Removable Core Eggcrate Grilles

Removable core eggcrate grille

Removable Core Eggcrate Grilles

REG1 / RER1 Series

Idealair Series REG1 eggcrate extract grilles are suitable for duct and ceiling applications in most commercial projects. When fitted with an opposed blade damper at the rear they become series RER1 with the damper being adjustable through the front face of the grille.

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Frames are manufactured from 6063 T6 extruded aluminium. Frame mitres are mechanically jointed and tig welded on the rear and neck for added strength and rigidity preventing any distortion of the hairline mitres. Eggcrate Grille Cores are constructed from aluminium eggcrate 12.5mm x 12.5mm.


MF – Mill Finish (Standard)
PPC RAL – Stock RAL colours available to order
RAL chart

Grilles are supplied with no fixings as standard and applied by others. Alternative fixing methods are available on request.

N – No fixing provided (fixing by others)
L – Lay-in tile replacer*

Lay-in tile replacer

– Countersunk Flange Holes

Countersink flange holes

– Rear Fixing Lug

Rear fixing lug

**595 x 595mm overall across flange (flange for surface mounting).
Diagrams for reference purposes only

Size Range

150 x 150mm to 1000 x 1000mm nominal size in 50mm increments. Special sizes and multiple units are available on a made to order basis.

Please enquire for details.


Please specify the accessories on your order.

Opposed blade damper (OBD)
Neck reducers
Plenum boxes