Pump Inlet/Outlet Sizing - Small Cabin Forum

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Small Cabin Forum / Cabin Construction / Pump Inlet/Outlet Sizing


Author	Message
spencerin Member	# Posted: 1 Aug 2021 08:13pm Reply A couple of pumps I'm looking at both say 1/2" FNPT or 3/4" quick attach inlet/outlet sizes. I'm trying to figure out what nominal size pex that corresponds to (the manuals didn't help). The pumps are Remco Fatboy 7.0 gpm and Delavan 7.0 gpm.

Brettny Member	# Posted: 1 Aug 2021 08:20pm Reply I'm not sure what a quick attach is but with 7gpm I would be useing 3/4in pex at least for your main run. They should have s 1/2mnpt to 3/4 pex.

spencerin Member	# Posted: 4 Aug 2021 07:20pm Reply Turns out it's a snap-in, snap-out method with seals provided by o-rings. It makes it easy to install and remove the pumps and/or segments of pipe from the system, vs. screwing, crimping, clamping, sawing, etc.