Submittal Sheet

Series IPF
Isolation Pump Flanges for
Circulator Pumps
Sizes:
3
⁄4" – 2"
Series IPF Isolation Pump Flanges are designed to isolate circu-
lator pumps to facilitate circulator pump replacement or repair.
Features
• Fits most circulator pumps
• Includes mounting nuts and bolts
• Durable brass body and flange
• High Pressure Rating (600 WOG for solder and threaded and 250
WOG for Press)
• Adjustable packing gland
• EPDM O-Rings to avoid leaks at installation
• Optional Tee handle included
Models
IPF-T-M1
3
⁄4" – 2" NPT threaded end connection
IPF-S-M1
3
⁄4" – 2" Solder end connection
IPF-Press-M1
3
⁄4" - 1
1
⁄4" Press end connection
Specifications
Approved isolation pump flange of 2-piece design constructed
of brass body and end adapter. Pump flange shall have adjust-
able PTFE packing and a Buna-N O-ring on a brass stem with
virgin PTFE seats. Threaded and Solder valves to be pressure
rated to 600psi (41.4 bar) WOG. Press valves to be pressure
rated to 250psi (18 bar) CWP. Valves with lower pressure rat-
ings are not acceptable. Approved valve is a Watts Series IPF-
T-M1 (threaded) or IPF-S-M1 (solder) or IPF-PRESS-M1 (Press).
IPF-S-M1*
(Solder)
IPF-T-M1
(Threaded)
IPF-Press-M1
(Press)
*This valve is designed to be soft soldered into lines without disassembly,
using a low temperature solder to 420°F (216°C). Higher temperature
solders may damage the seat material.
Apply heat with the flame directed AWAY from the center of the valve
body. Excessive heat can harm the seats.
For Residential and Commercial Applications
ES-IPF-M1
Job Name
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Contractor
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Job Location
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Approval
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Engineer
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Contractor’s P.O. No.
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Approval
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Representative
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Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,
please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials with-
out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
NOTICE
Inquire with governing authorities for local installation requirements
The information contained herein is not intended to replace the full
product installation and safety information available or the experience
of a trained product installer. You are required to thoroughly read all
installation instructions and product safety information before begin-
ning the installation of this product.
NOTICE