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25"x60" Prefilter Sock (Fits 12"-15" Duct) (2/CS) 25"x60" Prefilter Sock (Fits 12"-15" Duct) (2/CS)
Our Price: $82.12
36"x45" AFC Prefilter Sock (8/CS) 36"x45" AFC Prefilter Sock (8/CS)
Our Price: $287.91
36"x45" AFC Prep Prefilter Sock (6/CS) 36"x45" AFC Prep Prefilter Sock (6/CS)
Our Price: $216.00
36"x60" Spraybake Prefilter Sock (Fits 24" Duct) (2/CS) 36"x60" Spraybake Prefilter Sock (Fits 24" Duct) (2/CS)
Our Price: $91.22
48"x60" Spraybake Prefilter Sock (fits 30" duct) (2/CS) 48"x60" Spraybake Prefilter Sock (fits 30" duct) (2/CS)
Our Price: $111.15
   
 
Sock Filters

Designed to filter intake or incoming air and extend the life of the more expensive ceiling filters. Available in various sizes for every application.