100mm Ducting

What’s available in 100mmUse this page to shop our ducting and fittings by diameter: everything we sell in 100mm is gathered here, including 90° curved boots, 45° pipe saddles, 90° pressed saddles and silencers.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.Prefer to work in inches? The same products are listed under 4 Inch Ducting.