BestAir XPANDA 16 in. W X 28 in. H X 4 in. D 13 MERV Pleated Air Filter, B & K, Mfr#: AXP-413-13R-2$58.79+
AAF Flanders Pre-Pleat 20 in. W X 20 in. H X 4 in. D Synthetic 8 MERV Pleated Air Filter, Precisionaire, Mfr#: 80055.042020$17.15+
High Capacity Pleated Air Filter, MERV 8, Self-Supported, 25Wx20Hx2D, Global Industrial, Mfr#: B2318761$9.15+
AAF Flanders NaturalAire 12 in. W X 18 in. H X 1 in. D Synthetic 8 MERV Pleated Air Filter, Precisionaire, Mfr#: 84858.011218$10.85+
AAF Flanders NaturalAire 24 in. W X 36 in. H X 1 in. D Pleated 8 MERV Pleated Air Filter, Precisionaire, Mfr#: 84858.012436$15.19+