A furnace can be dangerous if a leak in a certain section of the furnace can get into the house. Hence a person must be very cautious when they are inspecting the furnace filters for any leakages. There are a lot of people who do not like these inspections. For the homeowner, they are usually needed when the issue of an unsightly problem arises. The problem might be the leaking furnace filters. But this is not the only reason why you need to inspect the filters before they get contaminated with dirt and contaminants.
When you install a new furnace, you might not be aware of the fact that the filter has to be replaced. This will put you in the position of wasting your money on another. If you get the regular filter for the furnace at the first place, you might not need to purchase the new ones for the next couple of years. Thus you might end up paying a lot of money for furnace filters that will not be needed after a few years. You will then save on money in the future. The less you pay in the future, the more money you have in your pocket. The obvious advantage is the additional money in your pocket.
You should know that the type of the filter depends on the area in which you live. The lower the leakage, the thicker the filter will be. The higher the leakage, the thinner the filter will be. The level of leakage will be indicated by the color of the filter. The color indicates the level of leakage in the furnace.