• Purge valves purge air from hot water heating systems, they are a bronze combination balance and purge fitting
• Serve as balancers by adjusting diverter to desired restrictions
• 1/2" drain tapping

Legend Valve B137-31

• Separates air from water in closed loop hydronic heating system
• System connection sets the point of no pressure change
• 1-year warranty
• 1/8" NPT top tapping, 1/2" bottom tapping

Amtrol Parts B135-80

• Separates air from water in closed loop hydronic heating system
• System connection sets the point of no pressure change
• 1-year warranty
• 1/8" NPT top tapping, 1/2" bottom tapping
  
  Sid Harvey Item #:B135-81: Replaces Part #:'s : 21441,
  ,
  

  Amtrol Parts B135-81

• Full pattern heavy-duty bronze body
• Equipped with 304 stainless steel 20 - mesh screen or 1/16" hole diameter perforated strainer
• Square-head closure plug furnished
• Ideal for protecting downstream components, by trapping and holding debris
• ASTM B-584 UNS C84400 bronze cap
• ASTM A-240 UNS S30400 304 stainless steel screen or strainer
• Commercial grade nitrilic bonded non-asbestos fiber cap gasket
• ASTM B-584 UNS C83600 bronze closure blowoff plug
• 1/2" NPT plug

Legend Valve 105-506

• Full pattern heavy-duty bronze body
• Equipped with 304 stainless steel 20 - mesh screen or 1/16" hole diameter perforated strainer
• Square-head closure plug furnished
• Ideal for protecting downstream components, by trapping and holding debris
• ASTM B-584 UNS C84400 bronze cap
• ASTM A-240 UNS S30400 304 stainless steel screen or strainer
• Commercial grade nitrilic bonded non-asbestos fiber cap gasket
• ASTM B-584 UNS C83600 bronze closure blowoff plug
• 1/2" NPT plug

Legend Valve 105-505

• Patented one piece forged brass body eliminates the possibility of seam leaks common to two-piece body designs
• Equipped with an integral 1/8" NPT tapped manometer test port and plug, eliminating the need for a separate test port fitting and shut-off valve near the appliance pilot assembly
• Chrome plated ball and soft seats resist contamination build-up and offer a positive seal in low- or moderate-pressure gas applications
• Quarter-turn, ball-type, forged brass design is more compact and superior to traditional cast bronze or cast iron gas cocks
• The 175 psi pressure rating permits high-pressure air tests, without the grease-seal blowout common to plug-type gas cocks
• Not suitable for steam service
• CSA certified for use with natural, manufactured, mixed, liquid petroleum and LP gas/air mixtures
• CSA certified 3-88 for use in 2 or 5 lb house piping systems
• Side taps

Legend Valve 102-513L

• Patented 1-piece forged brass body eliminates the possibility of seam leaks common to 2-piece body designs
• Chrome plated ball and soft seats resist contamination build-up and offer a positive seal in low- or moderate-pressure gas applications
• 1/4-turn, ball type, forged brass design is more compact and superior to traditional cast bronze or cast iron gas cocks
• The 175 psi pressure rating permits high-pressure air tests, without the grease-seal blowout common to plug-type gas cocks
• 2-different configurations, to accommodate all gas connection types
• Equipped with an integral 1/8" NPT tapped manometer test port and plug, eliminating the need for a separate test port fitting and shut-off valve near the appliance pilot assembly
• Commercial grade synthetic fiber thrust washer
• ASTM B-124 UNS C37700 forged brass stem retainer bushing and test port plug
• ASTM B-159 phosphor bronze wire stem retainer clip
• ANSI/ASME B18.2.1 IFI C18 zinc plated steel handle screw
• Commercial grade, die-cast aluminum coated handle
• Type 7PB496 ASTM D-2000 nitrile (NBR) rubber stem o-ring

Legend Valve 102-514L

• Chrome-plated ball and soft seats resist contamination build-up and offer a positive seal in low- or moderate-pressure gas applications
• 1/4-turn, ball type, forged brass design is more compact and superior to traditional cast bronze or cast iron gas cocks
• The 175 psi pressure rating permits high-pressure air tests, without the grease-seal blowout common to plug-type gas cocks
• 8-different configurations, to accommodate all gas connection types
• Synthetic fiber thrust washer
• Forged brass stem retainer bushing
• Phosphor-bronze wire stem retainer clip
• Zinc plate steel handle screw
• Commercial grade, die-cast aluminum coated handle

Legend Valve 102-312