{"product_id":"lees-original-undergravel-filter-aquarium-filters-undergravel-36-long-x-12-wide-30-gallons","title":"12\" (30 x Lees Filters 36\" Wide Filter Original [Aquarium, Gallons) Undergravel Undergravel] Long","description":"\u003cp\u003eLees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tanks gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water. * Provides biological filtration and aeration to aquarium * Includes airline diffusers, carbon cartridges, Discard-A-Stone and fish-saver feature * For use in fresh and saltwater aquariums Placed on the bottom surface of the aquarium, the filter plates utilize the gravel bed as a source of surface area for bio-filtration and provide oxygen by recirculating the water down through the media and up through the uplift tubes. The advanced design allows separate plate installation and features optional flow-thru setup, which can be used with a powerhead. Adjustable 1\" uplift tubes provide superior water circulation. The filter is made of special, premium quality plastic which resists splitting and cracking. Note: Must be attached to an air pump or powerhead (sold separately).\u003c\/p\u003e","brand":"saitokagu.com","offers":[{"title":"Default Title","offer_id":43516102508592,"sku":"saitokagu.com129823","price":14.84,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0689\/9348\/2800\/files\/994AA562-73DA-86C9-091A-FC190CE32B62.webp?v=1787374541","url":"https:\/\/www.saitokagu.com\/products\/lees-original-undergravel-filter-aquarium-filters-undergravel-36-long-x-12-wide-30-gallons","provider":"saitokagu.com","version":"1.0","type":"link"}