Washington Gas offers rebates for tuning up existing HVAC equipment. If your equipment is not in need of replacement yet, you can still increase the efficiency with pipe wrap, tank wrap, or a water heater temperature setback.

 

Measure	Insulation Thickness	Technical Requirement	Rebate
Wrap Pipe	≥ 1"- 2"	≥ 1" of insulation for indoor pipes ≥ 2" of insulation for outdoor pipes	$3.00
Wrap Pipe	> 2"- 4"	≥ 1" of insulation for indoor pipes ≥ 2" of insulation for outdoor pipes	$5.00
Wrap Water Heater	N/A	≥ 1" of insulation for indoor tanks ≥ 2" of insulation for outdoor tanks	$75
Water Heater Temperature Setback	N/A	N/A	$50