CHANTILLY, Va. - The Sheet Metal and Air Conditioning Contractors’ National Association (SMACNA) has announced that member company Walsh Mechanical Contractors, Abington, Mass., is the first to ...

Exro has initiated the process to obtain UL certification for its Energy Storage System (ESS), powered by its patented Battery Control System™ (BCS) technology. Exro's ESS is designed to maximize the ...

BioSolar has advised that the production samples of its BioBacksheet technology have finished most of the Underwriter’s Laboratories (UL) material property tests and is on its way to receiving full UL ...