• Refrigeration Service Today

    Dec. 1, 2009
    On these pages, Contracting Business provides information on products, trends, and business management for today's commercial refrigeration contractor.

    New Ball Valve Features Uni-body Design

    Superior Refrigeration Products, Washington, PA, has released the KarolTech series of ball valves. The valve is designed to be compatible with current and ozone-friendly natural refrigerants, while incorporating the latest's advancements in manufacturing technology. The patented KarolTech ball valves feature Superiors' exclusive KAM uni-body design, that eliminates 75% of the potential leak areas associated with typical older designs. It's currently offered in sizes from ¼-in. to 1-1/8-in. ODS, with and without access fittings. The valve is suitable for temperature ratings from -40 to +300F. The KarolTech design allows for working pressures up to 700 PSIG. The valve is UL, C-UL and CE compliant.
    Superior Refrigeration Products sherwoodvalve.com
    Circle 180

    Combustion Analyzer Comes with Replaceable Sensors

    E-Instruments, Langhorne, PA, has released a newly updated BTU1100 Portable Combustion Analyzer. The all-in-one unit has been revised to meet the growing needs of mechanical contractors, plumbers, and boiler technicians. The analyzer is available with field replaceable sensors, for easy diagnostics and replacements to cut out downtime and costly repair charges. Also standard on this multifunctional unit is a durable, high-range carbon monoxide (CO) sensor, with built-in NOx filtration, to ensure the most accurate CO readings possible.

    The BTU 1100 includes:

    • O2, CO, CO2 detection capabilities
    • readings for efficiency, excess air, and all necessary temperatures
    • rechargeable battery and AC charger
    • built-in manometer
    • built-in thermometer for ambient and flue gas
    • built-in CO leak detector
    • calibration certificate for proof of accuracy
    • vinyl carrying case. — E-Instruments

    Circle 181