Standards materials, Pressure, Operating requirements – Watts LFTP300 User Manual
Page 2: Dimensions – weights, Flow chart

Standards
Materials
Lead Free Adapter
Brass Body (Lead)
EPDM Seals
Pressure
Maximum supply pressure: 125psi.
Minimum supply pressure must exceed 25psi.
Operating Requirements
Activates with a 10psig pressure drop between 25-125psi. Must
be installed on a cold water line serving a frequently used fixture.
For proper trap priming, minimum flows must exceed those stated
in the flow chart.
Dimensions – Weights
1 1/4
[32 mm]
1 1/4
[32 mm]
4 5/16
[110 mm]
4 1/4
[107 mm]
TP300T
Weight: 1.02 Lbs / .46 Kgs
TP300S
Weight: .95 Lbs / .43 Kgs
B
A
Model LFTP300T
Model LFTP300S
Flow Chart
InLeT PreSSUre
25
50
75
100
125
*gPM
1.1
1.6
2.0
2.3
2.4
*LPM
4.2
6.1
7.6
8.7
9.1
*Minimum cold flow required for proper trap priming.
1 1/4
[32 mm]
1 1/4
[32 mm]
4 5/16
[110 mm]
4 1/4
[107 mm]
TP300T
Weight: 1.02 Lbs / .46 Kgs
TP300S
Weight: .95 Lbs / .43 Kgs
A
B
MODeL
SIze
DIMenSIOnS
WeIghT
A
B
in.
in.
mm
in.
mm
lbs.
kgs.
LFTP300T
1
⁄
2
4
5
⁄
16
110
1
1
⁄
4
32
.97
.44
LFTP300S
1
⁄
2
4
1
⁄
4
107
1
1
⁄
4
32
.92
.42
ES-LFTP300 1339
© 2013 Watts
USA: Tel: (978) 688-1811 • Fax: (978) 794-1848 • www.watts.com
Canada: Tel: (905) 332-4090 • Fax: (905) 332-7068 • www.watts.ca
A Watts Water Technologies Company
1018
Tested and approved in conformance with Standard
1018 of the American Society of Sanitary Engineers.
Listed by IAPMO and CSA.
B125.3