900mm Dampers

Our 900mm range covers multi-leaf volume control dampers, with everything made to suit the same duct size.

As a Leicester-based ventilation supplier we supply this size to order — lead times are shown on each product page, and orders over £400 ex VAT ship free anywhere in the UK.

For other sizes and styles, browse the full dampers range.

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