Profile: Tamarack Technologies, Inc. specializes in whole house fans, indoor air exchange products and electronic controls. We provide garage fans, sun room fans, air purification, energy conservation, fan controls, dampers, pressure balancing and bath fan kits. Our damper is a non-mechanical in-line one way air flow valve that requires minimal pressure to operate has no moving parts and tested to UL 723 standards. Our garage fan is used to exhales hot, humid, toxic air from garage & it also removes unhealthy fumes from gasoline, fertilizer, paints, pesticides and auto exhaust. Our brands include Ghost™, Dragon Garage Fans™, HV1000™, HV1600™, Airetrak™, Airetrak622™, RAP™ and CapeDamper™.