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Description
The benefits of "Black hole" Stops wind blasting in - The air flow within the duct is slowed down by the change of direction and by the vortices formed, reducing draughts to a minimum. Stops light showing through - The occupier cannot see through the ventilator and is less likely to be worried that insects and vermin may enter the house through it. 100cm free area (rectangular only). Includes cavity liner, anti-draught baffles, extension piece, air blast cowl and white inner grille. Double brick size, supplied in three partstelescopic to fit walls 230-375mm.
Specification
Stadium BM700-5 Black Hole Brick Ventilator Specification
| Product Code | BM700/B |
| Dimensions (mm) | 288 x 210 |
| Hole Size (mm) | 270 x 195 |
| Liner (mm) | length expands from 230 - 375 |
| Free Area (cm2) | 100 |
| Rated Input (kW max) | 27 |
| Colour/Finish |
Brown cowl White internal |
Features
Stadium BM700-5 Black Hole Brick Ventilator Features
- Includes cavity liner, anti-draught, baffles, extension piece, air blast cowl & white internal grille.
- Double brick size, supplied in three parts - telescopic to fit walls 230-375 mm.
- Rated Input: Max 27 kW (92,000 Btu/h)
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