacement units.

  • Modern Navien models feature sophisticated features and technology integration, enhancing convenience, efficiency, and system monitoring capabilities compared to older units. WiFi connectivity and smartphone app control offer remote monitoring and adjustment capabilities, optimizing performance and providing early warnings of potential issues. Built-in recirculation systems eliminate hot water wait times while conserving water and energy through intelligent operation and scheduling capabilities. Advanced diagnostic systems and self-monitoring features provide detailed operational information and maintenance alerts, helping to maintain peak performance and prevent unexpected failures. Smart home integration capabilities enable coordination with other home systems and automated operation based on occupancy patterns or time schedules, optimizing both comfort and efficiency throughout the replacement unit's service life.

Choose Simba Plumbing LLC for Navien Tankless Water Heaters

  • Certified Navien Specialists

    Our team maintains current Navien factory certifications and training credentials, providing the expertise necessary for proper installation, service, and warranty support of all Navien tankless water heater models. We participate in ongoing manufacturer training programs that keep our technicians current with evolving technology, installation techniques, and troubleshooting procedures specific to Navien products. Factory certification provides access to technical support resources, warranty programs, and specialized tools that enhance our ability to deliver professional results and maintain manufacturer compliance. Our certified status with Navien demonstrates our commitment to excellence and provides customers with confidence that their installations meet the highest standards of quality and workmanship. The combination of manufacturer training and field experience positions our team to handle any Navien installation or service challenge with expertise and professionalism.

  • Extensive Experience

    Our years of experience with Navien tankless water heaters across diverse residential and commercial applications provide the practical knowledge necessary to handle complex installations and unique project requirements. We have completed hundreds of Navien installations in various settings, from straightforward residential replacements to complex multi-unit commercial projects that require specialized expertise and coordination. This vast experience allows us to anticipate potential challenges, recommend optimal solutions, and execute installations efficiently while maintaining the highest quality standards. Our familiarity with local codes, utility requirements, and permitting processes streamlines project completion, reducing delays that can impact project timelines and costs. The knowledge gained through diverse project experience enables us to provide valuable guidance during the selection process and recommend solutions that best meet specific application requirements.

  • Customer-Centered Approach

    We prioritize clear communication, transparent pricing, and personalized service that addresses the important needs and preferences of each customer throughout the entire project experience. Our approach begins with a thorough consultation to understand specific requirements, budget considerations, and performance expectations that guide our recommendations and project planning. We provide detailed explanations of available options, transparent pricing that includes all project components, and realistic timeline estimates that help customers make informed decisions. Throughout the installation process, we maintain open communication about progress, any unexpected conditions encountered, and completion schedules, keeping customers informed and comfortable with the project's status. Our dedication to customer satisfaction extends beyond installation completion to ongoing support, maintenance services, and warranty assistance, which help maintain system performance and protect the investment.

  • Fast and Reliable Service

    Our streamlined processes, well-stocked inventory, and efficient scheduling systems enable us to complete Navien installations promptly while maintaining the highest standards of workmanship and customer service. We maintain relationships with local suppliers and distributors that provide priority access to equipment and materials, reducing lead times and enabling faster project completion. Our project management systems coordinate permitting, inspections, and installation activities to minimize delays and ensure projects are completed within agreed-upon timelines. Emergency service capabilities and flexible scheduling options accommodate urgent replacement needs and customer preferences that may require expedited service. The combination of efficient processes, adequate staffing, and comprehensive preparation enables us to deliver reliable service that meets customer expectations while maintaining the quality and attention to detail that characterizes all our work.

For property owners in Phoenix, AZ, and the surrounding metropolitan area seeking dependable Navien tankless water heater services, Simba Plumbing LLC stands ready to deliver professional installation, maintenance, and repair solutions.

Our skilled team specializes in all parts of Navien tankless systems, from initial consultations and custom installations to ongoing maintenance and emergency repairs. We serve residential and commercial clients across the greater Phoenix region with factory-trained technicians who understand the unique requirements of desert climate installations. Contact Simba Plumbing LLC today to discuss your specific Navien tankless water heater needs and discover how our expertise can provide trustworthy and efficient hot water solutions for any application.