315mm Flex

What’s available in 315mm

Use this page to shop our flexible ducting by diameter: everything we sell in 315mm (≈ 12½”) is gathered here, including insulated aluminium foil flex, uninsulated aluminium foil flex, combi flex and anti-static PU flexible ducting.

Alpha Air is a Leicester-based supplier of commercial and industrial ventilation equipment. Order stocked lines by 3pm and they ship for next-working-day delivery.