Part Number: 7666
AIR 920 - 9" x 3" - Brown - Air Brick
Polypropylene air bricks which meet British Gas plc requirements. To BS 5440 : Part 2 and BS 493. They may be clipped together to give a wide range of ventilation options. There is a built-in water barrier and dove joints act as a mortar key.
DIMENSIONS:
overall size: 9" x 3"
Free area: 78 cm² (12 sq. inch)
DIMENSIONS:
overall size: 9" x 3"
Free area: 78 cm² (12 sq. inch)
Product Specification
| Standards | BS 5440 Part 2 And BS 493 |
| Colour | Brown |
| Dimensions | 9" X 3" |
| Free Area Size | 78 Cm² |
| Size | 9" X 3" |
| Type | Air Brick |
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