Water Heating
-
Beyond Water Heaters
Water heating is a system, not just an appliance
-
Getting Into Hot Water — Part 4
Monitoring data show that the Geyser heat-pump water heater didn’t save very much electricity, while a Stiebel Eltron unit performed better
-
Drainline Heat Exchangers
This simple system for recovering heat from wastewater makes a lot of sense — especially for homes and commercial buildings that use a lot of hot water
-
Getting Into Hot Water — Part 2
Installing an add-on heat-pump water heater
-
Hybrid Water Heaters
A relatively new type of water heater combines features of both tankless and storage water heaters
-
Getting into Hot Water — Part 1
Choosing between an electric-resistance water heater and a solar thermal system
-
The Difference Between Storage and Tankless Water Heaters
While offering higher efficiency, electric tankless water heaters usually don't make sense
-
Is the Pretty Good House the Next Big Thing? Part 2
A look at water use, home performance, verification methods, commissioning, and homeowner education