Caleffi 519700A 1-1/4" NPT inlet x 1-1/4" NPT outlet Differential Bypass Valve
Technical Data
Materials:
Body: brass
Valve plug: brass
Valve plug gasket: EPDM
O-Ring seals: EPDM
Union seals: asbestos free NBR
Control knob: ABS
Spring: stainless steel
Medium: water, glycol solutions
Max percentage of glycol: 30%
Temperature range: 32–230°F (0–110°C)
Maximum working pressure: 150 psi (10 bar)
Flow rates: 1 1/4” flow up to 45 gpm
Setting range: 1 - 6 m w.g. (2 - 10 psi)