315mm
What’s available in 315mm
Use this page to shop our Nordfab QF ducting and fittings by diameter: everything we sell in 315mm (≈ 12½”) is gathered here, including branches and cut-ins, dampers, reducers and accessories.
Alpha Air is a Leicester-based supplier of commercial and industrial ventilation equipment. Lead times are shown on each product page.
Prefer to work in inches? The same products are listed under the 12½" Nordfab size.
Showing 1–16 of 203 results
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Nordfab QF Cut In – 315mm × 315mm – 30° – Galvanised
£101.60 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 350mm – 30° – Galvanised
£101.60 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 400mm – 30° – Galvanised
£113.63 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 450mm – 30° – Galvanised
£113.63 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 500mm – 30° – Galvanised
£113.63 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 560mm – 30° – Galvanised
£101.60 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 630mm – 30° – Galvanised
£113.63 + VAT Add to basket -
Nordfab QF Cut In – 315mm × 710mm – 30° – Galvanised
£113.63 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 100mm – 30° – Galvanised
£82.41 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 125mm – 30° – Galvanised
£82.75 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 140mm – 30° – Galvanised
£82.97 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 150mm – 30° – Galvanised
£74.30 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 160mm – 30° – Galvanised
£83.24 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 180mm – 30° – Galvanised
£83.60 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 200mm – 30° – Galvanised
£83.88 + VAT Add to basket -
Nordfab QF Standard Branch – 315mm × 100mm × 224mm – 30° – Galvanised
£84.22 + VAT Add to basket