Pinhole leaks in residential pipes are so small that they often go unnoticed at first, but over time they can cause serious water damage to walls, floors and furniture. The problem can be fixed by either tearing out walls and replacing pipes, at great expense and disruption, or by installing an epoxy barrier coating inside the pipes using non-invasive techniques. (Photo: Business Wire)

Q: My one-story home was built in 1965; now my house’s cast-iron drain pipes are deteriorating and might need replacing. However, the plumber has recommended doing some e-piping to coat the interior of the pipes. Will that work?

A: E-piping was a process originally developed in California for storm sewers. An epoxy coating is pumped into the pipes to clean them up and seal them. It’s not a cure-all; sometimes you can use this coating and sometimes you can’t. Your plumber would be your best resource to know if e-piping will be effective with your pipes in their current condition. However, they’ve been using it for several years with considerable success so you might want to give it a try.

For more do-it-yourself tips, go to rosieonthehouse.com. An Arizona home building and remodeling industry expert for 25 years, Rosie Romero is the host of the syndicated Saturday morning Rosie on the House radio program, heard locally from 8-11 a.m. on KNST-AM (790) in Tucson and KGVY-AM (1080) and -FM (100.7) in Green Valley. Call 888-767-4348.


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