500mm Dampers

What’s available in 500mm

Use this page to shop our dampers by duct size: everything we sell in 500mm is gathered here, including intumescent fire blocks and multi-leaf volume control dampers.

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.

Alpha Air Ventilation Supplies is a Leicester-based supplier of commercial and industrial ventilation equipment, serving trade and business customers across the UK.