4" O.D. Filters - C-4313DF4" O.D. Filters - C-4313DFAvailability: 10 in stockSKU: C-4313DFManufacturer part number: C-4313DF $5.04 Qty: Add to cart Custom wishlist OKAdd to wishlistAdd to compare listEmail a friendPart Number / SKU: C-4313DFProduct: 4" O.D. Filters - C-4313DFCategory: Filter Cartridges >> 4" O.D. FiltersProduct tags hot tub parts (7713), C-4313DF (1)