Install a drain heat recovery system in shower
Drain-water often takes with it significant amounts of heat. A heat recovery system uses warm drain water to warm pipes that are bringing in fresh, clean water on its way to your water heater - thereby reducing the energy the water heater needs to expend to do its job.
April 22
2020
FAQ
If you mark an item on your plan as completed, we will track your estimated energy use and savings over time. We can use this to find additional savings options.