Brown Combination Air Brick Vents 9" x 3" for Air Flow Ventilation access_doors_panels 2mmMaximum Safe Speed: 13200 R

2mmMaximum Safe Speed: 13200 R

this versatile panel allows for quick maintenance access while maintaining a clean

Robust and lightweight alternative to mortar

Extension sleeves available

Provides 6

Brown Combination Air Brick Vents 9" x 3" for Air Flow Ventilation access_doors_panels 2mmMaximum Safe Speed: 13200 RProduct Description Brown 9" x 3" Air Brick Vents Plastic interlocking air brick ventilator. Clip together facility provides a choice of ventilation sizes. Can be stacked together to create 9" x 6" and 9" x 9" combinations. Moulded in mortar key ensures secure adhesion to the building fabric. Meets NHBC requirements for the control of condensation in buildings. Manufactured to BS 493: 1995 + A1: 2010. Other colours and ventilation fittings for this