Higher rated filters allow less air to flow through though and can force your furnace to work harder and possibly malfunction. A MERV rating between eight and 11 is adequate for most homes. To be safe, you should check if your furnace manufacturer has a maximum MERV rating your model of furnace can use.
Is there really a difference in furnace filters?
Air filters are all the same.
Not only do filters remove dust allergens, mold spores, and other contaminants from the air your family breathes, they also filter out fine dirt particles that can degrade the performance of the HVAC system itself. It’s true! All air filters are not the same!
Are some furnace filters better than others?
Furnace filters not only prevent the system from getting clogged up with dust and debris but also clean the air in your home. More expensive filters will cost more not only at the register but also when paying energy bills. Conversely, the more expensive one will filter more and provide better air quality.
Do higher quality air filters make a difference?
Yes, in general, the more expensive air filters are more effective, but a single person with no pets and allergies might not need as much filtration as a family of five with three pets and a child with asthma. Also consider how long your air filter will last.
Is there really a difference between air filters?
The short answer is, no, they’re not all the same. In fact, there are many different types of air filters available and choosing the right one can make a real difference in the lifespan of your HVAC system. … You see, the higher the MERV rating, the more the filter restricts air flow.
Which type of furnace filter is best?
1. HEPA Filters. High-efficiency particulate air (HEPA) filters are recommended by the U.S. Department of Health because they are able to remove at least 99.97% of airborne allergens and pollutants — including mold spores and dust that are as small as 0.3 microns.
Does furnace filter brand matter?
As long as you purchase the same SIZE of filter, it doesn’t matter what BRAND you use.
Do more expensive air filters work better?
Expensive air filters give you more surface area to filter particulate matter. … All dimensions being equal, a filter with a higher MERV rating and more pleats per inch will have the same or better air flow than the same filter with a lower MERV rating and fewer pleats.
Can a furnace filter be too restrictive?
All furnace filters have a MERV rating which indicates filter efficiency. … The makeup of these high-efficiency filters can be too restrictive for the unit, creating a barrier to good airflow. The HVAC system may struggle to pass air through the air filter and expend more energy in its attempts.
Is it better to buy cheap air filters?
Cheap fiberglass filters are designed to stop dust, debris and hair from gunking up the system. While they do little to filter out allergens and other irritants, using them keeps your HVAC system clean and efficient. … They can add more resistance to airflow, which makes the system more expensive to operate.
Does it matter what air filter you use for your house?
The best filters have an MPR between 1,500 and 1,900. FPR: Home Depot uses its own rating system, on a scale of 1 to 10, called the Filter Performance Rating. The higher the number, the better it filters. HEPA: Fitting a furnace with a HEPA filter can reduce the amount of dust blown through the heating system.
Does air filter in house matter?
Not only can home air filtration be a matter of life and death for those who suffer from a multitude of respiratory conditions, but even those considered normal and healthy can benefit from a cleaner, dust-free, and allergen-free air.
What MERV rating does Rheem recommend?
4. What MERV rating does Rheem recommend? Rheem recommends filters of MERV 8 and above. This MERV level is strong enough to remove substances like pollen, dust mites, dust and pet dander from the air.
Does a clean air filter make a difference in home?
First of all, a clogged air filter can cause extensive damage to your system. … Secondly, changing the air filter in your system ensures cleaner, fresher, healthier air. This is better for everyone in your home, particularly children and the elderly, and most especially for those suffering from allergies and/or asthma.