18 by 20 Inch Filters
Case of 24 3M Filtrete Basic Flat Panel MPR100 Merv-2 Air Filter 18 By 20 By 1 Inch
SKU: DGKA-0142 UPC: 051141387659Our Price$136.80($5.70/each)List Price$170.16You Save$33.36 (20%)$136.80 $170.16Ships in 1 to 3 business days
Case of 12 AAF Flanders Fiberglass Air Filter 18 By 20 By 1 Inch
SKU: EBFA-8351 UPC: 031949150365 MPN: 118201Our Price$55.20($4.60/each)List Price$67.08You Save$11.88 (18%)$55.20 $67.08Ships in 1 to 3 business days- Case of 12
PPA EZ Flow II Fiberglass 30 Day Low Resistance Air Filter 18 x 20 x 1 Inch
SKU: UJLB-7877 UPC: 641590001222Our Price$60.00($5.00/each)List Price$74.28You Save$14.28 (19%)$60.00 $74.28Ships in 4 to 7 business days 
Case of 12 PPA Naturalaire Standard Pleated Merv-8 90 Day Electrostatic Air Filter 8 x 20 x 1 Inch
SKU: ULCB-6281 UPC: 719218182018Our Price$92.40($7.70/each)List Price$109.08You Save$16.68 (15%)$92.40 $109.08Ships in 4 to 7 business days
Case of 4 3M Filtrete Allergen And Dust Defense MPR-1000 Merv-11 Air Filter 18 By 20 By 1 Inch
SKU: UKAB-1216 UPC: 051141909783Our Price$69.20($17.30/each)List Price$81.16You Save$11.96 (15%)$69.20 $81.16Ships in 4 to 7 business days