Description
Steel Ventilation Grille – Powder coated finish in White
Countersunk holes in the flange for fixing with security screws (not supplied – see fixings category)
For providing individual cells with air ventilation, especially in areas requiring High Security installation.
Also known as Anti Ligature Grille, Security Grille, Prison Grille.
Supply and Exhaust
Tested “Fit For Purpose”
High Security Installation
Product Code:
ALSV150 – 150 x 150mm
ALSV200 – 200 x 200mm
ALSV250 – 250 x 250mm
ALSV300 – 300 x 300mm
ALSV350 – 350 x 350mm
ALSV400 – 400 x 400mm
ALSV450 – 450 x 450mm
ALSV500 – 500 x 500mm
ALSV550 – 550 x 550mm
ALSV600 – 600 x 600mm
Bespoke sizes available on request
Size 1.2mm Steel 430 Stainless Steel Pressure Drop Free airspace Weight
| 150x150mm | ALV150 | ALSVSS150 | 46 I/s | 400 | 1.5 |
| 200x200mm | SALSV200 | ALSVSS200 | 75 I/s | 625 | 1.8 |
| 250x250mm | ALSV250 | ALSVSS250 | 115 I/s | 1225 | 1.9 |
| 300x300mm | ALSV300 | ALSVSS300 | 170 I/s | 1600 | 2 |
| 350x350mm | ALSV350 | ALSVSS350 | 234 I/s | 2025 | 2.5 |
| 400x400mm | ALSV400 | ALSVSS400 | 310 I/s | 3600 | 3 |
| 450x450mm | ALSV450 | ALSVSS450 | 396 I/s | 4225 | 3.5 |
| 500x500mm | ALSV500 | ALSVSS500 | 493 I/s | 5625 | 4 |
| 550x550mm | ALSV550 | ALSVSS550 | 598 I/s | 7225 | 5 |
| 600x600mm | ALSV600 | ALSVSS600 | 715 I/s | 9025 | 4.6 |
