4 pack 44 vented closure strips. Use the vented closure strips to complete the installation of your corrugated asphalt roofing system. Closure strip can be used for residential and commercial purposes. Vented closures strips are used at the eaves and ridge to allow additional ventilation. Features Vented Closure Strip Pack of 4Specifications Length: 44 in. Material: Polyethylene Foam Shape: Round Country of Origin: United States Weight: 0.16 lbs - SKU: TRVAL129425