To meet the demand for fire dampers and fire smoke dampers with easy access for testing and maintenance we are pleased to offer the 0400 series damper. The fire damper has been designed to maintain its integrity in a fire also having the facility to be used for volume control.
The fire smoke damper has been designed to maintain its integrity in a using a fail-safe spring closed actuator in either direction with an electrical thermal fuse with a test button.
The sizes available are from minimum 100mm dia. to maximum 315mm dia.
The damper has been tested to meet the current CPR requirements for CE labelling being tested to BS EN 1366-2 and classified to BS EN 13501-3 as required in the product standard BS EN 15650.
To ensure the fire smoke damper is easily installed it is supplied with a pre-drilled installation flange that allows tolerance on the hole opening size using fire batt to complete the installation.
Duct nominal (mm) | Overall flange size (mm) |
Minimum opening size (mm) |
Maximum opening size (mm) |
100 | 239 x 239 | 155 x 155 | 184 x 184 |
125 | 264 x 264 | 180 x 180 | 209 x 209 |
150 | 289 x 289 | 205 x 205 | 234 x 234 |
160 | 299 x 299 | 215 x 215 | 244 x 244 |
200 | 339 x 339 | 255 x 255 | 284 x 284 |
250 | 389 x 389 | 305 x 305 | 334 x 334 |
300 | 439 x 439 | 355 x 355 | 384 x 384 |
315 | 454 x 454 | 370 x 370 | 399 x 399 |