Find Reviews and Compare Prices for:       All ProductsFilters     0.0 (0)   Add a review Well Cover O-Ring for Fluval 303 403 Canister Filter   Replacement O-Ring that fits around the impeller well cover of the Fluval 303/403 filters. Have a question? Just Ask! Member Reviews Compare Prices Product Spec Send to a friend Set Price Alert Searched Well Cover O-Ring for Fluval 303 403 Canister Filter in 150 stores, 2 results found Image Description   Store   Price Fluval Impeller Seal Ring for Canister Filters, 60-Millimeter If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   2 Store Reviews   $2.25 Go to Store Fluval Impeller Seal Ring for Canister Filters, 60-Millimeter If this item doesn't belong here, click Remove and help us keep our results accurate.   Amazon.com   2 Store Reviews   $28.98 (used) Go to Store You can also search these stores   Find this product on eBay   eBay   5 Store Reviews   Search on eBay Are we missing a store? Let us know! Something wrong in this page? Let us know! Related products: More Replacements & Accessories Filters Other Filters internal use: spec351