TimberLine Wood Water Stoves are an alternate way to heat a hot tub or spa! This 100% Stainless Steel water boilers produce about 35,000 BTU of heating capacity by only using wood. You can now heat a medium-large hot tub in hours! These are ideal for off grid applications or to supplement pool and spa heating costs.
The TimberLine Wood Water Stove naturally circulates the water using no electricity. Its design is based on Thermosiphon; the hot water rises and exits via the top port. At the same time cold water is drawn in to the heat exchanger via the bottom port.