3 Models, for up to 1 1/2", 2"- 3" and 3 1/2"- 4". Make bends, offsets or saddles in PVC fast and easy. Easy to use: wrap blanket around PVC, secure with hook and loop strap. Built-In stiffeners help keep the blanket tight to the PVC surface. Remove blanket and form bend by hand. Controlled, even heating for uniform bending. Heavy-Duty cord and thermostat for long life. Temperature over 300° F(149° C)