Rectangle Access DoorsRectange access doors are used to access the insides of the ducting to reset fire dampers or to clean.These are used on square and rectangle ducting.Safe and secure fitting with no sharp edgesIncludes simple door cam lock systemGlass mineral wool insulation with 25mm thicknessDesign provides good door fit, minimising air leakageSKU: Alph91 Rectangle Access Door Sizes Please select100 x 100 mm 150 x 100 mm 200 x 150 mm 300 x 150 mm 300 x 200 mm 400 x 200 mm 400 x 300 mm 450 x 300 mm 500 x 300 mm 600 x 300 mm 600 x 400 mm 600 x 450 mm £0.00 ex VAT Buy 5+ Save 5% | Buy 10+ Save 10%5+ Units10+ Units——Qty: Add to cart Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendOur Rectangle Access Doors are designed to provide safe and convenient maintenance access within rectangular ductwork, ventilation systems, and fire damper installations.Access doors allow engineers to inspect, clean, and service ductwork systems without dismantling large sections of duct. They are commonly used in HVAC systems, extract systems, fire damper inspection points, and commercial ventilation installations where regular access is required.Compatible / other products include Fusible Links, Replacement Fire Damper Springs, Action Air Cassette Retrofit Kit 72c, and Heat Resistant Silicon Sealant HT30.Suitable for commercial HVAC systems, industrial extraction systems, ductwork cleaning access, and fire damper maintenance points, these rectangle access doors provide dependable access and long lasting durability.