BLACK GASKET D-100mb - EPDM Rubber Duct Sealing Ring, 100mm

Leaky duct connections undermine ventilation efficiency, allowing air, dust, and moisture to escape or infiltrate. The BLACK GASKET D-100mb provides a dependable seal for 100 mm ductwork, ensuring airtight and dust-proof joints that keep your system running cleanly and quietly.

Who is it for

HVAC installers, maintenance technicians, and DIY enthusiasts working with 100 mm ventilation ducts. This gasket is ideal for sealing connections in residential, commercial, and industrial ventilation systems where reliable, long-lasting performance is required.

Main features

• Precision fit for 100 mm nominal duct diameter, with an inner diameter of approximately 95 mm and outer diameter of 110 mm.
• Manufactured from high-quality EPDM rubber, offering excellent flexibility, weather resistance, and durability.
• Push-fit installation – no adhesives or special tools needed; simply slide onto the duct end before joining.
• Wide operating temperature range from -30°C to +100°C, suitable for both cold and hot air systems.
• Resistant to UV radiation, water, steam, and mild acids/bases, ensuring long service life even in harsh environments.
• Airtight and dust-proof sealing prevents energy loss and contamination, improving overall system efficiency.

Specifications

• Product type: Gasket
• Application: Ventilation systems, ductwork sealing
• Nominal duct diameter: 100 mm
• Material: EPDM rubber
• Colour: Black
• Shape: Ring / Circular
• Inner diameter (approx.): 95 mm
• Outer diameter (approx.): 110 mm
• Thickness (approx.): 8 mm
• Temperature range: -30°C to +100°C
• UV resistance: Yes
• Chemical resistance: Good (water, steam, mild acids/bases)
• Flexibility: High
• Durability: High, weather-resistant
• Installation method: Push-fit

Tips

Ensure the duct ends are clean and free from debris before fitting the gasket. For best results, press the gasket evenly around the duct circumference to avoid twisting. Store unused gaskets in a cool, dry place away from direct sunlight to maintain elasticity.