The W T Knowles Clay Air Brick provides essential ventilation. This red clay air brick features a square hole design and measures 215 x 140 x 50mm.

Product Features:

• Product Type: Air Brick
• Material: Crafted from durable clay.
• Colour: Comes in a red finish.
• Dimensions: Size of 215 x 140 x 50mm.

Weighing 1.5kg, this air brick is suitable for various ventilation applications.