To heat the water, we used a wood-fired thermosyphon heat exchanger. This 3/4-in. stainless steel coil circulates the water without a pump. It’s based on natural convection, called thermal ...

I once added a small coil to a wood-fired heater, to supply domestic hot water. ... My shop and tub room has plastic tubing in the floors but the furnace circulates PG for those as well as the ...

Commercial wood-fired cedar hot tubs cost from $3,000 to $7,000. Aside from wanting to avoid this expense, we really wanted the joy and satisfaction of building our own .

A WOOD-FIRED hot tub is not for everyone. I know because six months ago I purchased one from a Canadian company called Goodland, based in Bowen Island, British Columbia. It’s a handsome object ...

One option is a wood-fired heater. Others utilize submersible stoves that go into the tub and are protected by a wooden fence. These are fairly easy to install, and you can feasibly do it yourself.

Of course, there is the option of a wood-fired hot tub. Its environmental impact would partly depend on whether the wood was from a sustainable source, but burning wood is always going to produce ...

Of course, there is the option of a wood-fired hot tub. ... Last year, at Yorkshire’s Baxby Manor, owner Barney Smith installed three hot tubs with air-source heat pumps, ...