Overview Reviews Similar Products Product Description Filbur FC-3920 33 Sq Ft O. D. 6" Length 9" Top 1 15/16" Bottom 1 15/16" Replaces: Unicel C-6433 C6433 PLEATCO PWK35 ALADDIN 13303 Watkins 33 HOT SPRINGS SPAS : 31250 Location: SF4R2B11 Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view FC2120 - O. D. 7" x Length 14" - 33 Sq Ft $43.00 $38.95 Add to Cart Quick view FC0820 - O. D. 7" x Length 33" - 145 Sq Ft $122.00 $105.95 Add to Cart Quick view FC3310 - O. D. 8" x Length 9" - 50 Sq Ft $46.85 $42.95 Add to Cart