Drain Water Heat Recovery Explained

Do you know you can recover the heat from the hot water going down the drain? Watch this short animation to learn more. Find more animations like this one and interesting courses at www.bcit.ca/zeroenergybuildings .

[@steveanderson1760]

So you gotta make sure to design your drain to be 1.5 inches or it'd be less efficient

[@JJJere]

Not worth it in a residential setting.