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We are a manufacturer and marketer of innovative products for heating, cooling, plumbing and process works applications. Our expertise is the control of temperature, pressure and flow of water-based fluids. Our products range from control valves, balancing devices and flow switches to zone relays and heat meters.

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Picture of TANKLESS WATER HEATER SERVICE KIT W/ TANKMIXER™ 3/4 FNPT

TANKLESS WATER HEATER SERVICE KIT W/ TANKMIXER™ 3/4 FNPT

CALEFFI:290510A
SKU: CALEFFI:290510A
$392.28
Picture of PRESSCAL™ HP PRV HIGH RANGE (90 - 150 PSI) DUAL UNION 1 SWEA

PRESSCAL™ HP PRV HIGH RANGE (90 - 150 PSI) DUAL UNION 1 SWEA

CALEFFI:536063A 109
SKU: CALEFFI:536063A 109
$393.12
Picture of PRESSCAL™ HP PRV LOW RANGE (10 - 90 PSIG) DUAL UNION 1 SWEAT

PRESSCAL™ HP PRV LOW RANGE (10 - 90 PSIG) DUAL UNION 1 SWEAT

CALEFFI:536064A 109
SKU: CALEFFI:536064A 109
$393.12
Picture of MANIFOLDHOUSING BOX:UP TO13 OUTLET ASSY

MANIFOLDHOUSING BOX:UP TO13 OUTLET ASSY

CALEFFI:659104
SKU: CALEFFI:659104
$393.57
Picture of QUICKSETTER  BALANCING VALVE W/ FLOW METER 1 1/2 PRESS 8 - 3

QUICKSETTER BALANCING VALVE W/ FLOW METER 1 1/2 PRESS 8 - 3

CALEFFI:132886A
SKU: CALEFFI:132886A
$393.96
Picture of THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 3/4 FNPT W/1

THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 3/4 FNPT W/1

CALEFFI:116650AC 001
SKU: CALEFFI:116650AC 001
$394.80
Picture of THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 3/4 FNPT W/1

THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 3/4 FNPT W/1

CALEFFI:116250AC 001
SKU: CALEFFI:116250AC 001
$394.80
Picture of RELOAD RESIN 2 BAG BUCKET

RELOAD RESIN 2 BAG BUCKET

CALEFFI:NA570971
SKU: CALEFFI:NA570971
$395.14
Picture of TANKLESS WATER HEATER SERVICE KIT W/ TANKMIXER™ 3/4 PRESS

TANKLESS WATER HEATER SERVICE KIT W/ TANKMIXER™ 3/4 PRESS

CALEFFI:290516A
SKU: CALEFFI:290516A
$399.00
Picture of 2 NPT QUICK SETTER VALVE 12-50 GPM

2 NPT QUICK SETTER VALVE 12-50 GPM

CALEFFI:132992A
SKU: CALEFFI:132992A
$399.06
Picture of HYDRO SEP 1-1/2 NO FITTINGS

HYDRO SEP 1-1/2 NO FITTINGS

CALEFFI:548008US
SKU: CALEFFI:548008US
$399.06
Picture of THERMOSETTER ADJUSTABLE THERMAL BALANCING VALVE 1 FNPT W/ CH

THERMOSETTER ADJUSTABLE THERMAL BALANCING VALVE 1 FNPT W/ CH

CALEFFI:116160AC
SKU: CALEFFI:116160AC
$399.84
Picture of REPLACEMENT FLOW METER (BODY ONLY) 0.25 TO 10 GPM

REPLACEMENT FLOW METER (BODY ONLY) 0.25 TO 10 GPM

CALEFFI:R79701
SKU: CALEFFI:R79701
$401.52
Picture of HYDRO SEPARATOR 1 SWT UNION

HYDRO SEPARATOR 1 SWT UNION

CALEFFI:548096A
SKU: CALEFFI:548096A
$402.98
Picture of COMBO AUTOFILL  1/2 PRESS INLET X 1/2 PRESS OUTLET WITH PRES

COMBO AUTOFILL 1/2 PRESS INLET X 1/2 PRESS OUTLET WITH PRES

CALEFFI:574216A
SKU: CALEFFI:574216A
$406.56
Picture of BODY, GAUGE ADAPTER (3/4 VALVE)

BODY, GAUGE ADAPTER (3/4 VALVE)

CALEFFI:NA10758
SKU: CALEFFI:NA10758
$406.56
Picture of THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 3/4 FNPT W/

THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 3/4 FNPT W/

CALEFFI:116350AC 001
SKU: CALEFFI:116350AC 001
$407.40
Picture of 2 REPLACEMENT OUTLET BALL VALVE

2 REPLACEMENT OUTLET BALL VALVE

CALEFFI:F0001634
SKU: CALEFFI:F0001634
$409.08
Picture of PRESSCAL™ PRV ASSE 1003,  1 1/2 SWEAT

PRESSCAL™ PRV ASSE 1003, 1 1/2 SWEAT

CALEFFI:535980HA
SKU: CALEFFI:535980HA
$409.25
Picture of THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 1 FNPT WITH

THERMOSETTER™ADJUSTABLE THERMAL BALANCING VALVE 1 FNPT WITH

CALEFFI:116160A 001
SKU: CALEFFI:116160A 001
$410.76
Picture of DISCAL DIRTMAG  AIR & DIRT SEPARATOR W/ MAGNET 1 PRESS

DISCAL DIRTMAG AIR & DIRT SEPARATOR W/ MAGNET 1 PRESS

CALEFFI:546166A
SKU: CALEFFI:546166A
$412.44
Picture of PRESSCAL™ HP PRV LOW RANGE (10 - 90 PSIG) DUAL UNION 1 NPT F

PRESSCAL™ HP PRV LOW RANGE (10 - 90 PSIG) DUAL UNION 1 NPT F

CALEFFI:536064A 103
SKU: CALEFFI:536064A 103
$412.44
Picture of PRESSCAL™ HP PRV HIGH RANGE (90 - 150 PSI) DUAL UNION 1 NPT

PRESSCAL™ HP PRV HIGH RANGE (90 - 150 PSI) DUAL UNION 1 NPT

CALEFFI:536063A 103
SKU: CALEFFI:536063A 103
$412.44
Picture of THERMOSETTER ADJUSTABLE THERMAL BALANCING VALVE 1 FNPT W/ CH

THERMOSETTER ADJUSTABLE THERMAL BALANCING VALVE 1 FNPT W/ CH

CALEFFI:116161AC
SKU: CALEFFI:116161AC
$413.28
Picture of DISCAL® AIR SEPARATOR 2 UNION PRESS

DISCAL® AIR SEPARATOR 2 UNION PRESS

CALEFFI:551069A
SKU: CALEFFI:551069A
$415.52
Picture of ALPHA PUMP 25-55U

ALPHA PUMP 25-55U

CALEFFI:NA16002
SKU: CALEFFI:NA16002
$415.52
Picture of SERVICEABLE LOW LEAD CHECK 2 PRESS

SERVICEABLE LOW LEAD CHECK 2 PRESS

CALEFFI:NA51496
SKU: CALEFFI:NA51496
$415.80
Picture of COMBO AUTOFILL  1/2 PRESS INLET X 1/2 PRESS OUTLET ASSE 1013

COMBO AUTOFILL 1/2 PRESS INLET X 1/2 PRESS OUTLET ASSE 1013

CALEFFI:574206A
SKU: CALEFFI:574206A
$415.80
Picture of PRESSCAL™ PRV ASSE 1003,  1 1/2 SWEAT W/ PRESSURE GAUGE

PRESSCAL™ PRV ASSE 1003, 1 1/2 SWEAT W/ PRESSURE GAUGE

CALEFFI:535981HA
SKU: CALEFFI:535981HA
$417.87
Picture of COMBO AUTOFILL  1/2 NPT PRESS X 1/2 NPT OUTLET WITH PRESSUE

COMBO AUTOFILL 1/2 NPT PRESS X 1/2 NPT OUTLET WITH PRESSUE

CALEFFI:574217A
SKU: CALEFFI:574217A
$419.16