What does MERV 11 filter out?

A MERV 11 rated furnace filter can trap the majority of harmful contaminants that are present in the air. This includes pollen, dust, lint, mold, dust mites, smoke, pet dander, and smog.

Is MERV 11 a good filter?

The MERV 11 filter is best for pet owners and people who live with certain health conditions, such as mild allergies and mild asthma. It offers more filtration for cleaner air than the MERV 8 but doesn’t filter as much as the MERV 13 (the highest option suggested for residential use).

What size particles does MERV 11 filter?

How efficient is it? MERV 11 filters should remove at least 85% of E3 particles, 65% of E2 particles, and 20% of E1 particles from the air. Our Essential+ filter removes a minimum of 87.9% of E3 particles, 65.6% of E2 particles, and 24.4% of E1 particles.

Are MERV 11 filters bad for HVAC?

A MERV 11 air filter has a higher efficiency rating. … In particular, using an air filter with a MERV rating that’s too high can damage the compressor, heat exchanger, and air conditioner coil. In most cases, a MERV 11 air filter isn’t too high for residential use.

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What does MERV 11 mean for a filter?

MERV 11 air filters block at least 65% to 79% of airborne particles in the 1.0 to 3.0-micron size range. And, they’ll provide 85% or better filtration of particles in the 3.0 to 10.0-micron range.

How often should I change my MERV 11 filter?

The basic recommendation for furnace filters replacement is every 3-4 months for MERV 8, every 6 months MERV 10 and 11 and every year for MERV 16. There are other several factors to consider when determining when to change your home air filter.

Is MERV 8 or MERV 11 better?

In summary, a MERV 8 is a good air filter option, but for the cleanest air, go with a MERV 11.

How many microns is MERV 11?

MERV Rating – Actual Particle Size Removed and Efficiency in Percentage

MERV Rating 0.3 – 1.0 Microns* 3.0 – 10.0 Microns
11 ≥ 20% ≥ 85%
12 ≥ 35% ≥ 90%
13 ≥ 50% ≥ 90%
14 ≥ 75% ≥ 95%

What MERV rating is HEPA?

All HEPA filters have a rating of a MERV 17 or higher. A HEPA filter with a MERV 17 rating will trap 99.97% of air particles that are 0.3-1.0 micron in size and an even better % of particles below 0.3 microns and above (HEPA filters are rated at their worst performance).

What is the difference between MERV 11 and 12?

Luckily, MERV 11-rated filters handle those particles — such as pet hair and dust mites — with ease. … MERV 12 filters trap 80 to 89 percent of average particles of 1.0 to 3.0 microns, with an average particle size efficiency of 90 percent or better.

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Can my HVAC handle MERV 11?

The short answer is that it can, but it’s not really an issue except under extreme circumstances. Most modern HVAC systems have no problem working with higher MERV filters, which is why millions of homeowners depend on them.

What MERV rating is best for home use?

According to the ASHRAE, the best rating for residential HVAC systems is MERV 13. But before you upgrade your filter, make sure your specific system can accommodate that rating. A higher MERV rating often means lower airflow, which can cause the system to work harder—use more energy—to do its job.

What MERV rating does Bryant recommend?

We typically suggest something around a MERV rating of 7-8 for one or two inch furnace filters. If you or someone in your home have severe allergies and you’d like to improve your filter system contact Bryant Air Conditioning, Heating, Electric & Plumbing for more information.