Aluminium door relief grilles are ideal to circulate air between rooms to equalise pressure. They have full chevron blades and come in 2 sections that clip together – no screwing necessary. There are 2 key measurements – the size of the face and the size of the cut-out.

• Full anodised aluminium construction
• Circulates air between rooms
• For doors with a thickness of 30-50mm (suits most standard doors)

• Cut-out size 300 x 150mm / Face size 335 x 185mm
• Cut-out size 600 x 150mm / Face size 635 x 185mm
• Cut-out size 600 x 200mm / Face size 635 x 235mm
• Cut-out size 600 x 300mm / Face size 635 x 335mm
• Cut-out size 600 x 450mm / Face size 635 x 485mm
• Cut-out size 600 x 600mm / Face size 635 x 635mm