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The CircuitSolver® Union Assembly adds isolation ball valves on either end of the CSU. Assembled and leak tested prior to delivery, the CSUA makes it easier to install and service.
CircuitSolver® Union Assembly (CSUA) Isolation Ball Valves
Unit of Measure
1 2 3 4 

Item #

Item Name

Line Size

Closing Temperature

Valve Options

End Options

CSUA-3/4-130-Blank-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 130 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 130 ºF54.4 ºC N/A Standard N/A ProPress® Ends
CSUA-3/4-130-Blank-PP-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 130 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 130 ºF54.4 ºC N/A Standard N/A ProPress® Ends
CSUA-3/4-130-CV1-Blank-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 130 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 130 ºF54.4 ºC N/A Check Valve N/A Standard
CSUA-3/4-130-CV1-Blank-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 130 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 130 ºF54.4 ºC N/A Check Valve N/A Standard
CSUA-3/4-130-CV1-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 130 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 130 ºF54.4 ºC N/A Check Valve N/A ProPress® Ends
CSUA-3/4-130-CV1-PP-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 130 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 130 ºF54.4 ºC N/A Check Valve N/A ProPress® Ends
CSUA-3/4-135-Blank-Blank-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Standard N/A Standard
CSUA-3/4-135-Blank-Blank-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Standard N/A Standard
CSUA-3/4-135-Blank-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Standard N/A ProPress® Ends
CSUA-3/4-135-Blank-PP-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Standard N/A ProPress® Ends
CSUA-3/4-135-CV1-Blank-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Check Valve N/A Standard
CSUA-3/4-135-CV1-Blank-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Check Valve N/A Standard
CSUA-3/4-135-CV1-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Check Valve N/A ProPress® Ends
CSUA-3/4-135-CV1-PP-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 135 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 135 ºF57.2 ºC N/A Check Valve N/A ProPress® Ends
CSUA-3/4-140-Blank-Blank-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Standard N/A Standard
CSUA-3/4-140-Blank-Blank-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Standard N/A Standard
CSUA-3/4-140-Blank-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Standard N/A ProPress® Ends
CSUA-3/4-140-Blank-PP-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Standard N/A ProPress® Ends
CSUA-3/4-140-CV1-Blank-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Check Valve N/A Standard
CSUA-3/4-140-CV1-Blank-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Check Valve N/A Standard
CSUA-3/4-140-CV1-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Check Valve N/A ProPress® Ends
CSUA-3/4-140-CV1-PP-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 140 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 140 ºF60.0 ºC N/A Check Valve N/A ProPress® Ends
CSUA-3/4-150-Blank-Blank-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 150 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 150 ºF65.5 ºC N/A Standard N/A Standard
CSUA-3/4-150-Blank-Blank-TW N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 150 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 150 ºF65.5 ºC N/A Standard N/A Standard
CSUA-3/4-150-Blank-PP-Blank N/A CircuitSolver® Union Assembly (CSUA) 3/4 Inch (in) Line Size and 150 Degree Fahrenheit (ºF) Closing Temperature Isolation Ball Valve N/A 3/4 in N/A 150 ºF65.5 ºC N/A Standard N/A ProPress® Ends
Unit of Measure
1 2 3 4