View Single Post
Old 11-11-16, 09:51 PM   #3
NiHaoMike
Supreme EcoRenovator
 
NiHaoMike's Avatar
 
Join Date: Oct 2008
Location: Austin, TX
Posts: 1,154
Thanks: 14
Thanked 257 Times in 241 Posts
Default

Use a 12V BLDC pump and a thermostat set to open above 100F or so, mounted on the hot water line.

There's a version of the Laing D5 that has the thermostat built in, but that costs more than a decent Topsflo pump and a snap disc thermostat.
__________________
To my surprise, shortly after Naomi Wu gave me a bit of fame for making good use of solar power, Allie Moore got really jealous of her...
NiHaoMike is offline   Reply With Quote