Universal slate roof ventilator for man-made or natural slates. Black polypropylene, Grey to order.
Actual ventilation area = 5,000mm². Not suitable for soil ventilation or mechanical extraction. Sizes: To suit either 600 x 300mm or 500 x 250mm slates
Minimum rafter pitch = 22.5° or 25° depending on head lap. Pack of 10

Universal slate roof ventilator for man-made or natural slates, suitable for soil ventilation and mechanical extraction. Black polypropylene, Grey to order.
Actual ventilation area = 10,000mm².
. Sizes: To suit either 600 x 300mm or 500 x 250mm slates
Minimum rafter pitch = 22.5° or 25° depending on head lap. Pack of 10.

Slate roof ventilator for man-made or natural slates available in 2 slate base sizes.
Black polypropylene. Actual ventilation area = 10,000mm².
Suitable also for soil ventilation.
HDSRV 10/20C = 500 x 250mm slate size
HDSRV 10/24C = 600 x 300mm slate size
Minimum rafter pitch = 22.5° or 25° depending on head lap. Packs of 10

Connects 110mm pipes to 10,000mm² ventilators. May be used for soil ventilation and mechanical extraction with HDSRV10U ventilators, and soil ventilation only on SRV10/24C and SRV10/20C.
Actual airflow = 8,000mm². Pack of 10

Slate roof ventilator with large base for ‘random’ and diminishing course slate roofs.
Can be trimmed to 600 ¥ 300mm base size. Black polypropylene, Grey to order.
Actual ventilation area = 20,000mm².
Size 680 x 450mm Pack of 5
Minimum rafter pitch = 22.5° or 25° depending on head lap.

Connects 110mm pipes to 20,000mm² ventilator. May be used for soil ventilation and mechanical extraction with HDSRV680 ventilator.
Airflow = 8,000mm². Pack of 5

Flush fit slate roof vent for man-made or natural slates. Black polypropylene, Grey to order.
Actual ventilation area= 10,000mm². Packs of 10

IL/SRV 10/20
Base size 565 x 290 to suit 500 x 250mm slate size
IL/SRV 10/24
Base size 615 x 300 to suit 600 x 300mm slate size
Minimum rafter pitch = 22.5° or 25° depending on head lap.

Connects 110mm pipes to IL/SRV 10/20 &10/24. May be used for soil ventilation and mechanical extraction. Kit comprises adapter, flexi-pipe and blanking plug for the smaller vent spigot.
Airflow = 8,000mm². Pack of 5

Flush fitting slate roof vent with universal application to suit the following slate sizes
600 x 300mm, 500 x 250mm and 450 x 230mm. Black polypropylene, Grey to order.
Actual ventilation area = 10,000mm². Pack of 5
Minimum rafter pitch = 22.5° or 25° depending on head lap.