I am building a project that uses several joints of 1 1/4 " galvanized pipe, including elbows and Tee's. The unit will be plumbed into my 50 psi water system. What is the best way to seal the pipe joints? I have assembled the unit and tested using teflon pipe dope and had several leaks.

I discovered why the water pressure in my fire prinkler system kept rising. It's because the hot water pipe is right up against the sprinkler pipe causing it to heat which then increases the pressure. Now can I wrap the pipe with insulation. Would this be a good fix? If so, should I wrap the hot...

My house is a craftsman style house from 1912 in Oakland, California. I have a big hole in a 24" horizontal lead pipe that bends at 90 degrees and connects the only toilet in the house to the hubless waste pipe. How do I go about removing the lead pipe? (What tools do I need and what type of...

I have a downstairs toilet and upstairs toilet ,one above the other.. The soil/stench pipe connects upwards to above the Roof heaves and downward into the sewer... Coupled into the sewer also is a Gully trap drain to take sink and bath / shower wastes and from time to time , from that drain gully...

My house was built in early 70's.. No plastic.. I'm putting in a new sink and had to remove the wall pipe that goes into the wall.. I needed a longer one. It seem where it goes in behind the wall into the plumbing there was some type of gasket as pieces of it fell out when I removed the pipe.. I...