Frequently Asked Questions

About Our Services

Is it cheaper to buy filters from you than to order from a big box company online?

We strive to be competitive with the big online resellers and are confident in saying that the service you’ll receive from us, your neighbor, will be better and quicker than that from a large impersonal supplier.

Do you service residential HVAC systems?

While we do not service them, we can make custom-sized filters available for pickup from our storeroom.

What is the difference between the nominal size and the actual size?

Typically you’ll see filters labeled with nominal sizes, which is essentially the actual size rounded up. For example, a filter with a nominal size of 14″x14″x1″ might have an actual size of 13¾” x 13¾” x ¾.”

What is a filter’s MERV rating?

An air filter’s minimum efficiency reporting value (MERV) rating measures how effectively the filter stops dust and other contaminants. The higher the MERV, the smaller the particles it can filter.

Are your filters American-made?

Whenever possible, yes. The vast majority of our wholesale filters are made here in the United States. Some specialty filters are manufactured overseas, typically in Europe, and imported into the US.


What are the three stages that are referred to in your paint booth services?

There are generally three stages of air filtering used in down draft spray booths.

  1. Pre-filters/pocket filters
  2. Ceiling filters/diffusion media filters
  3. Exhaust filters/paint arrestors

How can Air Filtration Service save me money?

Clean air saves money through lower energy costs, less equipment maintenance, and reduced workforce sickness.

Why is air filtration important?

Why invest in this service? Clean air equals better health, relief for asthma and allergy sufferers, odor control, removal of germs, bacteria, and mold and lower cost through higher efficiency. Air Filtration is also key in making sure HVAC systems can operate properly and not get clogged by dust and dirt and eventually shutting down..

Is there any evidence behind this?

Yes, the EPA shared, “Americans, on average, spend approximately 90 percent of their time indoors, where the concentrations of some pollutants are often 2 to 5 times higher than typical outdoor concentrations.”

Where can I learn more about National Air Filtration Association?

We recommend visiting their website at