Semi-Permanent Duct Seals (Type MD)
Semi-Permanent Duct Seals (Type MD) are based upon a specifically formulated two component expanding polyurethane resin that provides 100% water and gas tight seal, but also offers excellent mechanical strength.

Filoform MDI Duct Sealing System
- Filoform MDI Duct Sealing System (MDI-1, MDI-2) seals ducts containing pliable cables (coax, etc) which can be easily bent to a right angle.

Filoform MDII Duct Sealing System
- Filoform MDII Duct Sealing System provide a solution for all Gas and Watertight duct sealing requirements (MDII-50, MDII-125, MDII-200).

Filoform MDIII Duct Sealing System
- Filoform MDIII Duct Sealing System for ducts with a diameter up to 250mm and cables/ pipes up to 220mm (MDIII-25, MDIII-75, MDIII-160).

Filoform MDIV Duct Sealing System
- Filoform MDIV Duct Sealing System for quick sealing of empty ducts where cables or pipes are to be installed later (MDIV-1, MDIV-3, MDIV-4)

Filoform MD5 Duct Sealing System
- Filoform MD5 Duct Sealing Systemis provides an effective solution for sealing one or multiple cables in ducts (MD5-160mm (80347), MD5-110mm).
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