Fixed Blade Extract Grilles

fixed blade extract grille

Fixed Blade Extract Grilles

SEG1 / SER1 Series 45° Blade

Idealair Series SEG1 45 Deg fixed blade 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 SER1 with the damper being adjustable through the front face of the grille.

Categories: ,


Frames and blade 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. Grille vanes are set at 20mm centres.


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

Grilles are supplied with countersunk holes as standard. Alternative fixing methods are available on request.

N – No fixing provided (fixing by others)
S – Countersunk Flange Holes

Countersink flange holes

*Diagrams for reference purposes only

Size Range

100 x 100mm 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