Categories > Manhole joint wrap

External Concrete Manhole and Pipe Joint Wrap Seals


Infiltration and Extravasation Prevention


Groundwater enters the sewer collection system through leaky manholes joints. Inflow into the manhole can be prevented by installing a joint wrap seals.

External Joint Wrap is a custom compounded butyl-based sealant specifically designed to create a high performance seal in precast structures and pipe joints.


By applying and external tape seal, manhole joints are protected against water infiltration. The sealing tape provides a complete watertight seal.

External Joint Wraps provide excellent adhesive and cohesive strength, they are self-priming and self-healing. Highly resistive to temperature extremes and acid or caustic environments. External joint wrap remains permanently flexible is easy to applied, are high-performance seals.

Read More: Joint Seals for Concrete Manholes and Concrete Pipes

In addition to leaks occuring at the section joints, the pipe-to-manhole connection points also may be a leaking problem. See Pipe-to-Manhole Connector Seals: ; and LPS link sealing of pipe connections


Manhole Test Plugs


Manhole most common size is DN 600 - 1000

For manhole leak testing a air inflatable plug is used.

The plug is relatively short and light, equipped with eyelet bolts for simple vertical positioning of a plug.

Standard accessories available for testing tightness with air.




Contact us: Westatlantic Tech Corp., 902 455 4455

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Manhole pipe connectors, manhole boots, Trelleborg pipe seals, pipe to manhole, USA and Canada, by Westatlantic Tech Corp. USA: Texas, TX, Houston, New York, NY, Illinois, IL, North Dakota, ND, Iowa, IA, Ohio, OH, Michigan, New York, NY, Utah, Arkansas, Kentucky, KC, California, CA, Colorado, Denver, Louisiana, LA, Florida, FL., Pennsylvania, PA. Wisconsin, WI. Canada, Ontario, Oakville, Toronto, London, Hamilton, Mississauga. Alberta, AB; Edmonton, Fort McMurray Calgary. British Colombia, BC; Kelowna, Vancouver, Prince Rupert, Kitimat. Saskatchewan, SK; Regina, Saskatoon, Prince Albert, Estevan, Swift Current. Manitoba MB; Winnipeg, Thompson. Quebec, QC; Montreal, Quebec City, Trois-Rieviers, Chebougamau, Sherbrooke. QC, Alberta, Saskatchewan, Manitoba, Quebec, New Brunswick, NS, Newfoundland, NL.