Extrusion from black EPDM rubber and Vulcanize jointed to rings. Used for sealing in ventilation system fittings, and spiro fittings.

The specially designed single-lipped, double-lipped, and triple-lipped EPDM seal eliminates the need for additional sealants, such as tape or mastic.

* Single or dual extrusion.

* For HVAC air ducts & SPIRO fittings

* Different hardness available (50shore A ~ 85shore A).

* Size 80, 100, 125, 150, 180, 200, 250, 300, 400,450, 630,...up to 1250、

* Anti-friction treatment

* Typical shapes (double lip seal) such as F-shape, E--shape, U-shape, T-shape, L-shape….