









Duct Work
All ductwork (any metal, but to DW144 regulations)
- Rectangular Ductwork
- Spiral Ductwork
- Oval ductwork
- Grilles
- Galvanised Steel Louvres
- Aluminium Louvers
- Attenuators with nut inserts - spigots - flanged
- Attenuation wall panels (for sound proofing areas)
- Grille Boxes
- Plenums
- Duct Housing/Bee Hives
- Aluminium guttering

