Hand-operated tube, hose and pipe cutters; sawing vises for tubes and hoses; hand tools, namely, hand benders for pipes and conduits; hand-operated flaring and hand-operated swaging tool for pipes; hand tools, namely, ratchet wrenches; hand tools, namely, reamers; manually operated tube expander tools; tubing piercing pliers; manually operated tube cleaning tools, namely, scrapers, reamers, blades; and hand-operated spanners

Controlling, measuring and testing equipment for use in refrigeration and air conditioning applications, namely, electronic leak detectors for gases, electronic refrigerant gas analyzer, ultrasonic leak detectors for pressure and vacuum pumps, electronic charging and recovery scales for use in weighing refrigerant cylinders in HVAC systems before a charge is made, thermometers and anemometers, hygrometers, superheat calculator analyzers for use in measuring the superheat condition of HVAC systems, pyrometer, electronic and ultrasonic distances, areas and volumes meters, temperature recorders, namely, temperature indicators, electronic temperature controllers for use in HVAC systems, electronic cold store alarm units, namely, electronic alarms for use in detecting temperature changes in cold storage facilities, hermetic compressor analyzers for use in testing the electric current of hermectic compressors, electronic insulation testers and megohmeters, capacitor amperage and voltage testers, digital clamp multimeters and voltage testers, calibratable pressure gauges, vacuum gauges, heat pump defrost timers and thermostats, thermostats for refrigerating cases and coils, solid state timers, fan delay timers, motor and compressor protectors, namely, circuit overload and surge protectors, electronic phase loss monitors for monitoring voltage loss, electronic time delay relays, acid and moisture testers, tube adapters for charging and testing, namely, adapters used to connect electric charging and testing lines to hermetic compressors, pressure control instruments and cooling tubes for heat exchangers, namely, blowout protectors and coolant-temperature sensors; electric change over switches for fan-coil systems; inspection mirrors for use in cleaning tubes

Refrigeration and air conditioning equipment, namely, air filters, strainers for water lines and plumbing drains, dryers for removal of water vapour, vibration and shock absorbers sold as a unit with the refrigeration installations, copper and brass fittings to connect tubes for refrigeration and air-conditioning equipment in the nature of couplers for HVAC applications; refrigerant recovery and recycling units, namely, refrigerant gas recycling system comprised primarily of pressure swing adsorption equipment for the recovery, purification and return of gases in industrial applications; ventilating exhaust fans for use in HVAC installations; electric solid state crankcase heaters for use in HVAC installations, solid state relay overload units consisting primarily of heat accumulators and heat exchangers not being part of machines; and electrical heating cables