I had to learn the taxing way that just because you have an actual heating as well as air conditioning plan that is perfectly sized for your home, it does not mean that it will efficiently heat or cool it! But you may be able to get the size plus power right in theory; but there is another big factor that determines whether or not your apartment will be heated or cooled efficiently plus satisfactorily.
Your apartment needs to be weather-proofed.
This means, among other things, that you need to have superb insulation. When you have superb insulation, the thermal energy that your oil furnace produces will stay in your home, rather than slip through thin plus poorly insulated walls… Also, if you have an attic that is not satisfactorily insulated, you are losing a whole lot of chilly air that is escaping through the roof, causing your a/c to work harder. The better the insulation in your home, the more certainly the cool or sizzling air that you are trying to generate with your heating as well as air conditioning plan will be contained, instead of slipping away. There is another way the conditioned or sizzling air can escape your apartment plus cause extreme energy inefficiency with your heating as well as air conditioning system. There might be holes, cracks, or slits around your doors or windows that are letting chilly or sizzling air escape, so, if you are noticing that your utility bills are rather high, plus yet you are not achieving your desired temperature genuinely easily, you may need to weatherproof those areas of your apartment to ensure that they are officially sealed for sure. Again, officially sizing your heating as well as air conditioning plan is important for energy efficiency, but if sizzling or chilly air is constantly escaping your home, your climate control plan cannot help you.