Solution is the first with full UL Recognition for the use of R454A, R454B, R454C, and R32 under the 4th edition of UL 60335-2-40 Sensata Resonix™ RGD Sensor detects the presence of A2L refrigerant ...
Refrigerants with low global warming potential are more sustainable for the planet, but often more flammable than traditional HFCs. UL Solutions’ Zhongshan laboratory is addressing safety concerns ...
Most car buyers tend to not think about all the steps involved in bringing a quality vehicle to their driveway, but the process is far from simple, easy or straightforward. “It’s not as simple as ...
This American National Standard, ANSI/SMACNA 016-2012, covers revised leakage criteria and builds on the proven methods for testing ductwork for air leaks from the first edition. Contains updates to ...
WHAT LEAKAGE ISN’T: Better design, installation, and enforcement has helped overall conditions, but SMACNA’S Mark Terzigni also reminds professionals that duct leakage is not a function of air volume ...
Refrigerant faults account for many cooling service calls and declining system performance. During AC repair in Los ...
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