22 in. x 4 ft. Rafter Vent (10-Pack)

For improved air circulation in the attic, install the Durovent 22 in. x 48 in. Rafter Vent (10-Pack). It can be cut to fit most joist spaces and is an affordable way to meet energy-code requirements for air flow. Use it between rafters to create an air channel through insulation to help keep air flowing freely in your attic.”,”highlights”:[“For attic air circulation”,”Affordable solution”,”22 in. x 4 ft. Attic Ventilation System (10-Pack)”