Watts IPF User Manual
For Residential and Commercial Applications
ES-IPF-M1
Job Name
Job Location
Engineer
Approval
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Series IPF
Isolation Pump Flanges for
Circulator Pumps
Sizes: 3⁄4" – 2" (20 – 50mm)
Series IPF Isolation Pump Flanges are designed
to isolate circulator pumps to facilitate circulator pump
replacement or repair.
Features
• Brass body and flange
• Adjustable Virgin PTFE packing
• Buna-N stem O-ring seal
• Supplied with lever handle
• Optional T-handle included
• Virgin PTFE seats
• Bottom loaded, blowout proof stem
Models
IPF-T-M13⁄4" – 2" (20 – 50mm) NPT threaded end connection
IPF-S-M1
3
⁄4" – 2" (20 – 50mm) Solder end connection
Contractor
Approval
Contractor’s P.O. No.
Representative
*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.
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IPF-S-M1
IPF-T-M1
Specifications
Approved isolation pump flange of 2-piece design constructed
of brass body and end adaptor. Pump flange shall have
adjustable PTFE packing and a Buna-N O-ring on a brass
stem with virgin PTFE seats. Valve to be pressure rated to
600psi (41.4 bar) WOG. Valves rated to 400psi (27.6 bar)
WOG or less are not acceptable. Approved valve is a Watts
Regulator Company Series IPF-T-M1 (threaded) or IPF-S-M1
(solder).
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 without prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
Materials
G
I
A
Pressure – Temperature
Maximum Working Pressure: 600psi (41.4 bar) WOG
C
B
D
E
F
H
J
Maximum Temperature: 406°F (208°C) at 100psi (6.9 bar)
Temperature – Pressure Rating
bar psi
41.3 600
34.5 500
27.6 400
A – Handle nut: Brass
B – Handle: Steel with vinyl insulator
C – Packing Nut: Brass
D – Stem Packing: Virgin PTFE
E – Stem: Brass
F – Stem O-ring: BUNA-N
G – Body/Flange: Brass
H – Seats: Virgin PTFE
I – Ball: Chrome-plated Brass
J – Adapter: Brass
Dimensions – Weights
C
A
G
B
20.7 300
13.8 200
Working Pressure
6.9 100
3.4 50
00
* See applicable note on reverse side for solder end
valves with regards to pressure/temperature rating.
F
D
E
50 100 200 300 400 500 °F
10 38 93 149 204 260 °C
Working Temperature
SIZE DIMENSIONS WEIGHT
(DN) A B C D E F G
in. mm in. mm in. mm in. mm in. mm in. mm in. mm in lbs. kg
IPF-T-M1
3
⁄4 20
3
⁄4 19 21⁄4 54 3 77 33⁄16 80 45⁄8 118 211⁄16 69
3
⁄4" NPT 1.3 .61
1 25 1 25 25⁄8 63 3 77 33⁄16 80 45⁄8 118 211⁄16 69 1" NPT 1.6 .72
11⁄4 32 11⁄4 31 213⁄16 72 4 107 33⁄16 80 45⁄8 118 211⁄16 69 11⁄4" NPT 2.1 .97
11⁄2 40 11⁄2 39 31⁄4 79 4 107 33⁄16 80 45⁄8 118 211⁄16 69 11⁄2" NPT 2.5 1.13
25017⁄8 47 33⁄4 90 4 107 37⁄16 87 45⁄8 118 211⁄16 69 2" NPT 2.5 1.16
IPF-S-M1
3
⁄4 20
3
⁄4 19 21⁄8 54 3 77 33⁄16 80 45⁄8 118 211⁄16 69 — 1.3 .60
1 25 1 25 21⁄2 63 3 77 33⁄16 80 45⁄8 118 211⁄16 69 — 1.6 .72
11⁄4 32 11⁄4 31 213⁄16 72 4 107 33⁄16 80 45⁄8 118 211⁄16 69 — 2.1 .97
11⁄2 40 11⁄2 39 31⁄8 79 4 107 33⁄16 80 45⁄8 118 211⁄16 69 — 2.5 1.13
25017⁄8 47 31⁄2 90 4 107 37⁄16 87 45⁄8 118 211⁄16 69 — 3.0 1.36
Water Safety & Flow Control Products
Canada: 5435 North Service Rd., Burlington, ONT. L7L 5H7; www.wattscanada.ca
USA: 815 Chestnut St., No. Andover, MA 01845-6098; www.watts.com
ES-IPF-M1 0744 © Watts Regulator Company, 2007
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