{"product_id":"lees-original-undergravel-filter-1","title":"Lees Original Undergravel Filter-  48\" Long x 12\" Wide or 36\" Long x 15\" Wide (55 Gallons)- DS","description":"\u003cp\u003eLees Undergravel Filter is the key to providing a strong biological filtration system. Undergravel filters utilize your tank's gravel substrate as a filtering surface area while providing oxygen to help aerate your aquarium water.\u003c\/p\u003e\n\u003cp\u003ePlaced 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.\u003cbr\u003e\u003cbr\u003eThe advanced design allows separate plate installation and features an optional flow-thru setup, which can be used with a powerhead.\u003cbr\u003e\u003cbr\u003eNote: Must be attached to an air pump or powerhead (sold separately).\u003c\/p\u003e","brand":"Lee's","offers":[{"title":"Default Title","offer_id":43090428690691,"sku":"S13245","price":12200.0,"currency_code":"JPY","in_stock":false}],"url":"https:\/\/midleedesigns.com\/en-jp\/products\/lees-original-undergravel-filter-1","provider":"Midlee Designs","version":"1.0","type":"link"}