Air Filter Air Flow Rating

A filter with a merv 8 rating for instance is a good everyday filter and will remove large particulates from the air and protect your hvac unit from the damage that unfiltered air can cause.

Air filter air flow rating.

This static charge makes them better at catching small particles that pass through them. Filters with higher merv ratings trap small particles more effectively than filters with lower merv ratings. The higher the merv rating the more particles the filter will remove. A merv rating indicates a score from 1 to 16 for residential air filters sold in the united states and 17 to 20 for commercial air filters.

Conversely a high merv rating indicates that the filter does a good job of removing particulates from the air. If we were looking to buy a new filter today for our hvac heating ventilation and air conditioning system we d aim for a medium efficiency filter with a merv rating in the 8 to 13 range which. An air filter s merv rating is a scale from 1 16 that describes the minimum efficiency of the air filter. A low merv rating means that the filter does not remove as many particulates from the air.

Nordic pure 16x20x1 merv 10 pleated ac furnace air filters 6 pack 6 pack 6 pack. Air filter merv rating table. Merv rating 8 12 electrostatic filters clean the air since they become positively charged from static electricity. Our recommended models are the best at filtering dust pollen and smoke from the air without impeding the flow of air.

The other two systems were created by 3m mpr and the home depot fpr to differentiate their offerings. Merv is the minimum efficiency reporting value which is the scale designed by the american society of heating refrigerating and air conditioning engineers ashrae to rate the effectiveness of air filters. Basically the higher merv rating indicates higher filtering performance. A merv 11 filter is appropriate for homes with pets or people with allergies because it picks up most allergens including pet dander.

The merv filter rating is the domestic and international industry standard rating system established by the american society of heating refrigerating and air conditioning engineers. Most air filters are 1 inch thick but some systems can accommodate filters. 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.