18x20x1 Merv 13 Pleated AC Furnace Air Filters by Glasfloss Industries. 6 Pack

18x20x1 Air Filter for A/C or Furnace.  
Actual Size: 17-3/8 x 19-1/2 x7/8.  
Filter Rating: MERV 13 | FPR 10 | MPR 2200.  
Sold in Packs of 6.  

For your furnace or air conditioner, the 18x20x1 MERV 13 air filter efficiency ratings make these filters an excellent upgrade from disposable filters and ordinary pleated filters in applications such as homes, hospitals, laboratories and pharmaceutical plants, commercial office buildings, and in any system in which a higher degree of clean air is required. This A/C furnace filter will remove very small particles from the air in your home, as well as potential allergens like mold, pet dander, bacteria—even particles that carry viruses.

MERV 13 Specifications:
• ASHRAE tested as required by LEED guidelines.
• Meets LEED Green Building criteria for minimum efficiency
• Heavy Duty Beverage Board Frame - Moisture resistant, sturdy frame material stands up to rough handling, difficult service conditions, long service life.
• Low initial resistance also helps to promote low energy consumption
• Consistent pleat shape produces optimum performance, minimizes resistance and improves dirt loading characteristics throughout the life of the filter.
• Expanded metal pleat support grid is made of galvanized steel for maximum rust resistance.
• Our MERV 13 filters will not rack, warp or bend under normal handling or operating conditions.
• Water-Repellent Adhesive – Adheres Even When Wet. The adhesive used to bond the frame and media pack into a unitized assembly is highly water repellent. The pleats hold together even when wet. No delaminating, no excessive buckling, no collapsing.
• Industry applications: Pre-filtration for hospitals, general health care facilities, food processing plants, telecommunications, pharmaceutical and semi-conductor manufacturing, etc.
• 100% Synthetic Media Pack Support Member, Galvanized Steel Pleat Support Grid, Water-Repellent Adhesive, Double Wall Frame.