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Referred to as DHW Priority, the unit will utilize the full capacity to heat the domestic hot water until the flow stops, providing endless hot water. Requirements for the State of Massachusetts. Navien NPE-240A Installation Manual online [37/74] 118596. situation. Resources | Partners Login | Become an NSS |Certifications |Parts List | Technical Support | Careers |Global Network |Warranty, All contents copyright Navien Inc. | About Navien |Contact Us | Terms of Use |Privacy Policy |CCPA |Notices, You accept the use of cookies as described in our. Energy provider rebates may be available. Space-saving high-efficiency condensing boilers provide the ultimate heating and comfort experience. Built-in recirculation system. KyungDong Navien (KD Navien) was founded in 1978; Navien COMMON EXHAUST VENT INSTALLATION MANUAL [PDF] (2018) retrieved 2021/02/10 original source . Vents ending at the roof should have a protective rain cover. The intake and exhaust are located on a single pipe in a concentric vent kit as the exhaust is located in the middle to prevent the exterior of the vent from heating up. Protect the water supply and water heating equipment with eco-friendly water treatment solutions. You can vent a water heater vertically or through the roof if you wish so. Every gas-powered tankless water heater that is installed inside the house requires a venting system, while an electric type does not. Check the vent system at least once annually for leaks, blockages, and damages. You can also place them in rooms connected to other rooms with louvers or other fresh air supply provisions. When this happens, I need to go outside to clear out the frost. Four NPE-S2 Standard Premium models offer a Uniform EnergyFactor up to .96, providing more output, lower installation costsand lower operating costs. Navien Now Doing Business in Canada as Navien Canada, Inc. Navien Begins Shipping PeakFlowC Commercial Scale Prevention Systems. Exhaust Vent Piping Materials. Learn more about our products for home owners. Space-saving high-efficiency condensing boilers provide the ultimate home heating and comfort experience. Navien products not installed by a qualified contractor will void the warranty. * The "cold-water sandwich effect" is the undesired introduction of cold water into . By having both heating and hot water in one unit, the combi will save space in the mechanical room and also save on the initial installation compared to separate appliances. What Is The Brown Wire On Thermostat For? Ultra-high efficiency condensing tankless water heaters, High efficiency non-condensing tankless water heaters, Benefits of Tankless Water Heaters | Navien, Problem Solved: Gandy Installations Saves Customer Enough Space for a Refrigerator. . This is the simplest setup. The condensate should not drain through a heater but the trap. Water heaters located in the garage may terminate on the garage floor with the same distance requirements. Tankless water heaters release harmful toxic exhaust gases, so it is not advisable to vent into the attic. . The quote for tankless included adding a new 3/4" gas line and a different vent. Does Navien have Field Technicians available to service my unit? The typical vent installation of the tankless indoor water heater is horizontally through the sidewall or vertically through the roof. Navien does not dispatch field technicians directly, but you can use our service locator to find an authorized Navien service technician near you. Moreover, tankless heaters with efficiency rates higher than 95% produce highly damaging exhaust gases that can destroy ordinary galvanized pipes, so its better to vent them exclusively.