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Do you ever wonder how your furnace works? There are many components inside that heat-producing appliance.  One of these parts is the furnace limit switch, also known as a furnace high limit switch or furnace fan limit switch, and without it, your furnace could...

Are you one of those who think status pressure is one of the most important things in HVAC, you are right! People outside the industry aren't familiar with it very well. However, they probably should be. Your heating and cooling systems are affected by static...

If you have a heat pump, then you know how they are more efficient than traditional heating and air conditioning systems, and that they allow you to have only one system instead of having to install separate systems for heating and cooling. But did you know that there...

Today, most homes and most buildings are built airtight to enhance energy savings. This results in humidity and stale odor that is polluted. Energy efficiency without stale odor and humidity can be achieved by using a heat recovery ventilator (HRV). This is because...