3 ms·
You can get systems that use heat exchanges - the water that goes through the black pipes circulates closed and heats up a separate potable water supply. https
by dlgeek 8y ago
You can get systems that use heat exchanges - the water that goes through the black pipes circulates closed and heats up a separate potable water supply.
https://www.energy.gov/energysaver/heat-exchangers-solar-water-heating-systems https://www.energy.gov/energysaver/heat-exchangers-solar-wat...
- Havoc 8y agoThat's clever. We were considering it for heating a pool. Iei lay the pipes on a hot roof in the sun