MarMac MacWrap for Manholes

External seals for precast manhole structures

MacWrap for Manholes is an advanced, external joint coupler specifically designed for preventing infiltration and resisting exfiltration at connections of precast manhole sections.

MacWrap for Manholes is designed to be installed in the worst field conditions, permanently protecting manholes from infiltration and exfiltration, succeeding where other couplers & seals fail.