High Efficiency Furnace Filters Merv Rating

The higher the merv rating the more efficient the filter and the more a filter can catch harmful pollutants.

High efficiency furnace filters merv rating.

Merv stands for minimum efficiency reporting value and is a measure of how well a filter removes particulates from the air. Most residential areas can remove contaminants with merv 8 to 13 while most. If your family has health or allergy issues then you may want to look for a high efficiency filter that s merv 11 or higher. Merv filter ratings and efficiency.

Using an air filter with a merv rating higher than what your furnace or air. Merv 17 through merv 20 filters are typically used in surgical operating rooms clean rooms and other contexts that require absolute cleanliness. By installing an air filter with a high merv rating two things happen. An air filter s merv rating is a scale from 1 16 that describes the minimum efficiency of the air filter.

When shopping for furnace air filters don t confuse merv with other rating systems that may. The american society of heating refrigeration and air conditioner engineers ashare recommends a merv 6 or higher. First and foremost your air becomes cleaner which can help improve the longevity of your hvac system. A low merv rating means that the filter does not remove as many particulates from the air.

Most people go with a merv 8 filter. But for most households a merv 7 or 8 filter might be the sweet spot between performance and cost. When selecting the right filter for your application higher is not always better.