Exceed powerful sticky force, housetop is slack or conduit is slack, need to be stuck gently only, stop immediately leakageNot just coating can prevent water filling leakage, or roof is waterproof do not do reach the designated position, lash-up is necessary, conduit pail slack, durable 50 years, use can get effectiveThis is one applies to housetop quite aperture is slack, slack wait for a problem, slack need to be brushed only do easily calm. RCan apply at a variety of material to pledge, the close talent of industrial level is qualitative, still can on the project sealed and waterproof wait. Treat all sorts of slack difficult problem only, oneself are operated, puissant and waterproof, healthy environmental protection, cistern can in good condition repair. Filling leakage is simpler, which leakage sticks which. The result is especially other good, with the person that pass, won't call a master to maintain again!