Using Attic To Heat Water

I am removing the copper baseboard radiators and going to use the central ac ducts to provide forced air heat.

Using attic to heat water.

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. Turn excess attic heat into hotwater step 1. Water comes out of the ground at 56 degrees. 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.

If you don t do. Cpvc has a surprisingly high r value. I began to experiment and. I will be using propane as as the fuel type since gas is not available.

I tried cpvc first because it was easy. Make a big box. I have read on this site that navien 240 is an option but longevity and hot water availability may be an issue. Hot air exhaust vents located at the peak of the roof allow hot air to escape.

Once it is sufficiently warm it can be drained down for domestic use. Attic reaches about 130 degrees in summer valves divert water directly to heater in winter. Using attic to heat your water. The house was built in 1991 and is well insulated.

I was worried about condensation on the pipes and also concerned about freezing even though i. Taking advantage of this natural process referred to as passive ventilation is the most common way to vent an attic. In areas that do experience freezing a tank could be mounted on the finished side at the highest point of the ceiling. 4 cpvc pipe in the attic laying flat across the rafters with a drip pan.

Connected to the inlet of the water heater. I have seen a couple of these. Stick in some pipe.