By / Norm Grusnick Fire and smoke dampers are a proven and effective way to protect ductwork and wall openings and shafts. Once Underwriters Laboratories (UL) created Standard 555 for fire dampers and Standard 555S […]
By / Norm Grusnick, P.Eng. • Commercial Business Development Representative, ECCO Supply Industry today consumes roughly 40 percent of the world’s electricity. Two-thirds of that electricity is used to power electric motors. AC motors are the workhorses […]
By Norm Grusnick, P.Eng., ECCO Supply Industry today consumes roughly 40 percent of the world’s electricity. Two-thirds of that electricity is used to power electric motors. AC motors are the workhorses of industry, yet they […]
By / Norm GrusnickP.Eng., ECCO Supply Even the most robust HVAC system cannot control all airflows and completely prevent dissemination of an infectious aerosol or disease transmission by droplets or aerosols. An HVAC systems’s impact […]
By Norm Grusnick, P.Eng. • ECCO Supply Even the most robust HVAC system cannot control all airflows and completely prevent dissemination of an infectious aerosol or disease transmission by droplets or aerosols. An HVAC system’s […]
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