The revolutionary Santanna II Air Blower by Waterway Plastics is one of the best quiet running outdoor spa and hot tub air blowers on the market. The Santanna II is heat-free due to an open-air system that eliminates backpressure build-up. The internal check valve resists water damage and the Santanna II is thermally protected for locked motor condition. The mounting body is made from a Hi-Temp material, thus eliminating the need to wall mount. The side/bottom outlet is perfect for outdoor installation and a slip plug is included for the outlet while it is not in use. Santanna II Air Blower has high-impact strength construction for indoor and outdoor use. Comes with a 1-year limited warranty. Bracket on case for easy mounting. Tested, certified and listed by UL to meet both UL and CSA requirements and standards. Available in 110v or 220v models.