Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 10 X 20 X 2"" MERV 11 Standard Capacity p/n 102-499-011 KOCH™ FILTER 102-499-011 MERV 11 STD. CAPACITY XL11 PLEATED PANEL EXT. SURFACE 10""W X 20""H X 2""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM STANDARD... MSRP: $9.95 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 12 X 24 X 1"" MERV 11 High Capacity p/n 102-500-002 KOCH™ FILTER 102-500-002 MERV 11 HIGH CAPACITY XL11 PLEATED PANEL EXTENDED SURFACE 12""W X 24""H X 1""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM... MSRP: $9.39 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 12 X 24 X 2"" MERV 11 High Capacity p/n 102-500-012 KOCH™ FILTER 102-500-012 HIGH CAP. XL11 PLEATED PANEL EXT. SURFACE 12""W X 24""H X 2""D MERV 11 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW... MSRP: $10.17 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 12 X 24 X 2"" MERV 11 Standard Capacity p/n 102-499-012 KOCH™ FILTER 102-499-012 MERV 11 STD. CAPACITY XL11 PLEATED PANEL EXT. SURFACE 12""W X 24""H X 2""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM STANDARD... MSRP: $8.94 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 14 X 20 X 1"" MERV 11 High Capacity p/n 102-500-003 KOCH™ FILTER 102-500-003 MERV 11 HIGH CAPACITY XL11 PLEATED PANEL EXTENDED SURFACE 14""W X 20""H X 1""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM... MSRP: $9.04 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 20 X 1"" MERV 11 High Capacity p/n 102-500-006 KOCH™ FILTER 102-500-006 HIGH CAP. XL11 PLEATED PANEL EXT. SURFACE 16""W X 20""H X 1""D MERV 11 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW... MSRP: $8.26 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 20 X 1"" MERV 11 Standard Capacity p/n 102-499-006 KOCH™ FILTER 102-499-006 STD. CAP. XL11 PLEATED PANEL EXT. SURFACE 16""W X 20""H X 1""D MERV 11 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW... MSRP: $7.91 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 20 X 2"" MERV 11 High Capacity p/n 102-500-016 KOCH™ FILTER 102-500-016 HIGH CAP. XL11 PLEATED PANEL EXT. SURFACE 16""W X 20""H X 2""D MERV 11 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW... MSRP: $10.17 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 20 X 2"" MERV 11 Standard Capacity p/n 102-499-016 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW PRESSURE DROP. SUPERIOR EFFICIENCY. HIGH DUST HOLDING CAPACITY. MSRP: $8.82 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 20 X 4"" MERV 11 Standard Capacity p/n 102-499-025 KOCH™ FILTER 102-499-025 MERV 11 STD. CAPACITY XL11 PLEATED PANEL EXT. SURFACE 16""W X 20""H X 4""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM STANDARD... MSRP: $18.37 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 25 X 1"" MERV 11 High Capacity p/n 102-500-007 KOCH™ FILTER 102-500-007 MERV 11 HIGH CAPACITY XL11 PLEATED PANEL EXTENDED SURFACE 16""W X 25""H X 1""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM... MSRP: $9.39 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 25 X 1"" MERV 11 Standard Capacity p/n 102-499-007 KOCH™ FILTER 102-499-007 STD CAPACITY XL11 PLEATED PANEL EXT SURFACE 16W X 25H X 1D MERV 11 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW... MSRP: $8.82 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 25 X 2"" MERV 11 High Capacity p/n 102-500-017 KOCH™ FILTER 102-500-017 MERV 11 HIGH CAPACITY XL11 PLEATED PANEL EXTENDED SURFACE 16""W X 25""H X 2""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM... MSRP: $11.08 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 25 X 4"" MERV 11 High Capacity p/n 102-500-026 KOCH™ FILTER 102-500-026 MERV 11 HIGH CAPACITY XL11 PLEATED PANEL EXTENDED SURFACE 16""W X 25""H X 4""D FEATURES UL STYLE""MARGIN-TOP0PX; PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" UPGRADE FROM... MSRP: $23.18 Add to Cart The item has been added Compare
Quick view Add to Wishlist Koch Filter Corporation Koch Filter™ XL11 Pleated Filter 16 X 25 X 4"" MERV 11 Standard Capacity p/n 102-499-026 KOCH™ FILTER 102-499-026 STD CAPACITY XL11 PLEATED PANEL EXT SURFACE 16W X 25H X 4D MERV 11 UPGRADE FROM STANDARD PLEATED FILTERS. MERV 11 EFFICIENCY RATING. DUAL LAYERED FILTER MEDIA. LOW... MSRP: $20.63 Add to Cart The item has been added Compare