Roof caps are a basic element of any ventilation system. Find the stainless steel or copper roof cap your system needs in an improved low profile design. We carry a wide selection of roof and wall hoods for your exhaust air systems and other ventilation structures. Our roof caps are equipped with a screen and backdraft damper to keep unwanted elements from entering your building.
Each stainless steel and copper is designed to resist corrosion and other damaging element to provide long-lasting ventilation. We offer six roof cap and wall hood sizes in a variety of shapes to fit your structure’s unique needs. With over 25 models, we guarantee you will find the hood your system requires at R.E. Williams. View our selection of galvanized steel models for added durability and moisture-resistance at prices that stay within your budget. Find a replacement copper roof cap for your existing model or complete a new system today.
4" - 12" Aluminum roof cap with Backdraft Damper - Duct Connection & Screened Exhaust Opening