Tamarack Technologies HV1000 R38 Ductless Whole House Fan with Insulated Doors
- ...pen automatically when the fan is operating and seal shut automatically when the fan is off. The insulated door design prevents cool air from escaping your living area to the attic..
- COST-EFFICIENT - Our whole house fans for home have insulated doors that prevent heat loss through the attic during the cooler months. Installing a Tamarack Whole House Fan reduces energy consumption and saves money. Our household ventilation fans use only 10% of energy a central air conditioning system uses and reduces your energy bill..
- LONG-LASTING AND MADE IN USA - Made with durable metal material, this quiet cool whole house fan is covered by a lifetime manufacturer's warranty. The insulated door design prevents cool air from escaping your living area to the attic. This whole house attic fan operates at two speeds..
- EASY INSTALLATION - The attic ventilation fan can be easily mounted horizontally or vertically in the attic on 16 or 24 inch center joists. Our HV1000 has been featured twice on the popular home improvement show “Ask This Old House.”.