High Efficiency Furnace Filters Merv Rating

A recent innovation in air filters permits high merv ratings.

High efficiency furnace filters merv rating.

Conversely a high merv rating indicates that the filter does a good job of removing particulates from the air. Most people go with a merv 8 filter. Using an air filter with a merv rating higher than what your furnace or air. When selecting the right filter for your application higher is not always better.

Merv filter ratings and efficiency. By installing an air filter with a high merv rating two things happen. The american society of heating refrigeration and air conditioner engineers ashare recommends a merv 6 or higher. An air filter s merv rating is a scale from 1 16 that describes the minimum efficiency of the air filter.

First and foremost your air becomes cleaner which can help improve the longevity of your hvac system. Most residential areas can remove contaminants with merv 8 to 13 while most. But for most households a merv 7 or 8 filter might be the sweet spot between performance and cost. Merv 17 through merv 20 filters are typically used in surgical operating rooms clean rooms and other contexts that require absolute cleanliness.

However high merv filters offer superior filtration trapping everything from construction dust and tobacco smoke to bacteria. The higher the merv rating the more efficient the filter and the more a filter can catch harmful pollutants. Merv stands for minimum efficiency reporting value and is a measure of how well a filter removes particulates from the air.