Dole 8-D Polished Nickel Bi-Metal Air/Steam Angle Valve, 1/8", Male

Tamper resistant
• Accurate bi-metallic actuator
• Internal float for positive water shut-off
• .185" diameter vent
• Economical
  
  

  B152

Dole 8-C Polished Nickel Bi-Metal Air/Steam Angle Valve, 1/8", Male

Tamper resistant
• Accurate bi-metallic actuator
• Internal float for positive water shut-off
• .4" diameter vent
• Economical
  
  

  Dole B151

Gorton Heating Corp NO.1-3/8 Steel Vertical #1 Air Vent Valve, 3/8", MNPT

• Install one or more no.1 air eliminators at the end of the short main or the main running to the warm side of the building, install two or three no.1 air eliminators at the end of the long main or main running to the cold side of the building

Sid Harvey Item #:B153: Replaces Part #:'s : B153
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Gorton Heating B153

Gorton Heating B153

Dole 8-5 Polished Nickel Bi-Metal Air/Steam Angle Valve, 1/8", Male

Tamper resistant
• Accurate bi-metallic actuator
• Internal float for positive water shut-off
• .7" diameter vent
• Economical
  
  

  B149

Dole 8-4 Polished Nickel Bi-Metal Air/Steam Angle Valve, 1/8", Male

Tamper resistant
• Accurate bi-metallic actuator
• Internal float for positive water shut-off
• .4" diameter vent
• Economical
  
  

  B148

Sid Harvey AN 77 700 Air Vent with Check Valve, 1/8 or 1/4 Inch, NPT, 175 psi

• Quick acting air vent with self-sealing mounting valve

Sid Harvey Item #:B157-7: Replaces Part #:'s : AV1,

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Sid Harvey B157-7

Sid Harvey B157-7

Taco Air Vent B157-5 1/8" MPT (Float Type),
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Taco B157-5

Taco B157-5

Watts Regulator series 3L pressure relief valves are used in residential applications to protect against excessive pressure on domestic storage tanks, tankless water heaters, and solar heating applications. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, and test lever.

• Used for protection against excessive pressure on domestic storage tanks or tankless water heaters
• Popularly used in conjunction with the model 210 gas shutoff valve on gas water heaters to shut off gas to heater if water heater temperature exceeds 210 deg F
• Furnished with test levers
• Relieves excessive pressure on storage tanks and tankless water heaters
• Compatible with model 210 gas shutoff valves
• Stainless steel spring

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Watts Water B145-23

Watts Water B145-23

Watts Regulator series 53L pressure relief valves are used in residential applications to protect against excessive pressure on domestic storage tanks and tankless water heaters.

• Used for protection against excessive pressure on domestic storage tanks or tankless water heaters
• Furnished with test levers
• Relieves excessive pressure on storage tanks and tankless water heaters
• Compatible with model 210 gas shutoff valves
• Stainless steel spring

Sid Harvey Item #:B145-22: Replaces Part #:'s : 2K411
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Watts Regulators series 530C calibrated pressure relief valves are used in commercial, residential and industrial applications to protect against excessive pressure in systems containing water, oil or air. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female drain outlet connections, stainless steel spring, brass bonnet, Buna-N disc, and Buna-N o-ring. Series 530C has a calibrated adjustment feature for setting the valve to the required relief pressure, and is ideal for by-pass thermal expansion pressure relief not ASME approved. Model 530FP is for use in fire protection systems.

• Calibrated adjustment feature for setting valve to relief pressure required
• Stainless steel spring
• Brass bonnet, disc holder and spring washer

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B145-21

B145-21

Watts Regulators series 530C calibrated pressure relief valves are used in commercial, residential and industrial applications to protect against excessive pressure in systems containing water, oil, or air. It consists of a bronze body construction with NPT threaded male inlet and NPT threaded female (drain) outlet connections, stainless steel spring, brass bonnet, buna-N disc and buna-N o-ring. Series 530C has a calibrated adjustment feature for setting the valve to the required relief pressure, and is ideal for by-pass thermal expansion pressure relief.

• Valves are spring operated brass valves designed for use only as protection from the build up of excessive pressure in systems containing water, oil or air
• Incorporate a calibrated adjustment feature for setting the valve to the relief pressure required
• Adjustable stainless steel spring
• Buna-N disc on machined body seat
• Should not be used in system application
• Brass bonnet, spring washer and disc holder

Sid Harvey Item #:B145-20: Replaces Part #:'s : 5G4002,
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Watts Water B145-20

Watts Water B145-20

Watts Regulator series 100xL temperature and pressure relief valves are used in water heater and hot water storage tank applications to provide automatic temperature and pressure protection to hot water supply tanks and hot water heaters up to 105000 BTU. They feature a bronze body with MNPT inlet and FNPT outlet connections, unique thermostat with special thermo-bonded coating, and a test lever.

• Features a unique thermostat with special thermo-bonded coating
• Stainless steel spring
• Thermostat is accurate and proven and exclusively designed and manufactured by Watts

Sid Harvey Item #:B147-3: Replaces Part #:'s : B147-3A,
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Watts Water B147-3

Watts Water B147-3