Watts PIPFM1 User Manual
Series pipfm1, For residential and commercial applications, Sizes

For Residential and Commercial Applications
ES-PIPFM1
PIPFM1-S*
PIPFM1-T
*This valve is designed to be soft soldered into lines without disassembly,
using a low temperature solder to 420°F (216°C). Higher temperature sol-
ders 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.
Series PIPFM1
Isolation Pump Flanges with
Purge Port and Swivel Flange
Sizes:
3
⁄
4
" – 1
1
⁄
4
" (20-32mm)
Series PIPFM1 Isolation Pump Flanges with Purge Port and
Swivel Flange are designed to provide circulator pump isola-
tion to facilitate circulator pump replacement or repair while the
integral
1
/
2
" purge port provides fast system purging.
Features:
• Ball valve isolation of circulator pumps
• Integral purge port saves time and money compared to
purge stations made with a ball valve, boiler drain and cop-
per tee.
• ½" purge port provides fast complete system purging.
• Swivel flange allows purge port to be positioned for optimal
purging convenience and provides for neat attractive instal-
lations.
• Brass body and flange pressure rated to 600 psi (41 bar)
WOG.
• Stem seal is PTFE adjustable packing design.
• Purge port has compact aluminum die cast handle for easy
operation.
Models:
PIPFM1-T
3
⁄
4
" – 1
1
⁄
4
" (20-32mm) threaded NPT end
connection
PIPFM1-S
3
⁄
4
" – 1
1
⁄
4
" (20-32mm) solder end connection
Specifications:
Approved pump flange will be constructed of brass body and
adapter with integral brass purge port and a 360° swivel flange
for infinite purge port positioning. Stem seal will be adjustable
PTFE packing design. Purge port to be ½" full port design with
compact handle. Valve to be Watts Series PIPFM1-T (threaded)
or PIPFM1-S (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 with-
out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
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