Mar 4, 2020 · PE comes in both IPS and CTS. The most obvious difference, as you've also referenced, is that using IPS allows for the use of barbed fittings while CTS PE tubing (at least in these sizes) …

Sep 23, 2024 · After exposing several feet the existing poly is a Silver Line IPS SIDR, and my research seems to indicate that it is a 1" but different standard. Is there a way to connect the two using a …

Sep 2, 2022 · The other common poly pipe sizing convention is CTS = Copper Tubing Size aka SDR (not sure what SDR stands for). CTS and SDR poly pipe dimensions refer to the OD size.

Jun 12, 2021 · The polyethylene used for wells is usually SIDR, which is a size thing, with a Standard Inside Diameter. That means it is matched up with the common barbs, and the pipe has a bigger OD …

Jan 27, 2021 · I've wandered into the finer points of ID vs OD controlled IPS sizes. I'm located in Seattle, WA. I had a plumbing inspection for a bathroom addition...

Oct 7, 2018 · CTS pipe can be convenient if you need to sleeve inside a failing line. The compression fittings are easier to take apart if it's stuff you disassemble on occasion.

Apr 20, 2025 · And I've seen some discussion of the different pipe types on here, so I'm seeking input from people with actual experience with poly pipe at depths approaching 500' with a 2hp pump.

Mar 2, 2007 · It will be the nominal i.d., (which can have little relationship to the actual i.d.), but the o.d. could either be IPS or CTS. If it is CTS then the o.d. is usually 1/8" larger than the nominal size.

Mar 28, 2008 · First of all today was in the upper 60's here so for the most part the poly pipe was much easier to get the fittings into. Just having a warm day made a big difference. I also used liquid dish …

Dec 3, 2014 · The OD on PEX is copper sizing, and the ID of Poly is copper. The OD on poly is larger. Maybe the easiest conversion would be a barbed insert fitting on the poly side with male threads, …