Air Filter Merv Rating

The lakeair hepa air purifiers are rated merv 16 or better.

Air filter merv rating.

Fpr or filter performance rating labels filters based on a number scale from 4 through 10 in addition to a color coding system. An air filter s merv rating is a scale from 1 16 that describes the minimum efficiency of the air filter. Merv air filter ratings range from 1 least efficient captureability to 16 very efficient. Merv 11 rated filters are good filters for households with breathing sufferers.

An air filter s minimum efficiency reporting value merv rating measures how effectively the filter stops dust and other contaminants from passing through the filter and into the air stream. A low merv rating means that the filter does not remove as many particulates from the air. Merv 13 rated. The furnace filter frames use a m 10 rated level air filter.

These filters are better at catching small particles 3 10 microns like mold spores hair spray dust mites and animal dander. Learn more about proper air filter maintenance and associated benefits. Lakeair replacement filters use 4 different merv rated filters. A filter in this merv range is your typical disposable fiberglass filter.

Pre filters are rated merv 2. Merv rating chart standard 52 5 minimum efficiency reporting value dust spot efficiency arrestance typical controlled contaminant typical applications and limitations typical air filter cleaner type 20 n a n a 0 30 pm particle size cleanrooms 99 999 eff. Conversely a high merv rating indicates that the filter does a good job of removing particulates from the air. On 10 20 pm particles 19 n a n a virus unattached radioactive materials 99 999.

At lakeair we recommend merv 10 filters as. The scale represents a quantum leap in the precision and accuracy of air cleaner ratings and allows for improved health reduced cost and energy efficiency in. There are no fewer than 7 standard speeds at which a filter can be tested for a merv rating ranging from 118 fpm 0 60 meters second up to 748 fpm 3 80 meters second. Designed by the home depot for brands sold through their stores including honeywell this rating structure is very similar to merv rating.

These can pick up particles that are 10 microns or larger which include pollen regular standing dust. Minimum efficiency reporting value commonly known as merv is a measurement scale designed in 1987 by the american society of heating refrigerating and air conditioning engineers ashrae to report the effectiveness of air filters. In general filters with a rating of merv 16 or below are considered to be hvac system grade filters for residential commercial and general hospital use. Filters with a merv 11 rating have a dust spot efficiency of 60 65 and are 30 times more efficient than regular fiberglass filters.

Not only do they provide superior residential filtration but they also provide a healthier breathing environment. They re not all tested at the same speed and it matters. Many homes use filters with a merv rating of 1 4 which mostly filter out dust lint and pollen among other larger common particles they do very little to trap small microparticles.