Watts LFIPF-HV User Manual
Series lfipf-hv, Lead free, Isolation pump flanges for circulator pumps
For Residential and Commercial Applications
ES-LFIPF-HV
Job Name –––––––––––––––––––––––––––––––––––––––––––– Contractor
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Job Location –––––––––––––––––––––––––––––––––––––––––– Approval
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Engineer –––––––––––––––––––––––––––––––––––––––––––––
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Approval ––––––––––––––––––––––––––––––––––––––––––––– Representative
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Series LFIPF-HV
Isolation Pump Flanges for
Circulator Pumps
Sizes:
3
⁄
4
" – 2" (20 – 50mm)
Series LFIPF-HV Isolation Pump Flanges are designed
to isolate circulator pumps to facilitate circulator pump
replacement or repair.
Features
• Lead Free* Brass body and flange
• Adjustable Virgin PTFE packing
• Buna-N stem O-ring seal
• Supplied with lever handle
• Virgin PTFE seats
• Bottom loaded, blowout proof stem
Models
LFIPFM1-T-HV
3
⁄
4
" – 1
1
⁄
2
" (20 – 40mm) NPT threaded end
connection
LFIPFM1-S-HV
3
⁄
4
" – 1
1
⁄
2
" (20 – 40mm) Solder end connection
LFIPFM2-T-HV
2" (50mm) NPT threaded end connection
LFIPFM2-S-HV
2" (50mm) solder end connection
Specifications
Approved isolation pump flange of 2-piece design constructed
of Lead Free brass body and end adaptor. Pump flange shall
have adjustable PTFE packing and a Buna-N O-ring on a Lead
Free 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. The pump flange shall
be constructed using Lead Free* brass material. Lead Free*
pump flange shall comply with sale codes and standards where
applicable requiring reduced lead content. Approved valve is a
Watts Regulator Company Series LFIPF-M1-T-HV (threaded) or
LFIPFM1-S-HV (solder).
LFIPFM1-S-HV
LFIPFM1-T-HV
*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.
LEAD FREE
*
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.
*The wetted surface of this product contacted by consumable
water contains less than 0.25% of lead by weight.