20 x 20 x 2 MERV 13 furnace / air conditioner filters. Ideal for use in homes and offices. Meets LEED green building requirements for indoor air quality. Case of 12 filters.Actual Dimensions19.625 x 19.625 x 1.75 For large volume orders please contact our Business Sales department at 1-877-852-6133. Lead times may vary due to the volume of your order.MERV 13Premium Quality18 Pleats per Lineal FootGQP Green Quality Pleats are ideally suited for the Green Building Councils latest LEEDMERV 13 Indoor Air Quality requirements for occupant health. GQPs have the addedbenefit of low initial cost and dont require any retrofitting to the HVAC system. The GQPPleated Filters are available in 1 2 and 4 depth. The electrostatically charged 100synthetic graduated density media is continuously bonded to a 30 gauge galvanizedcorrosion resistant expanded metal support grid with an effective open area of 96. The media is resistant to a wide range of chemicals does not absorb moisture and will notsupport microbial growth. The ultra low pressure drop ensures lower ongoing coststhough energy savings. The controlled pleat spacing maximizes surface area and dust holding capacity and isbonded to the enclosure frame to prevent dust bypass. The high dustloading prolongsfilter life thus reducing labor and landfill costs. The enclosure frame is constructed of high wet strength moisture resistant beverageboard. The diagonal support members of the frame are bonded to the entering and exitingapexes of e
