GAF Grand Canyon Shingles, Black Oak, 17 x 40 inch, 5 inch Exposure R-15 while its solid core construction

while its solid core construction ensures durability

Regulate your air system with confidence—add this 125 PSI 1/2 in

Laser-cut stabilizer vents trap noise and vibration

Works with A-frame couplers

including an outer bag and disposable inner filtration bag

GAF Grand Canyon Shingles, Black Oak, 17 x 40 inch, 5 inch Exposure R-15 while its solid core constructionGrand Canyon Designer Asphalt Shingles (Black Oak) GAF Grand Canyon Shingles deliver a rugged wood shake look with deep dimension in a durable fiberglass asphalt construction. Designed for long lasting performance, this designer shingle line offers high wind resistance and Class A fire protection for premium residential roofs. Key Features: Authentic Wood Shake Look: Multi layer design creates bold shadow lines and rich texture Durable Fiberglass