Installation should follow local codes and safety regulations . Grants and Incentives
When the compressor is active, they operate at a noise level comparable to an older refrigerator . {GHpVh}
HPWHs are 2x-4x more efficient than conventional electric resistance water heaters . {GHpVh}
Incentives and grants are available to encourage the adoption of this technology, often through "go all-electric" initiatives . {GHpVh}
Ducting HPWH air to the outside can affect other systems like Heat Recovery Ventilators (HRVs) .