The higher the surface area the longer the air filter can continue working.
Cheap furnace filters vs expensive.
If that s true then when your hvac kicks on it s creating a negative pressure inside your home and your furnace is working overtime to keep up.
When looking at the packaging check for the manufacturer s recommended replacement dates.
Some high rated air filters that are 2 to 5 inches thick have an operational life span of one year.
Posted on july 14 2017 by tr miller heating cooling plumbing.
Choosing the best furnace filter.
Because if your house is like most homes in gwinnett you have significant duct leakage.
Changing your furnace filter on a monthly basis is one of the most important tasks of general maintenance that you can do for your home s hvac system.
Differences in cheap vs expensive air filters more expensive air filters use more material of a higher quality to better filter your air the cheapest filters are made of spun fiberglass which does very little to filter your air compared to materials like paper cotton or polyester.
Compared with the cheapest basic filters available medium efficiency merv filters like the nordic pure merv 12 can greatly reduce airborne dust mold spores pollen and even smoke and doing.
When it comes to furnace filters the rule of thumb for many hvac professionals is the cheaper the better.
This will give you a good idea of the value of a thicker air filter.
A 1 inch filter will clog up with particles much faster than a 4 or 5 inch filter.
Go back why a cheap furnace filter could be your best option.
First let s look at thickness.
Expensive furnace filters vs inexpensive furnace filters.
Expensive pleated filters aren t worth the money.
The average is about 30 lost to unconditioned areas.