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A
B
C
D| Style | Model | Max. Velocity | Price | |
|---|---|---|---|---|
| A | 4HX66 | 2000 fpm | £78.30 | |
| B | 4HX64 | 2000 fpm | £54.93 | |
| C | 4HX65 | 2000 fpm | £67.29 | |
| A | 4HX68 | 2250 fpm | £124.31 | |
| D | 4HX69 | 2250 fpm | £172.75 | |
| A | 4HX67 | 2250 fpm | £107.86 | |
| D | 4HX70 | 2250 fpm | £216.95 |
Dayton damper roof mounts are isolation dampers or backdraft dampers that provide airflow in one direction and stop reverse airflow. They are ideally used with belt-drive centrifugal roof and wall ventilators. They are provided with felted-edge aluminium louvres, stainless steel pivot pins and nylon bushings. Choose between 2000 and 2250 FPM max. velocity variants of these roof mount dampers, available on Raptor Supplies .