• Accepts expanded water as system temperature rises to reduce pressure build-up
• Helps reduce energy consumption and reduces system wear
• Suitable in propylene glycol applications with mixtures up to 50%
• Heavy-duty butyl/EPDM diaphragm
• Steel system connection
• Projection welded air valve
• Made in USA,
  
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  Amtrol Parts B135-40

Sid Harvey Remanufactured B163-113R

• Accepts expanded water as system temperature rises to reduce pressure build-up
• Helps reduce energy consumption and reduces system wear
• Suitable in propylene glycol applications with mixtures up to 50%
• Heavy-duty butyl/EPDM diaphragm
• Steel system connection
• Projection welded air valve
• 1 Gallon maximum acceptance volume
• Made in USA
• 13" H x 8" Diameter

Amtrol ET18

• White Rodgers Cooling Controls F19-0097 3-Wire Motor Assembly for 3-Wire Zone Valves 1311-102, -103, -104,
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  Sid Harvey Remanufactured B163-112R

• White Rodgers Cooling Controls F19-0097 3-Wire Motor Assembly for 3-Wire Zone Valves 1311-102, -103, -104,
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  Sid Harvey Remanufactured B163-10R

Sid Harvey Remanufactured B163-114R

• 2-way on-off low voltage valves consist of an actuator and valve assembly for controlling the flow of hot water
• Manual opener (on all models, except straight-through, normally open valves) for valve operation on power failure, valve returns to automatic position when power is restored
• All models may be installed without disassembling the valve
• Compact construction for easy installation
• Complete powerhead may be removed or replaced without breaking plumbing line connections or draining the system
• Actuator motor may be replaced without removing the valve body or draining the system Honeywell V8043 2-Way Low Voltage Zone Valve, 3/4 Inch, C, 125 psi, 3.5 Cv, 24 VACSid Harvey Item #:B163-1R: Replaces Part #:'s : B163-1 | B163-76 | ZVA3034-B163-76,
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  Sid Harvey Remanufactured B163-12R

• Includes ball assembly,
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  Sid Harvey Remanufactured B163-11R

Sid Harvey Remanufactured R80-58R

• White Rodgers Cooling Controls F84-0433 Valve Assembly, for Use With 3/4 Inch 1311-102 and 1361-102 Zone Valves Sid Harvey Item #:B163-114: Replaces Part #:'s : 24495
  
  
  
  

  Sid Harvey B163-11

Sid Harvey Remanufactured B163-1R

McDonnell & Miller RB-24