For leaking pipes behind walls, cut away the drywall with a jaw saw. Copper lines with pinhole leaks or faulty joints should be replaced by a licensed plumber. Or you can cut away the damaged line and replace it with PEX plastic pipe and push-fit connectors. The Spruce / Kevin Norris Th...
While lead pipes were used traditionally, it is not the preferable way of sealing cast iron joints these days, given America’s lead-free law. So, if yourcast iron lead joints are leaking, you should probably take this as the opportunity to replace them with a cold caulking seal. Drillthe...
metalbrake. Screw things together withsheet metal screws. Create airtight and heat-resistant joints withsilver foil tape(not duct tape). Brush onduct sealantto all potential air joints to create a better seal. And above all, instantly master sheet metal duct work with a fewYouTube videoson ...