Originally Posted by
Joshua Hardesty
Well I'll be derned. Just did a little research -- apparently ALL CPVC MIP'S are NOT recommended for transitioning from metal to cpvc. Differences in thermal expansion between the metal and CPVC may cause leaks.
Here's but one example:
http://www.ppfahome.org/images/CPVC_...tion_FINAL.pps
I'll be derned too!
Even though the MIP's say for cold water only, I wonder if it matters if it's a situation where you're just going from a CPVC FIP to MIP.
I'll say yes if you are talking about changing from CPVC to another material (metal), but not if you are going CPVC to CPVC (but why would you do that?).