Ultra Low Nox Water Heater Requirements

Certain counties in the state of california are required to meet south coast air quality management district s nox emissions requirements.

Ultra low nox water heater requirements.

They are designed to comply with regulations in certain air quality districts in california and were sold primarily in california. Please refer to the authority having jurisdiction for guidance. Install a zero emission heat pump. Shop all water heaters commercial water heaters.

The state of utah has requirements limiting the nox nitrogen oxide emissions of gas water heaters. For ultralow nox the emissions are between 7 to 15 ppm. This water heater must be connected to a grounded metal permanent wiring system. The burners use fgr adjusted fuel air ratios plus a staging in order to have low emissions.

I d like to answer a few of the questions i ve heard from members of the public about the switch to ultra low nox water heaters. Both commercial grade and residential water heaters must meet lower emissions standards in those states. Or an equipment grounding conductor must be run with. The new rule requires that all water heaters sold in utah must reduce nox emissions by 75 percent as of november 1 2017.

Grounding instructions this water heater must be grounded in accordance with the national electrical code and or local codes. This recall includes 30 40 and 50 gallon natural or propane gas fired ultra low nox emission gas water heaters. These must be followed in all cases. Are lower nox emitting water heaters commercially available now.

The ultralow nox can have 5 to 9 emissions of oxygen a turndown ratio of 4 1 or 3 1. Low nox commercial water heaters are required in texas and ultra low nox water heaters are required in most of california. Ultra low nox water. Our low nox solution.