Purafilter Air Filter 4-Pack — 12in.L x 18in.W, Model# 21216

{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "200474488", "externalIdentifier": { "partNumber": "20812" } }, "description": [{ "fullImage": "/images/product/images/20812_med.jpg", "shortDescription": "Purafilter Air Filter 4-Pack — 14in.L x 18in.W, Model# 41414", "longDescription": "This Purafilter Air Filter reduces pollen, dust, sand, pet dander and other air born allergens with increased performance thanks to DuPont™ science. U.S.A." }], "offerPrice": "Only $34.99", "wasPrice": "", "salePrice": "", "productRating": "", "productNumRatings": "0" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_200474488_200474488" }

{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "200476063", "externalIdentifier": { "partNumber": "21341" } }, "description": [{ "fullImage": "/images/product/images/21341_med.jpg", "shortDescription": "Purafilter Air Filter 4-Pack — 18in.L x 30in.W, Model# 83012", "longDescription": "This Purafilter Air Filter reduces pollen, dust, sand, pet dander and other air born allergens with increased performance thanks to DuPont™ science. U.S.A." }], "offerPrice": "Only $49.99", "wasPrice": "", "salePrice": "", "productRating": "", "productNumRatings": "0" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_200476063_200476063" }

{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "200476062", "externalIdentifier": { "partNumber": "21340" } }, "description": [{ "fullImage": "/images/product/images/21340_med.jpg", "shortDescription": "Purafilter Air Filter 4-Pack — 18in.L x 25in.W, Model# 82510", "longDescription": "This Purafilter Air Filter reduces pollen, dust, sand, pet dander and other air born allergens with increased performance thanks to DuPont™ science. U.S.A." }], "offerPrice": "Only $34.99", "wasPrice": "", "salePrice": "", "productRating": "", "productNumRatings": "0" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_200476062_200476062" }

{"catalogEntry": { "catalogEntryIdentifier": { "uniqueID": "200476061", "externalIdentifier": { "partNumber": "21339" } }, "description": [{ "fullImage": "/images/product/images/21339_med.jpg", "shortDescription": "Purafilter Air Filter 4-Pack — 18in.L x 24in.W, Model# 82411", "longDescription": "This Purafilter Air Filter reduces pollen, dust, sand, pet dander and other air born allergens with increased performance thanks to DuPont™ science. U.S.A." }], "offerPrice": "Only $34.99", "wasPrice": "", "salePrice": "", "productRating": "", "productNumRatings": "0" }, "catalogEntryURL": "http://www.northerntool.com/shop/tools/product_200476061_200476061" }