Find answers to the most common questions about pipes, fittings & valves.
Tighten the fitting with a wrench (don’t overtighten), or replace the O-ring/washer. For threaded leaks, wrap Teflon tape clockwise.
Measure the outer diameter (OD) for tubing or inner diameter (ID) for pipes. Use a caliper for precision.
Avoid direct contact—use a dielectric union to prevent galvanic corrosion between dissimilar metals.
Wrap threads with Teflon tape + pipe dope, or use a thread repair kit (like Heli-Coil) for a permanent solution.
© 2026 RepairHome. All Rights Reserved.