They are designed to comply with regulations in certain air quality districts in california and were sold primarily in california.
Ultra low nox natural gas water heater.
Hd supply carries low and ultra low nitrogen oxide nox water heaters that comply with the emissions standards set by california and texas.
Factory installed temperature and pressure relief valve ensures safe operation.
Ultra low nox water heaters performance efficiency cleaner air and safety the eco defender ultra low nox water heaters deliver proven performance while setting the standard for low nox emissions to protect our environment.
Featuring a 40 gallon nominal tank and a 40 000 btu gas burner the gurl 40 standard vent delivers a first hour rating of 72 gallons and a recovery rate of 41 gallons per hour.
High altitude certified from 0 ft to 10 100 ft.
The westinghouse 11 gpm ultra low nox natural gas condensing high efficiency tankless water heater has a durable high grade stainless steel heat exchanger.
Rheem performance 40 gal.
Ceramic tank lining and anode rod protects tank from corrosion for long tank life.
This recall includes 30 40 and 50 gallon natural or propane gas fired ultra low nox emission gas water heaters.
This model is no longer available.
Ultra low nox natural gas model meets 10ng j emissions standards.
11 gpm ultra low nox natural gas condensing high efficiency tankless water heater dual stainless steel heat exchangers resist corrosion and provide a longer life expectancy energy star certified with uniform energy factor of 96 98 energy factor easy to use lcd display which allows the user to.
The difference between low nox and ultra low nox is determined by local epa standards and based on the type of heating equipment.
Tall 6 year 38 000 btu ultra low nox uln natural gas tank water heater.
Learn more about bradford white s gas ultra low nox water heaters and how you can have one installed.
The westinghouse residential tankless produces continuous hot water and has a 10 to 1 turndown ratio.
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For example it s not uncommon to see an ultra low nox water heater that emits less than 10 nanograms of no2 per joule of heat output 10 ng j.
The proline ultra low nox gas water heater delivers an efficient reliable performance and features an innovative design that protects against accidental ignition of flammable vapors.