{"product_id":"shark-bead-15-filtration-sous-pression-pour-bassin-jusque-75m-aquatic-science","title":"Shark Bead 25 - Pressure filtration for ponds up to 75M³ - Aquatic Science","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #00aaff;\" data-mce-style=\"color: #00aaff;\" data-mce-fragment=\"1\"\u003eThe Shark Bead is a pressure filter providing mechanical and biological treatment of ornamental or swimming pond water. It contains a substrate composed of floating plastic beads, whose specific shape allows bacterial overdevelopment. The \"good\" bacteria will settle around these beads to form the biofilm. This bacterial development prevents waste, even the finest.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #00aaff;\" data-mce-style=\"color: #00aaff;\" data-mce-fragment=\"1\"\u003eSuitable for ponds of less than 25 m³ with fish (20 adult koi)\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cstrong\u003e\u003cspan style=\"color: #00aaff;\" data-mce-style=\"color: #00aaff;\"\u003eWe sell this filtration system as a complete kit with choice of UV device. To be discussed by email at support@foudebassin.com\u003c\/span\u003e\u003c\/strong\u003e \u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\u003c\/ul\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/SHARK15B_1024x1024.png?v=1628946460\" style=\"display: block; margin-left: auto; margin-right: auto;\" data-mce-style=\"display: block; margin-left: auto; margin-right: auto;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/SHARK15B_1024x1024.png?v=1628946460\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\n\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/SHARK25_480x480.png?v=1628948882\" width=\"480x480\" height=\"480x480\" style=\"float: left;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/SHARK25_480x480.png?v=1628948882\" data-mce-fragment=\"1\"\u003e\u003cbr\u003e \u003cbr\u003eWater enters the tank via a pump. It then rises through the balls colonized by bacteria, then passes through the strainers and progresses to the multi-way valve and then returns to the pool. The high-flow booster, mounted on a non-return valve, is useful when cleaning the filter.\u003c\/div\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eHow does mechanical filtration work?\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e Decantation removes the largest suspended particles (\u0026gt;50μ). The finest particles (\u0026gt;20μ) are retained in the beads thanks to the network created by the bacterial biofilm. This is called bio-absorption. This network developed on a microscopic scale retains the majority of waste, even those invisible to the naked eye.\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eHow does biological purification work?\u003c\/strong\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003eThe bacteria growing on the surface of the beads form a biofilm that transforms toxic nitrogenous waste (ammonia, nitrite) into nitrates. When mature, this biofilm develops into a compact \"magma\". Biological purification is then optimal and the denitrification necessary to combat algae can take place. Filtration substrate for Shark Bead (12.5 Kg\/25L)\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cstrong data-mce-fragment=\"1\"\u003eCentrifugal prefilters\u003cbr data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e The polyvortex is a real water \"dust collector\". It reduces the maintenance of the main filter, which will need to be rinsed less frequently and will \u003cspan data-mce-fragment=\"1\"\u003eonly require a few liters of water.\u003c\/span\u003e \u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"text-align: left;\" data-mce-style=\"text-align: left;\" data-mce-fragment=\"1\"\u003e\u003cimg height=\"240x240\" width=\"240x240\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/CENTRIFUGE_240x240.png?v=1628943344\" style=\"float: left;\" data-mce-style=\"float: left;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/CENTRIFUGE_240x240.png?v=1628943344\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003eThe device works on the principle of centrifugal filtration. The water is sent under pressure into multiple “hydro cyclones” that generate a significant centrifugal effect. The sediments settle in the center of the vortex and accumulate in a transparent collector cleaned by simple emptying, without any other intervention on the operation of the filtration. The clean water rises to follow the original path to the main filter. The polyvortex is placed directly behind the pump, using the pressure to create the mini vortices. It consumes very little water and does not need to be powered by electricity.\u003c\/p\u003e\n\n\u003cul data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Polyvortex 63 mm inlet and outlet connection.\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e The drain is 1'' to be glued (F 32 mm or M 40 mm adaptable).\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Flow rate: max. 30 m3\/h – Min. 3 m3 \/h\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e\n\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n \u003cp data-mce-fragment=\"1\"\u003e\u003cem data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003cspan style=\"color: #00aaff;\" data-mce-style=\"color: #00aaff;\" data-mce-fragment=\"1\"\u003eHow to ensure effective pressure filtration?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/em\u003e\u003cbr data-mce-fragment=\"1\"\u003e To do this, there are 5 essential points: \u003c\/p\u003e\n\n\u003cdiv style=\"text-align: right;\" data-mce-style=\"text-align: right;\" data-mce-fragment=\"1\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/SHARK_15A_600x600.png?v=1628946429\" style=\"float: right;\" data-mce-style=\"float: right;\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/files\/SHARK_15A_600x600.png?v=1628946429\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e\n\n\u003col data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e The pump: provide a pump to ensure good circulation and compensate for network pressure losses\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Effective pre-filtration with a polyvortex as shown in the diagram and on page 39. Please note that this pre-filter, which is very effective in eliminating waste down to 0.05 mm, can very quickly become clogged in the event of heavy pollution.\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Bacterial and mechanical filtration thanks to the Shark Bead filter\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e UV filtration to ensure water transparency and the elimination of germs and algae\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Hydraulics, to have good hydraulics, it is necessary to pay attention to the following 3 points:\u003c\/li\u003e\n\n\u003col data-mce-fragment=\"1\"\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Provide an adequate number of suction and discharge points corresponding to the flow rate\u003c\/li\u003e\n\n \u003cli data-mce-fragment=\"1\"\u003ePosition these suction and discharge points so as to ensure good water circulation.\u003c\/li\u003e\n\n\u003cli data-mce-fragment=\"1\"\u003e Use pipes with a diameter suitable for the flow of water to be transported\u003c\/li\u003e\n\n\n\u003c\/ol\u003e\n\n\n\u003c\/ol\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cem data-mce-fragment=\"1\"\u003e* Beyond the recommended nominal volume, confirmation from Aquatic Science is necessary before validating the choice of filtration.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003cp data-mce-fragment=\"1\"\u003e \u003cem data-mce-fragment=\"1\"\u003e** Each skimmer, drain, discharge must be supplied individually to limit pressure losses and allow regulation at the distributors and collectors. For discharge nozzles, in order to achieve flow rates greater than 5 m3 \/h, it is necessary to either remove the ball joint or choose a nozzle sized for a higher flow rate.\u003c\/em\u003e \u003c\/p\u003e\n\n\u003cdiv style=\"text-align: right;\" data-mce-style=\"text-align: right;\" data-mce-fragment=\"1\"\u003e\u003c\/div\u003e","brand":"Aquatic Science","offers":[{"title":"Shark Bead 25 alone","offer_id":39484481372273,"sku":"FSPSHB110E","price":4199.95,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0009\/9221\/5099\/products\/aquatic-science-shark-bead-25-filtration-sous-pression-pour-bassin-jusque-75m-aquatic-science-28863200198769.jpg?v=1628950106","url":"https:\/\/www.foudebassin.com\/en-lu\/products\/shark-bead-15-pressurized-filtration-for-pond-up-to-75m-aquatic-science","provider":"FOUDEBASSIN.COM","version":"1.0","type":"link"}