The Narvi Chimney Watertank 30L is made of rustproof steel and heats the water with lost heat. Due to the installation procedure of the tank, the power of the tank will not decrease nor will the need for space increase. The tank can be turned to the left or the right side of the sauna stove. The supporting pipe, which is included in the delivery, is placed between the tank and the sauna stove, so that the tank is placed above the sauna stones. This tank is suitable for all sauna stoves, that has a connection flue with an outer diameter of 122mm and a minimum length of 600mm. Heats water with heat that would normally be lost Does not increase space needed for the stove Can be turned to the left or right side Dimensions: 17.7"W (45 cm) x 9.8"D (25 cm) x 15"H (38 cm) Designed, engineered, and made in Finland