Circulation Pumps

Cast iron housing, fixed flanges, three speed motor (Low/Med/High) and a built-in, removable check valve - Max head: 33 feet Suitable for a wide range of applications, including radiant heating, hydronic heating, fan coil heating, solar and other system types, Whisper-quiet operation for sound sensitive installations Includes (2) Gaskets (O-rings) and one removable check-valve UL/CSA listed

Fixed flanges Cast iron housing / Built-in motor protection for longer life and better performance Suitable for a wide range of applications, including radiant heating, hydronic heating, fan coil heating, solar and other system types Whisper-quiet operation for sound sensitive installations Includes (2) Gaskets (O-rings) and one removable check-valve UL/CSA listed

Cast iron housing, 90 degrees rotated flanges, three speed motor (Low/Med/High) - Max head: 16 feet Built-in motor protection for longer life and better performance. - 24/30 months warranty on material/workmanship Suitable for a wide range of applications, including water and glycol radiant floor heating, hydronic heating, fan coil heating, solar water heating, etc... Whisper-quiet operation for sound sensitive installations Includes (2) Gaskets (O-rings) / UL/CSA listed - Made in France

115 Volt, Single Phase 3/4" - 1-1/2" Two Bolt Flange - Standard Orientation Cast Iron Max Flow: 38GPM Max Head: 33ft.

Rotating flange and installation check valve included Stainless Steel Shaft Three-speed cast iron 4171560

Uses 3/4-Inch - 1-1/2-Inch standard flange. Standard orientation Temperature range 14 Degree Fahrenheit to 230 Degree Fahrenheit 21-feet maximum head with 21 GPM max flow rate Can be installed in any position where the shaft is horizontal Stainless steel shaft

Uses 3/8-Inch - 1-1/2-Inch standard flange. Standard orientation Temperature range 14 Degree Fahrenheit to 150 Degree Fahrenheit 32-Feet maximum head with 32 GPM max flow rate Can be installed in any position where the shaft is horizontal Stainless steel shaft

Uses 3/8-Inch - 1-1/2-Inch standard flange Standard orientation Temperature range 14 Degree Fahrenheit to 150 Degree Fahrenheit 32-Feet maximum head with 32 GPM max flow rate Can be installed in any position where the shaft is horizontal Stainless steel shaft

Cast item construction Terminal box in 3-6-9-12 o'clock position Three pre-selectable speeds Connection sizes: 1-1/2", 3/4", 1-1/4" 19 GPM max flow at 21' max head

WZV1.0, Bronze 2-Way Zone Valves Controls the flow in your hydronic system

WZV.75, Bronze 2-Way Zone Valves Controls the flow in your hydronic system

1-1/2-Inch HV FNPT flange kit Two (2) flanges Four (4) nuts Four (4) bolts Two (2) gaskets

Uses 4 Bolt 2-Inch HV flanges (not included). 40-feet. shutoff head Permitted temperature range -20 Degree Celsius to +130 Degree Celsius, in short-term operation (2 h) to +140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses 4 Bolt 2-Inch HV flanges (not included). 25-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 70-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/2-Inch HV flanges (not included). 50-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/4-Inch HV flanges (not included) 25-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Uses two Bolt 1-1/4-Inch HV flanges (not included). 15-Feet shutoff head Permitted temperature range -20 Degree Celsius to + 130 Degree Celsius, in short-term operation (2 h) to + 140 Degree Celsius Pre-selectable speed stages for manual capacity adjustment - two speed Pump communication based on simple plug technology that can be reliably retrofitted Cataphoretic coated pump housing

Stratos D 2-in Blank Off plate Cast Iron, Allows for removal of 2-in power head Allows for removal of 2-in power head