Jet Swets„ are used by going straight into any water line system and immediately plugging off the water to gain immediate control of the situation. No more waiting! You do the repair, including soldering, right over the Jet Swet„, then take it back out, through your newly repaired fitting. Jobs that used to take hours are now done in a matter of minutes.Product FeaturesRecommended For: Sched 40/80 PVC, Steel Pipe Galvanized or Black and M or L CopperRated at 55-60 PSI maximumGasket is a special EPDM/Silicon compositeMade from the highest quality steel and aircraft aluminumOne Year Limited Warranty except for replacement gasketsSpecifications: Product Type: Jet Swet Plug ToolSize: 1-1/2"