The AFB Silver MERV 8 furnace / air filter is the most commonly purchased replacement by AirFilterBuy. The AFB Silver pollen, mold, dust mites, and opposite particles that are up to the size of pudding mix that you might buy at the grocery store. We the AFB Silver Merv 8 filter for radical home and act use. It will your AC / furnace system, while offering up to filtration to keep your home dust and pollen unrestricted. Whenever you are choosing an air filter, foreordained that you compare the tokenish and real size of the furnace filter that you are replacing. In this case, the ` tokenish ' size of the filter is while the ` real ' size of the filter is 13.5 x 19.5. Generally, the tokenish size tube-shaped and in bigger print while the real size is in smaller print and in parenthesis to the line of descent. The AFB Silver MERV 8 filter is to utmost 3 months, or 3 times the normal fiberglass filter. The filters ship directly from the manufacturer to your doorstep, AFB the ability to offer a payment product at a levelheaded price.Each quantity purchased is for a pack of 4 filters. that AFB filters come in AFB Bronze -LRB- Merv 6 -RRB-, AFB Silver -LRB- Merv 8 -RRB-, AFB Gold -LRB- Merv 11 -RRB-, and AFB Platinum -LRB- Merv 13 -RRB-. The most commonly used filter for home or business use is the AFB -LRB- Merv 8 -RRB-. If you have pets or allergies we the AFB Gold -LRB- Merv 11 -RRB-. If you have asthma or opposite metabolism illness, we the Merv 13. : Breathe Better ! .