Harvia Virta Combi HL90SAis a 9kW electric sauna heater and a steamer combined that provides wonderful Sauna & Spa experiences and turns your sauna into a spa. The Combi heater is the right choice for those who enjoy soft and humid steam and the atmosphere created by fragrances. The heater has designated places for fragrance liquids and bags. Choose from a traditional sauna, a steam sauna, a herbal sauna or a fragrance sauna - which sauna atmosphere will you choose today? Required Xenio sauna heater control is sold separately. Wood safety rail sold separately. Sidewall or corner, floor mount install For sauna rooms from 177 to 494 cu. ft. Requires a minimum of 100lbs of stones (3 boxes-AC3020) Works with Xenio Control (sold separately) Automatic and Manual water filling are available 5 Litres Water reservoir capacity Direct rock-to-heating element contact Industrial grade, serviceable heating elements Designed, engineered, and made in Finland Dimensions: 16"W (406mm) x 16"D (406mm) x 33"H (838mm) Manufacturer's Note:Sauna heater stones are significant to the unit's safety. Manufacturer's Note:Sauna heater stones are significant to the unit's safety.