Designed to restore joint integrity
Pipe and manhole joints generally experience higher ground water pressure than the grade adjustment area of a manhole. When infiltration occurs due to deflection, offset or corrosion, the Internal Joint Seal is specifically designed to re-establish watertight conditions.
Technical Approvals, Patents, Quality Standards
In conformance with worldwide standards
Devices meet the requirements of the applicable EC directives
Needed for ordering Trelleborg Internal Joint Seal
Prior to ordering Internal Joint Seals it is important to measure the inside diameter of the pipe or manhole on both sides of the joint being repaired.
Take the diameter measurement in two directions to ensure accuracy, top to bottom and side to side.
Sealing Area "A" |
Recommended Seal |
Coverage Area "B" |
|||||
---|---|---|---|---|---|---|---|
inch |
mm | Qty. | inch | mm | inch |
mm | |
0 - 2.5 | 0 - 63 | 1 | 7.5 | 190 | 7.5 | 190 | |
2.5 - 5.5 | 63 - 140 | 1 | 10.5 | 267 | 10.5 | 267 | |
5.5 - 10 | 140 - 254 | 1 1 |
7.5 Extension |
190 Extension |
15 | 381 | |
10 - 13 | 254 - 330 | 1 1 |
10.5 Extension |
267 Extension |
18 | 457 | |
13 - 17.5 | 330 - 444 | 1 2 |
7.5 Extension |
190 Extensions |
22.5 | 571 | |
17.5 - 20.5 | 444 - 521 | 1 2 |
10.5 Extension |
267 Extensions |
25.5 | 648 | |
A = | The portion of the seal which covers the pipe or manhole defect |
||||||
B = |
The complete width of the seal once installed (incl. band compression area |
How can we be of assistance? Please fill in the form to request more information