Quik-Fix Telescopic Repair Couplings Quik-Fix Telescopic Repair Couplings are used to repair breaks in PVC pipe. Simply cut out section of broken pipe slightly longer than compressed Quik-Fix, apply glue to fittings and expand Quik-Fix to fill the gap. Browse our large selection for super savings on PVC Fittings. PVC Primer and Glue (Purchased Seperately) are required for PVC fittings.