The best furnace filter options are the disposable pleated and disposable electrostatic filters, according to Bob Vila. The Family Handyman also lists disposable pleated filters with a MERV rating of 7 or 8 as a good compromise between efficiency and cost.Continue Reading
Disposable pleated filters remove small particles, which helps allergy sufferers, and they remain relatively inexpensive. MERV ratings are usually between 6 and 8 and the filters are made from polyester or cotton paper.
Disposable electrostatic filters have a MERV rating of 10 and are particularly good for households with pets. The primary cons of this type are expensive custom sizes and higher total cost if replaced regularly.Learn more about Heating & Cooling