What is the best air filter for my home?
The best air filter depends on size or dimensions, filtration rating (MERV, MPR, FPR), and quality.
Our aftermarket filters are more affordable and higher performing than most OEM
(original equipment manufacturer) brands
How do I replace my air filter?
Replacing your air filter is as simple as finding the appropriate size, opening your intake vent, and
placing your new air filter snugly in its slot. Be sure that your air filter isn’t bending or creasing
to get maximum performance. Learn more about replacing your old air filter here.
Are pleated air filters better than fiberglass?
Pleated air filters are so much better than fiberglass, that they are the only type we produce and sell. Our
pleated air filters last 3-6 months (depending on the size and the filtration needs of your home) and capture
over 85% of air particles in your space. Fiberglass filters, made of spun glass, last an average of 30 days
and capture a much smaller percentage of air particles. You may pay more up front for the pleated filter, but
it will pay you back in better air quality and less waste.
How often should I change my air or furnace filter?
It is recommended that you replace your air filter every 90 days or 3 months.
What are air filters made of?
Air filters are made primarily of cardboard, supporting wire, and the filter media. Depending on your filter
needs, the filter media can be made of many different types of material, including fiberglass, polyester,
cotton, and more.
Why does my central air have two filters?
Most central air units have two filters to allow air intake evenly throughout the house. This increases the
ability for your HVAC system to circulate air at equal rates throughout your home and increases the amount
of filtration.
Where can I buy air filters?
Air filters can be found online and at your local hardware store. For the best results, buy your replacement
air filters from a trusted air filter manufacturer like Filterbuy.
What does MERV mean in air filters?
MERV stands for minimum efficiency reporting value, and it is a rating on how much filtration your air
filter is capable of. Most air filters have a MERV rating between 1 and 20, with MERV 1 filters only capable
of removing larger debris and MERV 20 capable of filtering out microscopic particles such a viruses and
bacteria from the air. Filterbuy offers air filters in MERV 8, MERV 11, and MERV 13 ratings.
What’s the difference between air filters, furnace filters and AC filters?
Air filters, furnace filters and AC filters are similar products and the terms are used interchangeably.
Aside from size differences, the air filter that goes in the central HVAC unit or your return vents is
called an “AC filter” or just “air filter,” and filters that go your furnace unit in your home are called
“furnace filters.”
Are pleated air filters better than fiberglass?
Pleated air filters are better than fiberglass air filters. Our pleated air filters last 3-6 months
(depending on the size and the filtration needs of your home) and capture over 85% of air particles in
your space. Fiberglass filters, made of spun glass, last an average of 30 days, and capture a much
smaller percentage of air particles. You may pay more up front for the pleated filter, but it will
pay you back in better air quality and less waste.
What air filter ratings do you carry?
We carry of MERV 8, MERV 11, and MERV 13 rated air filters, which trap and block 85% to 98% of particles
in the air. We recommend MERV 8 air filters for standard homes and businesses. MERV 11 and 13 air
filters offer elevated performance and increased filtration for residents or businesses that need it.
What quantity of air filters can should I buy?
If you are buying air filters in bulk, you have come to the right place. Filterbuy lets you buy any
quantity that you need. As a bonus, you can subscribe to get that exact quantity of air filters
delivered to your door every month and receive a 5% discount.