Fpr or filter performance rating is a rating system developed by the home depot for brands sold through their stores including honeywell.
Air filter ratings merv vs fpr.
While fpr s rating system goes from 1 to 10 merv s rating system goes from 1 to 20.
The three air filter rating systems differ in ranges and were created by separate organizations.
Mpr measures ratings based on sizes 0 3 to 1 microns.
Compared to the home depot s method of ranking air filters fpr merv has wider range.
Fpr 10 is similar in strength to merv 20 since they are both the highest rating value.
It utilizes a color code and number scale 4 to 10 that closely resembles the merv rating.
Fpr filter performance rating is a rating system developed by the home depot for brands sold through their stores including honeywell.
It isn t until fpr 4.
The merv filter rating is the domestic and international industry standard rating system established by the.
The higher the merv rating the more particles it captures.
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 higher merv ratings trap small particles more effectively than filters with lower merv ratings.
See screenshot below this filter for sale on the home depot shows fpr 10 as equivalent to either merv 8 or merv 13.
Is an fpr 10 the same as merv 16 or merv 13 or merv 8.
Merv ratings extend from 1 to 16.
It utilizes a color and number scale from 4 to 10 that closely resembles merv rating.
However fpr 1 doesn t necessarily equate to merv 1.
All filters sold must meet basic safety expectations and most brands have higher level filters to address particular needs and situations.
Merv ratings run on a 1 20 scale that designates the effectiveness of filters to capture certain particle sizes.
Learn more about proper air filter maintenance and associated benefits.
Merv air filter ratings range from 1 least efficient captureability to 16 very efficient.
Fpr ratings are on a scale from 4 through 10.
Mpr rating scales filter rating scales indicate not only the quality or the air filtration but also the specific types of particles removed.
If the merv rating is too high above merv 13 however it can increase system backpressure and block air flow worsening the effectiveness of your hvac.
Merv 17 through merv 20 filters are typically used in surgical operating rooms.
Some filters on their website that have both an fpr and a merv rating and at least one with an fpr of 10 is shown as equivalent to either merv 8 or merv 13.