| Catalogue No | Description | Size | Finish |
| BLS100/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 100x75mm | |
| BLS100/100/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 100x75x100mm | |
| BLS125/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 125x75mm | |
| BLS150/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 150x75mm | |
| BLS150/150/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 150x75x150mm | |
| BLS160/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 160x75mm | |
| BLS200/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 200x75mm | |
| BLS200/100/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 200x75x100mm | |
| BLS200/150/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 200x75x150mm | |
| BLS300/150/75-60 |
Airbrick, Fire Protection Simple Installation, for Intake & Extract Ventilation
| 300x75x150mm | |
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