These are 5 cool diy home improvements you should consider taking up. (1) Clean and replace AC filters. The HVAC system helps keep you cool during hot or humid temperatures and warm when the temperature drops. You probably haven't paid at your HVAC unit in a while, as many people do. For the effectiveness of the system and efficacy, it's crucial to take care of the parts like the coils as well as the fins on the air conditioner. Here are some strategies to make sure you do. Clean- By cleaning your air conditioner, it allows it to perform efficiently by the reduction of stress and pressure because it has eliminated dust and debris that builds up around the unit with time. Your air conditioner will run harder if your filters get clogged or dirty. Change- Technology is constantly evolving, and what worked 10 years ago is not going to suffice in the face of current technological advancements. It is crucial to remember that older HVAC systems can lead to problems because of their designs to old standards. The chances are that older models are less efficient than it used to be when it was initially purchased. Modern technology allows it to become more efficient.