Home depot uses its own rating system on a scale of 1 to 10 called the filter performance rating.
Furnace filter ranking.
One of the best furnace filters for cigarette smoke is the nordic pure pleated ac furnace air filter which boasts a high merv rating and rave reviews.
Furnace manufacturers prefer the traditional spun fiberglass ac filters merv 2.
Furnace filters are sold at home centers.
These filter out enough of the large particles to protect the furnace while providing maximum airflow.
Honeywell fc100a1037 ultra efficiency 4 furnace filters.
Airx health 20x25x1 merv 13 pleated air filter made in the usa box of 6.
How furnace filters are rated.
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.
So here is my list of the 10 best furnace filters.
The minimum efficiency reporting value merv scale goes from 1 to 16.
Tips for choosing the best filters airx filterbuy filtrete honeywell lennox nordic pure trophy air.
Most residential filters range from 4 to 12.
The higher the number the finer the filter so the more particles it traps.
There are a wide variety of sizes to choose from with this filter which has a merv rating of 13 the highest tier on the scale.
The filtrete ultra allergen reduction 1500 mpr filter earns a very good rating for removing smoke dust and pollen from the air with the system running on a high fan speed but is.
Features a merv rating of 10 minimum efficiency reporting.
The vast majority of disposable furnace filters are rated according to the merv scale minimum efficiency reporting value created by the american society of heating refrigerating and air conditioning engineers.
Filters with higher merv ratings trap small particles more effectively than filters with lower merv ratings.
The merv rating was created by ashrae as a rating system for filters and measure the size of debris that can pass through a filter at the micron level.
The higher the number the better it filters.