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Backlight Brightness Level allows you to adjust the brightness of the backlighting of the LCD screen
Refer to the A421 Series Electronic Temperature Controls Product Bulletin (LIT-12012219) for important product application information
BTBX34: 3/4" O
1/2″ Rubber Plug (40022)
produces readings for dry & wet bulb temperatures
Gas Leak Detector Nu-Calgon Cal-Blue Plus 32 oz – Leak Test Fluid gas leak spray Backlight Brightness Level allows youNu Calgon Cal Blue Plus Gas Leak Detector 32 oz The Gas Leak Detector Nu Calgon 4182 24 Cal Blue Plus (32 oz) is a professional grade solution designed to quickly and accurately detect leaks in HVAC and refrigeration systems. Specially formulated, this leak detection fluid produces long lasting foam at leak sites, making leaks easy to see during service or installation. Trusted by HVAC professionals, Cal Blue Plus is non corrosive, non toxic, and