C&D Superheat Kit (CD3910 Core Removal Tool, CD3975 Thermometer) CD3970

• 1 x C&D Superheat Kit CD3970
• Includes CD3910 Core Removal Tool (CRT) and CD3975 thermometer
• Comes with a protective case

C&D Valve Superheat Kits combine a Core Removal Tool (CRT) and thermometer to create the most reliable, accurate way to measure superheat.

Attach the CRT to an access fitting and remove the valve core, insert the digital thermometer through the fitting and directly measure the internal temperature. 

Measure pressure at the same spot and use this information for determining superheat. The storage case is durable and lightweight; instructions are included.

CD3910 Core Removal Tool is a 1/4” flare thumb screw shut-off core removal tool with 1/4” male flare side access port with brass cap

CD3975 thermometer with an on-off switch, a spare battery and a temperature range of -58°F (-50°C) to +302°F (150°C).