RectorSeal pipe repair kit is a cost-effective pipe repair system. Stops leaks on all rigid pipes in a variety of applications. Knitted fiberglass cloth in polyurethane resin bonds to PVC, fiberglass, concrete, all metal pipes, and will seal harden in minutes. Fast and easy to install. Quick setting allows for the repair kit to seal leaks quickly. Reduces pipe repair costs. Long lasting pipe repair solution. Strongly bonds and seals leaks on any pipe material. Heat reistant pipe repair kit. Can be submerged in water after cured. RectorSeal Pipe Repair Kit stops leaks on all pipes in plumbing, heating, pool, spa, irrigation, and HVAC applications. Repair kit hardens in minutes; recommended on pipe up to 1"; useable on any pipe material.