British Products Made in British Foundries

3 Inch High Slotted Vent
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3″ High Slotted Air Grilles

From: £50

3″ High slotted grilles painted black.

Drilling & mesh can be added for an additional cost, prices vary from £15 – £25 for mesh depending on length, and £10 for drilling.

Although these grilles are “made to measure” they are made to order from material that we have in stock. This should normally only add a few days to the order.

Please see product specification & sizes in the table below.

Clear selection

Specification PDF for Cast Iron Grilles ciabgrille1

Item Nom. Size (Inch) Size (mm) Vent Size (mm) Weight (kg) Air Flow (mm2) Plate Thickness (mm)
Slot 33 3 x 3 85 x 75 11 0.3 1,800 12
Slot 453 4.5 x 3 110 x 75 11 0.4 2,200 12
Slot 53 5 x 3 130 x 75 11 0.5 2,700 12
Slot 63 6 x 3 155 x 75 11 0.7 3,300 12
Slot 73 7 x 3 180 x 75 11 0.75 3,850 12
Slot 83 8 x 3 205 x 75 11 0.8 4,400 12
Slot 93 9 x 3 225 x 75 11 1.0 5,000 12
Slot 103 10 x 3 257 x 75 11 1.1 5,500 12
Slot 113 11 x 3 280 x 75 11 1.2 6,050 12
Slot 123 12 x 3 304 x 75 11 1.3 6,600 12
Slot 153 15 x 3 380 x 75 11 1.6 8,500 12
Slot 183 18 x 3 450 x 75 11 2.0 10,000 12
Slot 243 24 x 3 600 x 75 11 2.5 13,000 12