Attic Insulation
R.E. Williams Whole House Fan — With R-22 Insulation, 1600 CFM, Model# HV1600-GR
This whole house fan from R.E. Williams enables you to ventilate and cool your home anytime the air temperature is cooler outside. Powerful ceiling-mounted attic fan pulls cooler outdoor air through the home through open windows and doors.
Merchant: Northern Tool