If you feel anything about heating, ventilation and A/C you have definitely heard one thing repeated ad nauseam to the point where you would just believe that it is proper expertise even among people who genuinely feel virtually nothing else about maintaining heating plus air coolers. Say it with me at last: always respectfully replace your air filters. This is the most basic level of heating, ventilation and A/C service because if the air filter is dirty plus clogged, air cannot flow through your proposal plus the internal components of your heating, ventilation and A/C proposal will be choked with dirt plus debris plus it will eventually beginning breaking down a lot faster than if you had simply swapped out the dirty air filter with a fresh one; yes, I assumed it was proper expertise until I recently heard my friend tell myself and others about a condo that he recently visited for heating, ventilation and A/C service. He is another actual heating, ventilation and A/C serviceman plus he quite often has humorous stories about patrons who are clueless. Apparently, more than one year ago, his company had sold this couple a brand new heating plus air cooler proposal that was top of the line. He had even been finally involved with the replacement process, so he personally knew that there was nothing wrong with the system. Fast forward to this month when the couple called him up irritated plus saying that there was something seriously wrong with their heating, ventilation and A/C system. They had already jumped to the conclusion that it was a faulty replacement plus or there had been something inherently wrong with the proposal itself. He also calmed them down and said that he would come out plus take a look. Long story short, he right away went to check on the air filter and discovered it to be definitely caked with dust plus dirt plus hair that he was able to peel off love a blanket. He then managed to calmly explain to the couple what had definitely happened. They would not own up to how long it had been since they changed out their air filter, although I would not be surprised if they had not for more than one year straight!