4 inch Bug Screen w/ Active Carbon Insert
Active carbon inserts proven to catch all bugs, mold and mildew. Minimal air flow restriction. Easily slips on and off inline fans. Mildew and UV resistant. Custom fit 4, 6, 8, 10 aand 12 inch sizes.
Active carbon inserts proven to catch all bugs, mold and mildew. Minimal air flow restriction. Easily slips on and off inline fans. Mildew and UV resistant. Custom fit 4, 6, 8, 10 aand 12 inch sizes.