Generally, yes. In fact, they tend to eat PVC LESS than they eat iron or copper. But, doublecheck the bottles -- they usually say. And they do eat through the pipe a little.
A. Lab tests confirm that all Liquid-Plumr® products are safe for all household plumbing. However, we do not recommend using drain openers in rubber pipes. The products may damage rubber.
(no subject)
Date: 2005-02-22 12:33 am (UTC)(no subject)
Date: 2005-02-22 12:37 am (UTC)(no subject)
Date: 2005-02-22 01:43 am (UTC)Q. Are Liquid-Plumr® products safe for all pipes?
A. Lab tests confirm that all Liquid-Plumr® products are safe for all household plumbing. However, we do not recommend using drain openers in rubber pipes. The products may damage rubber.
(no subject)
Date: 2005-02-22 03:42 pm (UTC)