{"product_id":"aquadyne-ad4000-filter","title":"Aquadyne AD4000 Filter Bead Filtration System with DynaMax Blower","description":"\u003ch2\u003eAquadyne AD4000 Pond Filter Built for Cleaner Water and Less Maintenance\u003c\/h2\u003e\n\n\u003cp\u003eTired of scrubbing, backwashing, and babysitting your filtration setup? The \u003cstrong\u003eAD4000\u003c\/strong\u003e keeps your water clear with almost no hands-on work, handling up to \u003cstrong\u003e85 pounds of fish\u003c\/strong\u003e in a compact footprint. Its \u003cstrong\u003eDynaMax blower\u003c\/strong\u003e does the heavy lifting, blasting trapped debris loose so a quick backwash flushes it all away. You get more time enjoying your fish and less time fussing over equipment. This model was previously known as the Classic Aquadyne 1.1B.\u003c\/p\u003e\n\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFish Load:\u003c\/strong\u003e Supports up to 85 pounds of fish with once-a-day feeding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-Cleaning Power:\u003c\/strong\u003e DynaMax blower loosens trapped debris so backwashing clears it out fast.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow Water Use:\u003c\/strong\u003e Backwashing takes only about 30 gallons at a time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFiltration Media:\u003c\/strong\u003e 1.1 cubic feet (40 lbs) of bead media for mechanical and biological filtration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePond Coverage:\u003c\/strong\u003e Rated for ponds up to 4000 gallons.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump Compatibility:\u003c\/strong\u003e Works with pumps rated 1,000 to 4,000 GPH, including submersible models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Rating:\u003c\/strong\u003e Runs at 0 to 1 psi at 2000 GPH on a clean cycled filter, with a 50 psi maximum.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy Plumbing:\u003c\/strong\u003e 1-1\/2\" ports throughout, with 3 pre-assembled schedule 80 unions included.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBest Fit:\u003c\/strong\u003e Ideal for indoor large volume aquariums, lab research setups, and alternative species exhibits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact Size:\u003c\/strong\u003e Measures just 18\"D x 38\"H for a small footprint.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr class=\"desc-sep\" style=\"display:block;width:100%;height:1px;border:none;background:#d1d5db;margin:2rem 0;\"\u003e\n\u003ch3\u003eHow the DynaMax Blower Keeps This Filter Cleaning Itself\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eDynaMax blower\u003c\/strong\u003e is what makes this filter so easy to live with. Instead of relying on water flow alone, it \u003cstrong\u003eaggressively agitates the debris\u003c\/strong\u003e collected in the media bed and lifts it into the water column.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuspends waste for easy removal\u003c\/strong\u003e so it flushes straight to waste during backwashing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUses only about 30 gallons per backwash\u003c\/strong\u003e with the blower engaged, keeping water waste low.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible with the Dyna-Max Air Assist option\u003c\/strong\u003e for even more cleaning power.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe result is a filter that stays efficient between cleanings without demanding constant attention.\u003c\/p\u003e\n\n\u003chr class=\"desc-sep\" style=\"display:block;width:100%;height:1px;border:none;background:#d1d5db;margin:2rem 0;\"\u003e\n\u003ch3\u003eBig Biological Filtration From the Aquadyne AD4000 Bead Filter\u003c\/h3\u003e\n\u003cp\u003ePacked inside is \u003cstrong\u003e1.1 cubic feet of bead media\u003c\/strong\u003e, weighing in at \u003cstrong\u003e40 pounds\u003c\/strong\u003e. That bead bed traps solids and hosts the beneficial bacteria that break down waste, giving you both mechanical and biological filtration in one tank.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupports up to 85 pounds of fish\u003c\/strong\u003e while feeding once per day.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1.1 cubic feet of media volume\u003c\/strong\u003e for strong particle capture and biological activity.\u003c\/li\u003e\n\u003cli\u003eRuns at just \u003cstrong\u003e0 to 1 psi at 2000 GPH on a clean cycled filter\u003c\/strong\u003e, so your pump works less.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr class=\"desc-sep\" style=\"display:block;width:100%;height:1px;border:none;background:#d1d5db;margin:2rem 0;\"\u003e\n\u003ch3\u003eWhere the Aquadyne AD4000 Model Filter Fits Best\u003c\/h3\u003e\n\u003cp\u003eThis system is well suited to \u003cstrong\u003emedium to moderately sized indoor large volume aquariums\u003c\/strong\u003e and more heavily stocked \u003cstrong\u003elaboratory research applications\u003c\/strong\u003e. It also performs well for medium to moderately sized aquatic environments used in \u003cstrong\u003ealternative species exhibits\u003c\/strong\u003e. Rated for ponds up to \u003cstrong\u003e4000 gallons\u003c\/strong\u003e, it delivers serious capacity in a package measuring just \u003cstrong\u003e18\"D x 38\"H\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003chr class=\"desc-sep\" style=\"display:block;width:100%;height:1px;border:none;background:#d1d5db;margin:2rem 0;\"\u003e\n\u003ch3\u003eFlexible Pump Options With the Aquadyne AD4000\u003c\/h3\u003e\n\u003cp\u003eMatch the filter to the pump you already have. The \u003cstrong\u003eAD4000\u003c\/strong\u003e works across a wide flow range and even pairs with submersible pumps with ease.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePump size range of 1,000 to 4,000 GPH\u003c\/strong\u003e for flexible setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorks with submersible pumps\u003c\/strong\u003e without added hassle.\u003c\/li\u003e\n\u003cli\u003eHandles up to \u003cstrong\u003e50 psi maximum pressure\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr class=\"desc-sep\" style=\"display:block;width:100%;height:1px;border:none;background:#d1d5db;margin:2rem 0;\"\u003e\n\u003ch3\u003eSimple Plumbing and Quick Connections Make Installation Easy\u003c\/h3\u003e\n\u003cp\u003eInstallation stays straightforward thanks to the included fittings. Every port uses \u003cstrong\u003e1-1\/2\" plumbing\u003c\/strong\u003e, and you get high quality quick disconnect unions right in the box.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3 pre-assembled schedule 80 unions\u003c\/strong\u003e with pre-mounted male adapters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSelf-sealing 1-1\/2\" unions\u003c\/strong\u003e for clean, leak-resistant connections.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/2\" plumbing on all ports\u003c\/strong\u003e for consistent flow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003chr class=\"desc-sep\" style=\"display:block;width:100%;height:1px;border:none;background:#d1d5db;margin:2rem 0;\"\u003e\n\u003ch3\u003eProduct Specs\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"overflow-wrap:anywhere;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003ctd\u003e94006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eAquadyne\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePreviously Known As\u003c\/th\u003e\n\u003ctd\u003eClassic Aquadyne 1.1B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePond Size Up To\u003c\/th\u003e\n\u003ctd\u003e4000 Gallons\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFish Load\u003c\/th\u003e\n\u003ctd\u003e85 Lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePump Size\u003c\/th\u003e\n\u003ctd\u003e1000 to 4000 GPH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlumbing Ports\u003c\/th\u003e\n\u003ctd\u003e1-1\/2\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePlumbing Accessories\u003c\/th\u003e\n\u003ctd\u003e3 ea. Self Sealing 1-1\/2\" Unions Included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHead Pressure\u003c\/th\u003e\n\u003ctd\u003e0 to 1 Psi at 2000 GPH on a clean cycled filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaximum Pressure\u003c\/th\u003e\n\u003ctd\u003e50 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMedia Volume\u003c\/th\u003e\n\u003ctd\u003e1.1 Cubic Feet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMedia Weight\u003c\/th\u003e\n\u003ctd\u003e40 Lbs.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAvg. Backwash\u003c\/th\u003e\n\u003ctd\u003e30 Gal.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions (DxH)\u003c\/th\u003e\n\u003ctd\u003e18\" x 38\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Aquadyne","offers":[{"title":"Default Title","offer_id":51576685232443,"sku":"94006","price":2783.75,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0745\/5028\/0507\/files\/aquadyne-ad4000-filter-front-view-with-dynamax-blower-white-background.webp?v=1787451799","url":"https:\/\/www.majestypond.com\/products\/aquadyne-ad4000-filter","provider":"Majesty Pond","version":"1.0","type":"link"}