Using Attic To Heat Water

Turn excess attic heat into hotwater step 1.

Using attic to heat water.

Stick in some pipe. 4 cpvc pipe in the attic laying flat across the rafters with a drip pan. I was worried about condensation on the pipes and also concerned about freezing even though i. Cpvc has a surprisingly high r value.

I began to experiment and. Using attic to heat your water. I will be using propane as as the fuel type since gas is not available. The house was built in 1991 and is well insulated.

Attic reaches about 130 degrees in summer valves divert water directly to heater in winter. Make a big box. In areas that do experience freezing a tank could be mounted on the finished side at the highest point of the ceiling. I am removing the copper baseboard radiators and going to use the central ac ducts to provide forced air heat.

A water heater in the attic saves square footage tank type water heaters are big hulking cylinders filled with anywhere from forty to seventy gallons of hot water. Once it is sufficiently warm it can be drained down for domestic use. Giant tanks of water happen to take up a lot of square footage and primarily for that reason many builders have opted to place water heaters in the attic of new homes. Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an attic.

I have seen a couple of these. In the attic and hope for the best. In areas that don t experience freezing temperatures a tank of water can be placed in the attic. You would need to insulate the preheat tank or coil heavily and then run the attic hot air from the attic peak through the insulated box only when the attic peak temperature exceeds the water tank temperature.

Connected to the inlet of the water heater. I tried cpvc first because it was easy. I have read on this site that navien 240 is an option but longevity and hot water availability may be an issue.