Buying Guide

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ISOLATOR PUMP INSTALLATION KIT
Your choice of Isolator & Isolator w/ Drain & 2 Flange Gaskets, Nuts & Bolts
STANDARD BRASS LEAD-FREE BRASS
Certied to NSF/ANSI 61 & 372
SIZE ITEM# HV ITEM# CTN/CASE CASE WT ITEM# HV ITEM# CTN/CASE CASE WT
ISOLATOR PUMP INSTALLATION KIT
FIP×Flange 600 PSI CWP Max
3/4" H-40413KIT H-40413HVKIT 1/10 36 – – – –
1" H-40414KIT H-40414HVKIT 1/10 43 – – – –
1 1/4" H-40415KIT H-40415HVKIT 1/10 52 – – – –
SWT×Flange 600 PSI CWP Max
3/4" H-50413KIT H-50413HVKIT 1/10 36 – – – –
1" H-50414KIT H-50414HVKIT 1/10 43 – – – –
1 1/4" H-50415KIT H-50415HVKIT 1/10 54 – – – –
ISOLATOR W/ ROTATING FLANGE PUMP INSTALLATION KIT
FIP×Rotating Flange 600 PSI CWP Max
3/4" H-41413KIT H-41413HVKIT 1/10 32 H-41413WKIT H-41413WHVKIT 1/10 32
1" H-41414KIT H-41414HVKIT 1/10 38 H-41414WKIT H-41414WHVKIT 1/10 38
1 1/4" H-41415KIT H-41415HVKIT 1/10 49 H-41415WKIT H-41415WHVKIT 1/10 52
SWT×Rotating Flange 600 PSI CWP Max
3/4" H-51413KIT H-51413HVKIT 1/10 32 H-51413WKIT H-51413WHVKIT 1/10 32
1" H-51414KIT H-51414HVKIT 1/10 38 H-51414WKIT H-51414WHVKIT 1/10 38
1 1/4" H-51415KIT H-51415HVKIT 1/10 49 H-51415WKIT H-51415WHVKIT 1/10 52
Press×Rotating Flange 250 PSI CWP Max
3/4" – H-81413HVKIT 1/10 32 – – – –
1" – H-81414HVKIT 1/10 39 – – – –
1 1/4" – H-81415HVKIT 1/10 52 – – – –
HV ITEMS FIT HIGH VELOCITY & STANDARD SIZE PUMPS. 2" ISOLATORS HAVE 1 1/2" PORT.
ISOLATOR UNI-FLANGE BALL VALVE
Full Port Forged Brass Ball Valve w/ Adjustable
Packing Gland, Nuts & Bolts
STANDARD BRASS
SIZE ITEM# HV ITEM# CTN/CASE CASE WT
FIP×Flange 600 PSI CWP Max
1/2" H-40402 - 1/20 24
3/4" H-40403 H-40403HV 1/20 29
1" H-40404 H-40404HV 1/20 35
1 1/4" H-40405 H-40405HV 1/20 41
1 1/2" H-40406 H-40406HV 1/20 59
2" - H-40407HV 1/10 38
SWT×Flange 600 PSI CWP Max
1/2" H-50402 - 1/20 25
3/4" H-50403 H-50403HV 1/20 28
1" H-50404 H-50404HV 1/20 34
1 1/4" H-50405 H-50405HV 1/20 41
1 1/2" H-50406 H-50406HV 1/20 58
2" - H-50407HV 1/10 40
W/ HI-FLOW HOSE DRAIN
FIP×Flange 600 PSI CWP Max
3/4" H-40413 H-40413HV 1/20 42
1" H-40414 H-40414HV 1/20 49
1 1/4" H-40415 H-40415HV 1/20 62
1 1/2" H-40416 H-40416HV 1/10 41
2" - H-40417HV 1/10 57
SWT×Flange 600 PSI CWP Max
3/4" H-50413 H-50413HV 1/20 41
1" H-50414 H-50414HV 1/20 50
1 1/4" H-50415 H-50415HV 1/20 63
1 1/2" H-50416 H-50416HV 1/10 43
2" - H-50417HV 1/10 57
HV ITEMS FIT HIGH VELOCITY & STANDARD SIZE PUMPS.
2" ISOLATORS HAVE 1 1/2" PORT.
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These valves have revolutionized
the installation of circulator pumps.
Our original Isolator Uni-Flange Ball
Valve design has evolved into the
largest anged ball valve program in
the industry today.
• Conical inlet to
minimize turbulence
• Fits virtually any standard
circulator pump
• Available slotted holes
for high velocity pumps
• Prevents electrolysis
• Eliminates galvanic
corrosion
Everything but the pump! Kits include your choice
of Isolator & Isolator w/ Drain, two full-faced
ange gaskets, and two sets of nuts & bolts
CIRCULATOR PUMP
INSTALLATION KIT
WWW.WEBSTONEVALVES.COM
WARNING: Cancer and Reproductive
Harm - www.P65Warnings.ca.gov
LEAD-FREE: Weighted
average lead content ≤ 0.25%