Direct Mounted Grilles
Strong, durable and convenient
Recommended for use with circular and spiral ducting, with a diameter of 150mm diameter and above, our direct mounted grilles do not require grille boxes or shoes.

Benefits of FNW direct mounted grilles
- Fits straight onto spiral wound or circular ductwork - no need for grille boxes or shoes
- Possible to turn air and balance volume - easy to push / pull, adjustable damperflector
- Offers sideways spread air diffusion - individually adjustable vertical deflection louvres
- Complete corrosion protection - zinc coated steel construction with polyester powder coating in black
- Easy to attach – two fixing hole attachment, comes complete with foam sealing gasket and fixing screws
- Range of sizes – 16 standard sizes to fit all circular ducting from 150mm diameter upwards
- Bespoke products available - double deflection fixed louvre and eggcrate variants can be manufactured in larger sizes, both height and length
If you’d like more information on FNW Engineering, or for product specifications and price lists for our direct mounted grilles please call 01484 861233 or complete our online contact form.
