This week’s product gallery spotlights large capacity PEX tubing cutters; a spray that inhibits corrosion on HVAC equipment; a dedicated outside air system air handling unit; a compact swage tool kit; a ductless high wall air-conditioning unit; a line of direct pole contactors for a variety of HVACR applications; a refrigerant leak sealant with ultraviolet dye; a hybrid electric water heater; and a standard OMNI diffuser designed to address low air volume codes.