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These valves have revolutionized the installation of circulator pumps. Our original Isolator® uni-flange ball valve design has evolved into the largest flanged ball valve program in the industry today. No matter what your installation requires, there is an Isolator to meet your needs.
  • With adjustable packing gland nut and bolt
  • Saves labor, saves space and reduces leak paths
  • Prevents electrolysis
  • Eliminates galvanic corrosion
  • Allows virtually no air into system upon pump replacement
  • Slotted holes for high velocity pumps
  • Guaranteed for life
  • Designed for residential, commercial or industrial use with water or a glycol mixture
  • Valve is actuated by a blowout-proof stem and features an adjustable packing gland
  • Flange features a conical inlet to minimize turbulence
  • Other solder materials have lower pressure/temperature limits
  • Do not silver braze or overheat valves when soldering
  • Patented technology
  • Brass end cap, seat retainer, drain end cap, drain stem, drain packing Gallonnd and drain handle screw, stainless steel handle nut, vinyl handle jacket, steel zinc plated flange bolts and nuts, PTFE drain seat and drain stem seal, enamel coated aluminum drain handle, EPDM washer, Brass cap with EPDM strap
Sid Harvey Item #:50413: Replaces Part #:'s : R55-642,
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50413

Item#:
50413
Manufacturer Item:
H-50413
Manufacturer:
WEBSTONE COMPANY INC
Webstone Valve Pro Pal Series Ball Drain 50615 Forged Brass Lever Handle,
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50615

Item#:
50615
Manufacturer Item:
H-50615
Manufacturer:
WEBSTONE COMPANY INC
Pro-Pal valves are your best choice for efficient installation and system operation, and for helping to control costs. Pro-Pal Valves combine commonly used components into a single forged brass alternative that will save time and space in any installation. Instead of just building your next piping system, innovate it with Pro-Pal series valves.
  • Eliminates multiple fittings
  • Reduces leak paths
  • Saves space
  • Saves labor
  • Avoids reduced port alternatives
  • Results in cleaner looking installations
  • Supports more efficient system operation
  • Patented technology
  • Guaranteed for life
  • Heavy duty forged brass construction
  • Hi-flow hose drains
  • Reversible handle
  • Blowout-proof stem
  • Adjustable packing gland
  • Designed for residential, commercial or industrial use with water, oil or gas
  • Valve is actuated by a blowout-proof stem and features an adjustable packing gland
  • Other solder materials have lower pressure/temperature limits
  • Do not silver braze or overheat valves when soldering
  • Brass end cap and handle screw, vinyl handle jacket, stainless steel handle nut, enamel coated aluminum handle, brass cap with PVC strap, EPDM washer
,
,



50614

Item#:
50614
Manufacturer Item:
H-50614
Manufacturer:
WEBSTONE COMPANY INC
Pro-Pal valves are your best choice for efficient installation and system operation, and for helping to control costs. Pro-Pal Valves combine commonly used components into a single forged brass alternative that will save time and space in any installation. Instead of just building your next piping system, innovate it with Pro-Pal series valves.
  • Eliminates multiple fittings
  • Reduces leak paths
  • Saves space
  • Saves labor
  • Avoids reduced port alternatives
  • Results in cleaner looking installations
  • Supports more efficient system operation
  • Patented technology
  • Guaranteed for life
  • Heavy duty forged brass construction
  • Hi-flow hose drains
  • Reversible handle
  • Blowout-proof stem
  • Adjustable packing gland
  • Designed for residential, commercial or industrial use with water, oil or gas
  • Valve is actuated by a blowout-proof stem and features an adjustable packing gland
  • Other solder materials have lower pressure/temperature limits
  • Do not silver braze or overheat valves when soldering
  • Brass end cap and handle screw, vinyl handle jacket, stainless steel handle nut, enamel coated aluminum handle, brass cap with PVC strap, EPDM washer
Sid Harvey Item #:50613: Replaces Part #:'s : 2W255B,
,



50613

Item#:
50613
Manufacturer Item:
H-50613
Manufacturer:
WEBSTONE COMPANY INC
Boston PV0751000 Brass 2-Piece Full Port Ball Valve with 1/2" NPT Purge Port, 3/4", NPT
  • Zinc plated steel nut and lock washer, brass gland nut and end cap
Item#:
PV0751000
Manufacturer Item:
PV0751000
Manufacturer:
BOSTON METAL PRODUCTS, LTD
The features and benefits you trust in our original Isolator line with 2 versatile enhancements. First, 360 deg flange rotation that allows for rotation to any degree necessary for your installation. Second, a multifunction drain that makes the Isolator the only valve that drains from both sides of the pump.
  • With detachable rotating flange
  • With adjustable packing gland nut and bolt
  • Saves labor, saves space and reduces leak paths
  • Prevents electrolysis
  • Eliminates galvanic corrosion
  • Guaranteed for life
  • Compatible with popular press tools
  • Snug-fit rotating flange provides greater control during installation
Item#:
84614
Manufacturer Item:
H-84614
Manufacturer:
WEBSTONE COMPANY INC
The features and benefits you trust in our original Isolator line with 2 versatile enhancements. First, 360 deg flange rotation that allows for rotation to any degree necessary for your installation. Second, a multifunction drain that makes the Isolator the only valve that drains from both sides of the pump.
  • With detachable rotating flange
  • With adjustable packing gland nut and bolt
  • Saves labor, saves space and reduces leak paths
  • Prevents electrolysis
  • Eliminates galvanic corrosion
  • Guaranteed for life
  • Compatible with popular press tools
  • Snug-fit rotating flange provides greater control during installation


    84613

Item#:
84613
Manufacturer Item:
H-84613
Manufacturer:
WEBSTONE COMPANY INC
Watts LFIT6300 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball Valve with Side Drain, 1/2", NPT
  • Lead free copper silicon alloy ball valves feature a side drain port to drain or vent downstream line when the valve is in the off position
  • Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
  • Drain port allows draining or venting of downstream line when valve is in the off position
  • Virgin PTFE valve seats are standard, suitable for a full range of liquids and gases, consult factory for specific applications
  • Ball is wiped clean during each operation of the valve
  • Blow-out proof pressure retaining stem
  • Vinyl insulator on heavy duty handle
  • Fast, quarter-turn open or close operation
  • Low operating torque
  • Adjustable stem packing gland
  • Brass cap, handle and packing nut
  • PTFE thrust washer
  • Lead free copper silicon alloy adapter
,
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LFIT6300

Item#:
LFIT6300
Manufacturer Item:
0123625
Manufacturer:
WATTS REGULATOR CO
Watts LFIS6301 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball and Waste Valve with Drain Port, 1/2", Solder
  • Feature a side drain port to drain or vent downstream line when the valve is in the off position
  • Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
  • Suitable for a full range of liquids and gases, consult factory for specific applications
  • Ball is wiped clean during each operation of the valve
  • Blowout-proof, pressure retaining stem
  • Vinyl insulator on heavy duty handle
  • Fast, quarter-turn open or close operation
  • Low operating torque
  • Adjustable stem packing gland
  • Brass handle nut, packing nut and cap, PTFE thrust washer, copper silicon alloy adapter
Sid Harvey Item #:IS630112: Replaces Part #:'s : 2K045 | 2K058 |,
,



IS630112

Item#:
IS630112
Manufacturer Item:
0123628
Manufacturer:
WATTS REGULATOR CO
Watts LFIS6301 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball Valve with Side Drain, 1", Solder Sweat
  • Lead free copper silicon alloy ball valves feature a side drain port to drain or vent downstream line when the valve is in the off position
  • Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
  • Drain port allows draining or venting of downstream line when valve is in the off position
  • Virgin PTFE valve seats are standard, suitable for a full range of liquids and gases, consult factory for specific applications
  • Ball is wiped clean during each operation of the valve
  • Blow-out proof pressure retaining stem
  • Vinyl insulator on heavy duty handle
  • Fast, quarter-turn open or close operation
  • Low operating torque
  • Adjustable stem packing gland
  • Brass cap, handle and packing nut
  • PTFE thrust washer
  • Lead free copper silicon alloy adapter
,
,



IS6301

Item#:
IS6301
Manufacturer Item:
LFIS6301
Manufacturer:
WATTS REGULATOR CO
Watts LFIS6301 Lead Free Copper Silicon Alloy 2-Piece Full Port Ball and Waste Valve with Drain Port, 3/4", Solder
  • Feature a side drain port to drain or vent downstream line when the valve is in the off position
  • Full port orifice ensures maximum flow capacity and its ball is wiped clean during each operation of the valve
  • Suitable for a full range of liquids and gases, consult factory for specific applications
  • Ball is wiped clean during each operation of the valve
  • Blowout-proof, pressure retaining stem
  • Vinyl insulator on heavy duty handle
  • Fast, quarter-turn open or close operation
  • Low operating torque
  • Adjustable stem packing gland
  • Brass handle nut, packing nut and cap, PTFE thrust washer, copper silicon alloy adapter
,
,



IS630134LF

Item#:
IS630134LF
Manufacturer Item:
0123629
Manufacturer:
WATTS REGULATOR CO
Tjernlund 100-12 Barometric Draft Damper Gas 7"-8",
,



100-12

Item#:
100-12
Manufacturer Item:
01986501
Manufacturer:
FIELD CONTROLS LLC
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