Water Heater Isolation Valves

Isolator valves can be used for many different plumbing applications, from circulation pumps to tankless flash or instant water heaters.

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1/2" Sweat Inlet x 1/2" F NTP Outlet Backflow Preventer and AutoFill Combination

SKU# 8559

Pre-adjustable automatic filling valve with backflow preventer.

$144.29

3/4" IPS Spirovent w/Removable Vent Head

SKU# 4280

H-74003

$85.80

3/4" IPS Brass Flange with Isolating Ball Valve

SKU# 3645

$24.71

3/4" IPS Tankless Water Heater Valve Set

SKU# 5436

Set of Full Port Forged Brass Ball Valves w/ Hi-Flow Hose Drains

$109.01

3/4" Sweat Brass Flange with Isolating Ball Valve

SKU# 3544

$19.88

3/4" Sweat Spirovent w/Removable Vent Head

SKU# 691

H-75003

$88.30

3/4" Sweat Thermostatic Mixing Valve

SKU# 4986

Lead Free

$89.67

3/4" Sweat Tankless Water Heater Valve Set

SKU# 8557

Set of Full Port Forged Brass Ball Valves w/ Hi-Flow Hose Drains

$86.64

3/4" Sweat Brass Ball Valve w/ Hose Drain & Handle

SKU# 5481

H-50613

$20.71

1" IPS Spirovent w/Removable Vent Head

SKU# 3971

H-74004

$95.00

1" IPS Brass Flange with Isolating Ball Valve

SKU# 4182

$19.90

1" IPS Tankless Water Heater Valve Set

SKU# 5440

Set of Full Port Forged Brass Ball Valves w/ Hi-Flow Hose Drains

$146.71

1" Sweat Spirovent w/Removable Vent Head

SKU# 683

H-75004

$109.28

1" Sweat Brass Flange with Isolating Ball Valve

SKU# 3374

$28.01

1" Sweat Thermostatic Mixing Valve

SKU# 5011

Lead Free

$93.44

1" Brass Flange w/Sweat Isolating Valve and Drain

SKU# 5420

$35.04

1-1/4" IPS Spirovent w/Removable Vent Head

SKU# 3118

H-74005

$135.15

1-1/4" IPS Brass Flange with Isolating Ball Valve

SKU# 3836

$24.31

1-1/4" Sweat Spirovent w/Removable Vent Head

SKU# 321

H-75005

$135.30

1-1/4" Sweat Brass Flange with Isolating Ball Valve

SKU# 3550

$24.89

1-1/2" IPS Spirovent w/Removable Vent Head

SKU# 3366

H-74006

$165.00

1-1/2" Sweat Brass Flange with Isolating Ball Valve

SKU# 6479

$48.97

1-1/2" Sweat Spirovent w/Removable Vent Head

SKU# 6377

H-75006

$169.50

1-1/2" Brass Flange with Isolating Ball Valve

SKU# 6474

$35.26

2" IPS Brass Flange with Isolating Ball Valve

SKU# 6485

$43.20

2" Sweat Brass Flange with Isolating Ball Valve

SKU# 6373

$44.80

2" NPT Male LEGIOMIX® Electronic Mixing Valve

SKU# 8700

$2,240.00