12½ Inch Flex

What’s available in 12½ inchUse this page to shop our flexible ducting by diameter: everything we sell in 12½ inch (≈ 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.