Easy to use, permanent cold weld for installing and repairing rigid copper pipe in potable hot and cold water (Also, safe for gas application)Benefits include: provides same permanent weld as hot solder, for use on pipes up to 2" diameter, 40 deg. F. to 275 deg. F. temperature range, pressure rated to 500 PSI, and bonds in 70% less time that solderingSets in 10 secondsCures in 7 minutes