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by-pass valves

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Caleffi 519600A Brass Model 519 Differential Bypass Valve 1" NPT with 1" NPT

$ 110.29

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Caleffi 519502A Brass Model 519 Differential Bypass Valve 3/4" NPT

$ 71.09

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Bell & Gossett 113247 Brass DB-3/4 DB-Differential Bypass Valve

$ 81.60

The differential bypass valve is used in systems where heating loads may be excluded from the circuit as zone valves close. It controls the excess flow in the system by...
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Caleffi 519709A Brass Model 519 Differential Bypass Valve 1-1/4" NPT w/1-1/4"SWT

$ 132.37

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Caleffi 519700A Brass Model 519 Differential Bypass Valve 1-1/4" NPT w/1-1/4"NPT

$ 132.37

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Caleffi 519609A Brass Model 519 Differential Bypass Valve 1" NPT with 1" Sweat

$ 110.29

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Caleffi 519599A Brass Model 519 Differential Bypass Valve 3/4" SWT with 3/4" SWT

$ 70.12

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Caleffi 519566A Brass Model 519 Differential Bypass Valve 3/4" Press

$ 75.26

Differential pressure by-pass valve. Adjustable from 2 to 10 psi. Brass body. Max. working pressure: 150 psi. Working temperature range: 32 Ð 230°F. á 3/4" flow up to 9 gpm....
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Caleffi 519006 Brass Model 519 Differential Pressure By-pass Valve (for HydroMixer™ Series)

$ 37.71

Optional differential pressure by-pass valve fits 165, 166 and 167 series. Click to View Spec Sheet

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