Black Combination Air Brick Vents 9" x 3" for Air Flow Ventilation Corner Wall Protectors Large Heavy Duty Storage Hook

Large Heavy Duty Storage Hook

5mm - Qty 80

Allows a 2 course per extension

Heavy duty setting tool gun

Satisfies all NHBC Standards 2008 Edition

Black Combination Air Brick Vents 9" x 3" for Air Flow Ventilation Corner Wall Protectors Large Heavy Duty Storage HookProduct Description Black 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