Armstrong model S-25 1/12th HP circulating pump.
Flange sizes available from 3/4 NPT to 1-1/2 NPT.
Flange to flange dimensions 6-1/2".
This cast iron pump is recommended for General purpose, heating and cooling, circulating water or ethylene glycol solutions, or solar heating.
Bell & Gossett Series 100, SLC25, LR20
Amtrol Model R
Thrush Model R
Grundfos Model UP15-42F, UPS15-42F
Taco Model 005, 007, 110
Shipping rate for continental United States. Contact us for rates to other locations.