Roof cowls and slates which are robust, weatherproof and available in discreet colours to blend with their surroundings.

Roof cowls for extractor fan venting through a roof. Diameters from 150mm up to 630mm. Large stock of all sizes held. Buy cowl vents online.

Smitsair offers a wide range of roof hoods for a variety of ventilation needs. Whether it is recessed roof hoods for pitched roofs or standard roof hoods, our products provide efficient air supply …

Roof terminal for vertical exhaust – used as end of the duct system above the roof. Attractive design, easy installation and low-noise design

Find everything from leaf and bird guards to raincaps, gutter guards and more here. Our Cowls & Leaf Guards are crucial for keeping your roof and chimney clean and free from debris and …

Extract cowls to keep the weather out, mounted externally on roofs. Additional Colour change for RAW 630 (12-B-29) Suitable for 630mm & 710mm Plate Axial fans. See Download on next Tab...

Transition from roof duct to circular roof cowl. Our cowls are developed and manufactured to ensure optimal performance and excellent water separation.

Roof cowls. For many years Bevent Rasch has developed and manufactured cowls for ventilation systems. We have delivered products to most types of projects: offices, schools, hospitals, …

Jan 2, 2025 · be placed on roof of residential buildings. The roof cowl has aesthetic design made of perforated metal sheet (square holes) and 3 types of top hats - pitched, round and flat. The …

Roof cowls are designed to provide a weatherproof opening in ducted systems to the outside of buildings. MAD cowls are available in various sizes and capacities to suit smaller-diameter …