Builder's Best 4" Diameter Steel Roof Cap with Collar & Flapper Screen, Black

Upgrade your roof ventilation system with the Builder's Best 4-Inch Diameter Roof Cap with Collar, expertly designed for performance, durability, and ease of installation. Crafted from high-quality 26-gauge galvanized steel, this roof cap is built to withstand the toughest elements while delivering long-lasting functionality. It features a high-performance polyester powder-coated finish that resists rust, corrosion, and weather damage, ensuring years of dependable use. The draw-formed base provides a secure, precise fit, enhancing strength and reducing the risk of leaks—no caulking required, thanks to its innovative riveted construction. This makes installation clean and efficient while providing a sleek, professional appearance on your roof.

Engineered for optimal airflow, this roof cap includes an integrated flapper and screen to help prevent backdrafts and keep out debris, birds, and small animals. The flush-mount design provides a low-profile aesthetic, blending seamlessly into your roofing system without compromising performance. This roof cap is recommended for 4/12 roof pitch (1/3 pitch) and steeper, making it an ideal choice for pitched roofs in residential or light commercial buildings. Please note that it is not recommended for use on flat roofs.

Whether you’re venting a bathroom fan, dryer, or another exhaust system, the Builder's Best 4-Inch Roof Cap offers reliable ventilation and a secure, maintenance-friendly solution. Trust in a product that combines American craftsmanship with durable materials to protect your home and improve ventilation efficiency.

• Made from 26-gauge galvanized steel with a polyester powder-coated finish for long-lasting, rust-resistant performance
• Features riveted construction and a draw-formed base for a secure fit without the need for caulking—quick and clean installation.
• Includes a built-in collar, flapper and screen to reduce backdrafts and keep out debris, birds, and pests for safe and reliable airflow
• Flush-mount roof cap blends into rooflines for a clean look while maintaining strong performance in residential or light commercial use
• Ideal for 4/12 (1/3) roof pitch and steeper; not recommended for flat roofs—ensures proper drainage and ventilation efficiency
• Material: Steel
• Color: Black
• Dimensions (L x W x H): 7.25 x 10.00 x 11.00 inches
• Weight: 1.93 pounds
• Manufacturer warranty: 30-Day Warranty

Shipping Information

VMInnovations is proud to offer fast, free shipping every day. Items are typically delivered between 1-3 days.

Most orders placed before 2:00 PM CST ship the same day.

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