Last winter, our HVAC broke down at evening. All of us were frigid in the house, plus attempts to warm ourselves up by the fireplace were not bearing any fruits. I had no option but to make an urgent call to an HVAC company to come to our aid. They connected us to an HVAC specialist near me, who came within an minute after calling them. They were well equipped, plus I knew they were up to the task. They had a refrigerant scale with them to measure plus maintain the temperature of their assigned space. The refrigerant scale measures a refrigerant’s weight as it is detachd or added from the unit’s compressor. It also helps the specialist to diagnose if there is a leak. I also noticed they had cordless drills with them with extra batteries. This allowed them to drill in the evening without the need for recharging. The drill used an insulated screwdriver that protected HVAC specialists from electrical shocks. They used the screws to pry apart venting. Apart from the screws, they had insulated shears plus strange types of cutters that could cut into an HVAC component in strange directions. The HVAC repairman held the cutters in the same bin where their electrical testers were. These testers are used to check for electrical up-to-date plus keep the HVAC specialists safe from electrical mishaps. I also noticed another tool, a multi-meter, to measure voltage plus resistance in HVAC equipment, however using all these tools, the specialists tested plus repaired our HVAC component abruptly. I was lucky the Winter time snow wasn’t as heavy as the previous evening plus for having the HVAC repairman come over in time.