6 Inch Grilles
Looking for 6 inch grilles and diffusers? This page collects every 6 inch product in our catalogue — ceiling grilles, wall grilles, plastic grille boxes and external louvres — so a complete, matching setup can be ordered in one go. Matching the neck size to your duct or spigot ensures a proper fit first time.Spend over £400 ex VAT and UK delivery is free. Stocked items ordered before 3pm are dispatched for next-working-day delivery.
Showing 1–16 of 23 results
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Eggcrate Grille with Damper – 6 inch x 6 inch Neck (8 inch x 8 inch Face)
£23.83 + VAT Add to basket -
Circular Weather Louvre – 6 inch
£16.50 + VAT Add to basket -
Square Weather Louvre – 6 inch x 6 inch
£15.54 + VAT Add to basket -
4-Way Ceiling Diffuser – 6 inch x 6 inch (Face size 12 inch x 12 inch)
£17.96 + VAT Add to basket -
4-Way Ceiling Diffuser – 6 inch x 6 inch (Face size 12 inch x 12 inch) – With Damper
£21.24 + VAT Add to basket -
Round Ceiling Diffuser (with Damper) – 6 inch
£20.09 + VAT Add to basket -
Air Extract Valves – 6 inch
£7.73 + VAT Add to basket -
Air Extract Valves – Fire Rated – 6 inch
£52.20 + VAT Add to basket -
Air Supply Valves – 6 inch
£7.73 + VAT Add to basket -
Air Supply Valves – Fire Rated – 6 inch
£65.76 + VAT Add to basket -
Grille Box (Plenum Box) – 6 inch x 6 inch x 4 inch
£7.60 + VAT Choose Options -
Grille Box (Plenum Box) – 6 inch x 6 inch x 6 inch
£7.60 + VAT Choose Options -
Terlok Ring Leader® – 6 inch Diameter
£3.98 + VAT Add to basket -
Single Deflection Grille – 6 inch x 6 inch Neck (8 inch x 8 inch Face)
£13.70 + VAT Add to basket -
Double Deflection Grille – 6 inch x 6 inch Neck (8 inch x 8 inch Face)
£17.14 + VAT Add to basket -
Eggcrate Grille – 6 inch x 6 inch Neck (8 inch x 8 inch Face)
£15.43 + VAT Add to basket