They are designed to comply with regulations in certain air quality districts in california and were sold primarily in california.
California low nox water heater requirements.
The south coast air quality management district scaqmd and san joaquin air pollution control district sjapcd are responsible for ensuring air quality standards meet or exceed state and federal regulations and they actively enforce these emission requirements.
Due to epa regulations manufacturers installers and distributors will no longer be allowed to offer install or sell non compliant condensing or non condensing furnaces.
The ultra low nox requirements california map of the variation is widely available.
The difference between low nox and ultra low nox is determined by local epa standards and based on the type of heating equipment.
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.
It means that all furnaces installed as of october 2019 must meet 65 lower nox emissions from 40 to 14 nanograms joule or less.
Bay area aqmd reg 9 rule 6 sacramento metropolitan aqmd rule 411.
Residential water heaters in california must be ultra low nox all other states require standard models.
Westinghouse 11 gpm ultra low nox natural gas condensing high efficiency outdoor tankless water heater ultra low nox requirements california map source image.
Much of southern california and the san joaquin valley require pool heaters to meet low nitrogen oxide nox emission standards.
October 28 2019 blog.
On march 25 2010 the sac metro air district board of directors approved amendments to rule 414 water heaters boilers and process heaters rated less than 1 000 000 btu per hour.
Beginning on october 1 2019 condensing and non condensing furnaces sold or supplied within the boundaries of the south coast air quality management district must comply with a nox emission limit of 14ng j.
Because of the long standing problems our city has had with smog the requirements are especially stringent.
These amendments establish lower nox emission limits for water heaters sold and or installed in sacramento county.
Up until october if you have a furnace installed that does not meet this new requirement you must pay a fee which ranges from 225 to 400.
Ultra low nox emissions standards are required in these california air quality management districts.
Shop low nox commercial gas water heaters residential water heaters.
California s south coast air quality management district scaqmd and the san joaquin valley air pollution control district sjvapcd introduced ultra low nox rule 1111 and rule 4905 respectively which require nox emissions of less than 14 nanograms per joule.
Ultra low nox compliance advisory for homeowners in california.
Our low nox solution.
To successfully can read the map very easily print the pulling on.
Install a zero emission heat pump.
Furnaces offered for sale supplied sold or installed must emit less than 14 nanograms per joule of nox.
As of october 1 2019 any furnace must meet the new ultra low nox requirement.