ALEKO External Wood-Burning Hot Tub Heater Equivalent to 10-15kW Heater. Features: Consumes zero electricity and gas Does not require pumps, wiring or filtration systems to operate A great addition to your backyard or vacation rental hot tub Can even pair with your hot tub and enjoy off the grid Stainless steel stove and chimney are rust and corrosion resistant Chimney has iron anti-scald cover for safety Includes two high temperature silicone connecting pipes Six clamps are included to fix this stove to your wood fire hot tub Technical Specs: Stove Material: 304 Stainless Steel Chimney Material: 304 Stainless Steel with Iron Cover Connecting Pipe Material: High-Temperature Silicone Dimensions: 25.53L x 15.8W x 88.2H in. Connecting Pipe: 2-3/5 in. Outer Diameter Heating Output: Equivalent to 10-15 kW Electric Heater Assembly Required: Yes. (1) Stove; (1) Chimney (3 separate pieces); (2) Connecting Pipes; (6) Clamps Description: ALEKO wood-burning hot tub heater consumes zero electricity and gas, and does not require any pumps, wiring or a filtration system to operate. Enjoy using your hot tub as often as you would like without racking up those electric bills. Whether you are looking for a more cost-effective hot tub solution for your home or want to enjoy soaking in your tub off the grid, this wood stove and chimney kit is the perfect addition to your wooden hot tub. This wood-burning heater is made from stainless steel to prevent rust and corrosion. An iron anti-scald cover is attached to the chimney for safety. We do our best to process your order as soon as possible. We process 80% of our sales online. Please note due to the Holiday time packages could be delayed!