12 Inch Grilles
What’s available in 12 inchUse this page to shop our grilles and diffusers by neck size: everything we sell in 12 inch is gathered here, including ceiling grilles, wall grilles, plastic grille boxes and external louvres.Alpha Air is a Leicester-based supplier of commercial and industrial ventilation equipment. Order stocked lines by 3pm and they ship for next-working-day delivery.Alpha Air Ventilation Supplies is a Leicester-based supplier of commercial and industrial ventilation equipment, serving trade and business customers across the UK.
Showing 1–16 of 17 results
-
Eggcrate Grille with Damper – 12 inch x 12 inch Neck (14 inch x 14 inch Face)
£41.60 + VAT Add to basket -
Square Weather Louvre – 12 inch x 12 inch
£22.56 + VAT Add to basket -
4-Way Ceiling Diffuser – 12 inch x 12 inch (Face size 18 inch x 18 inch)
£21.60 + VAT Add to basket -
4-Way Ceiling Diffuser – 12 inch x 12 inch (Face size 18 inch x 18 inch) – With Damper
£37.14 + VAT Add to basket -
Round Ceiling Diffuser (with Damper) – 12 inch
£40.62 + VAT Add to basket -
Grille Box (Plenum Box) – 12 inch x 12 inch x 4 inch
£11.50 + VAT Choose Options -
Grille Box (Plenum Box) – 12 inch x 12 inch x 6 inch
£11.50 + VAT Choose Options -
Grille Box (Plenum Box) – 12 inch x 12 inch x 8 inch
£11.50 + VAT Choose Options -
Grille Box (Plenum Box) – 12 inch x 12 inch x 10 inch
£11.50 + VAT Choose Options -
Grille Box (Plenum Box) – 12 inch x 12 inch x 12 inch
£11.50 + VAT Choose Options -
Single Deflection Grille – 12 inch x 12 inch Neck (14 inch x 14 inch Face)
£24.74 + VAT Add to basket -
Double Deflection Grille – 12 inch x 12 inch Neck (14 inch x 14 inch Face)
£34.29 + VAT Add to basket -
Eggcrate Grille – 12 inch x 12 inch Neck (14 inch x 14 inch Face)
£28.38 + VAT Add to basket -
Grille Box (Plenum Box) – 14 inch x 14 inch x 12 inch
£12.50 + VAT Choose Options -
Grille Box (Plenum Box) – 16 inch x 16 inch x 12 inch
£12.50 + VAT Choose Options -
Grille Box (Plenum Box) – 18 inch x 18 inch x 12 inch
£13.00 + VAT Choose Options