450mm
450mm Nordfab QuickFit Duct
We list 1,003 products in 450mm (≈ 18″), including branches and cut-ins, reducers, accessories and dampers. Every QF part in this size clamps directly onto same-size QF duct, so runs go together quickly.
UK delivery is free on orders over £400 ex VAT, and lead times are shown on each product page.
Prefer to work in inches? The same products are listed under the 18" Nordfab size.
Showing 1–16 of 323 results
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Nordfab QF Cut In – 450mm × 450mm – 30° – Galvanised
£175.22 + VAT Add to basket -
Nordfab QF Cut In – 450mm × 500mm – 30° – Galvanised
£175.22 + VAT Add to basket -
Nordfab QF Cut In – 450mm × 560mm – 30° – Galvanised
£175.22 + VAT Add to basket -
Nordfab QF Cut In – 450mm × 630mm – 30° – Galvanised
£156.66 + VAT Add to basket -
Nordfab QF Cut In – 450mm × 710mm – 30° – Galvanised
£175.22 + VAT Add to basket -
Nordfab QF Damper Energy S Aut 230 VAC – 450mm – Galvanised
£1,782.54 + VAT Add to basket -
Nordfab QF Duct L – 450mm – Galvanised
£337.91 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 100mm – 30° – Galvanised
£87.22 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 125mm – 30° – Galvanised
£87.65 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 140mm – 30° – Galvanised
£87.93 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 150mm – 30° – Galvanised
£88.10 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 160mm – 30° – Galvanised
£88.26 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 180mm – 30° – Galvanised
£88.65 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 200mm – 30° – Galvanised
£89.02 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 224mm – 30° – Galvanised
£89.46 + VAT Add to basket -
Nordfab QF Standard Branch – 450mm × 100mm × 250mm – 30° – Galvanised
£89.90 + VAT Add to basket