Seal for concrete pipe and manhole systems
Easy to centre during jointing
Meets the requirement of all relevant current European standards
Forsheda 104 is a sliding seal that is stretched onto the spigot end of the pipe or manhole. Lubricant is applied to the socket prior to jointing.
This design permits installation with very low force.
The Forsheda 104 seal meets the requirement of all relevant current European standards.
Joint performance is dependent on dimensional accuracy and surface finish of socket and spigot.
Synthetic SBR or EPDM rubber
Hardness 40±5 IRHD
Approved in accordance with EN 681-1
Protected against ozone
Oil resistant grades are available on request
Non-integrated seal for concrete pipes and manholes
100 % leak-free
Examples of sizes
Stretch the seal onto the spigot and position against the shoulder.
Equalize the stress in the seal by lifting and releasing at a few points. The seal must sit evenly against the spigot shoulder all around the pipe or manhole.
Apply lubricant to the socket. The lubricant must be evenly spread over the surface of the entire socket paying special attention to the radius at the front.
Centre the joint and assemble using suitable equipment.
More detailed information
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