View Full Version : schedule 40 pvc used as cold water supply
Dominic Caronna
08-15-2010, 10:49 PM
I know that sch 40 pvc is not allowed now but inspected a 12 year old home with this issue. Should I recommend replacement or what. What is the safety issue, if any.
thanks
DAC
Wayne Carlisle
08-16-2010, 06:24 AM
Why do you say that schedule 40 pvc isn't allowed?
Rick Cantrell
08-16-2010, 07:07 AM
"Why do you say that schedule 40 pvc isn't allowed?"
PVC is not listed as being approved
From the 2006 IRC
P2904.5 Water-distribution pipe.
Water-distribution piping
within dwelling units shall conform to NSF 61 and shall conform
to one of the standards listed in Table P2904.5. All
hot-water-distribution pipe and tubing shall have a minimum
pressure rating of 100 psi at 180°F (689 kPa at 82°C).
TABLE P2904.5
WATER DISTRIBUTION PIPE
Brass pipe
Chlorinated polyvinyl chloride (CPVC) plastic pipe and tubing
Copper or copper-alloy pipe
Copper or copper-alloy tubing
Cross-linked polyethylene
Cross-linked polyethylene/aluminum/cross-linked polyethylene
Cross-linked polyethylene/aluminum/high-density polyethylene
Galvanized steel pipe
Polybutylene (PB) plastic pipe and tubing
Polyethylene/aluminum/polyethylene (PE-AL-PE) composite pipe
Polypropylene (PP) plastic pipe or tubing
Stainless steel (Type 304/304L) pipe
Stainless steel (Type 316/316L) pipe
Wayne Carlisle
08-16-2010, 07:14 AM
The original post did not say where or how the PVC was being used that's why I asked.
He stated in the title "used as cold water supply".
You can use schedule 40 PVC for water service pipe.
mike huntzinger
08-16-2010, 10:30 AM
If you see this on the hot water side, its not rated for the temp, write it up
Dominic Caronna
08-16-2010, 10:09 PM
Thanks to all for your replies--it helped
Dominic
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