{"title":"RO Membranes","description":"\u003ch1\u003eRO Membranes For\nAquariums \u0026amp; Ponds \u003c\/h1\u003e\u003cp\u003eIf you’re installing a pond in your back garden or if you own a large aquarium, then reverse osmosis membranes are a fantastic filtering option for your fish. \u003c\/p\u003e\n\u003cp\u003eReverse osmosis works by pushing water through a semipermeable membrane but blocking any contaminants that can be found within a water supply.  They are incredibly effective, removing 90-99% of contaminants in water.\u003c\/p\u003e\n\u003cp\u003eRO membranes are a great option for fish aquariums and ponds because of their ability to control algae growth, reduce harmful chemical contaminants, and filter solids and sediments. \u003c\/p\u003e\n\u003ch2\u003eFinerfilters RO Membrane Selection\u003c\/h2\u003e\n\u003cp\u003eWe provide a variety of RO membranes and membrane housing that can be applied to any pond, reef, or aquarium you have. Check out some of our RO membrane offerings and accessories we have in stock: \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e4040 RO Membranes -\u003c\/strong\u003e  These RO membranes can handle a larger quantity of water at a greater flow rate, making them an ideal choice for garden ponds. They effectively remove solids and dissolved materials in water, all while retaining a high rejection rate of as high as 98%.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e400\/300\/200 GPD RO Membranes -\u003c\/strong\u003e These membranes are created for low-salinity water like tap water and well reserves that are used for tanks and aquariums. They have a minimum rejection rate of 94%, averaging out at a stable rate of 95%, ensuring thorough filtering for your fish. \u003c\/p\u003e\n\u003cp\u003eThese filters only differ in their GPD (gallons per day) filtered. You can choose the right size for your fish pond or aquarium. Each of our RO membranes should be replaced every 1-2 years, depending on the hardness of your water.\u003c\/p\u003e\n\u003ch2\u003eOrder Online With Finerfilters Today\u003c\/h2\u003e\n\u003cp\u003eFast and efficient standard \u003ca href=\"\/pages\/delivery-policy\"\u003edelivery\u003c\/a\u003e is available for orders in the UK mainland, with many international delivery options also available worldwide.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/pages\/contact\"\u003eContact us\u003c\/a\u003e today by calling \u003ca href=\"tel:01704807600\"\u003e01704 807600\u003c\/a\u003e to speak with one of our experts about purchasing the best aquarium water filters for you. Check out our online blog and \u003ca href=\"https:\/\/www.youtube.com\/channel\/UCf38imBSv7nzbZvZVLv6hGQ\"\u003evideos\u003c\/a\u003e for tips and tricks on how to install some of our water filters.\u003c\/p\u003e","products":[{"product_id":"3-stage-compact-reverse-osmosis-unit","title":"3 Stage Compact RO System For Aquarium Reverse Osmosis Unit","description":"\u003cp id=\"WACGYB0\"\u003e\u003cstrong\u003eThe Finerfilters 3 Stage Compact RO is supplied with;\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e1 x 3 Stage RO Unit (including Inline Sediment and Carbon filter)\u003cbr\u003e1 x 50\/75\/100 GPD RO Membrane\u003cbr\u003e1 x Waste Water Clamp\u003cbr\u003e1 x Membrane Housing Spanner\u003cbr\u003e1 x Mains Pipe Connector\u003cbr\u003e1 x Garden Tap Connector\u003cbr\u003e1 x Length of 1\/4\" RO Tubing\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e This system requires a minimum of 40 PSI or 3 Bar to work. Reverse Osmosis systems \"waste water to make water\", this is normal and the same with all RO systems. You can expect a pure-to-waste ratio of around 1:3 under optimal conditions.\u003c\/p\u003e","brand":"Finerfilters","offers":[{"title":"50 Gallons Per Day","offer_id":56193534067063,"sku":"RO-SYST-COMP3-50","price":34.99,"currency_code":"GBP","in_stock":true},{"title":"75 Gallons Per Day","offer_id":56193534099831,"sku":"RO-SYST-COMP3-75","price":38.99,"currency_code":"GBP","in_stock":true},{"title":"100 Gallons Per Day","offer_id":56193534132599,"sku":"RO-SYST-COMP3-100","price":44.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/3_stage_ro-h_system_aquatics_100gpd._2.jpg?v=1763355420"},{"product_id":"4-stage-compact-rodi-reverse-osmosis-system","title":"4 Stage Compact RODI System - Aquarium RO Unit with Inline DI Resin Chamber","description":"\u003cp dir=\"ltr\"\u003eProduce crystal-clear, zero-TDS water at home with our compact 4-stage reverse osmosis system. This plug-and-play unit is designed for aquariums, \u003ca href=\"\/collections\/window-cleaning-water-filters\"\u003ewindow cleaning\u003c\/a\u003e, and domestic use, great for \u003ca href=\"\/collections\/fish-tank-water-filters\"\u003efishkeepers\u003c\/a\u003e and anyone needing pure water on demand.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eSign up for a Finerfilters account to track orders, save your favourite products, and reorder in just a few clicks.\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003eAbout This Compact 4-Stage RODI System\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003eThis system combines sediment and carbon pre-filtration with a reverse osmosis membrane and an inline DI resin chamber to deliver outstanding water purity. \u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eIt removes \u003ca href=\"\/collections\/chlorine-water-filters\"\u003echlorine\u003c\/a\u003e, \u003ca href=\"\/collections\/chloramine-water-filters\"\u003echloramine\u003c\/a\u003e, \u003ca href=\"\/collections\/heavy-metals-water-filters\"\u003eheavy metals\u003c\/a\u003e, and other impurities that can harm aquatic life or leave streaks during cleaning.\u003c\/p\u003e\n\u003cp\u003eThe system comes ready to install, and with all the required accessories included, such as:\u003c\/p\u003e\n\u003cp\u003e\u003c!-- [if !supportLists]--\u003e●      \u003c!--[endif]--\u003eRO tubing\u003c\/p\u003e\n\u003cp\u003e\u003c!-- [if !supportLists]--\u003e●      \u003c!--[endif]--\u003eTubing fittings\u003c\/p\u003e\n\u003cp\u003e\u003c!-- [if !supportLists]--\u003e●      \u003c!--[endif]--\u003eGarden tap connector\u003c\/p\u003e\n\u003cp\u003e\u003c!-- [if !supportLists]--\u003e●      \u003c!--[endif]--\u003eWaste-water clamp\u003c\/p\u003e\n\u003cp\u003e\u003c!-- [if !supportLists]--\u003e●      \u003c!--[endif]--\u003eMembrane housing panner\u003c\/p\u003e\n\u003ch3\u003eThe RODI System’s Four Stages\u003c\/h3\u003e\n\u003col start=\"1\" type=\"1\"\u003e\n\u003cli\u003eThe sediment pre-filter removes sand, rust, silt, and other large particulates, protecting the downstream components.\u003c\/li\u003e\n\u003cli\u003eThe carbon block filter reduces the chlorine, chloramines, and organic chemicals in the water, improving its taste and protecting the RO membrane.\u003c\/li\u003e\n\u003cli\u003eThe RO membrane filters out dissolved solids, heavy metals, and microscopic contaminants all the way down to 0.0001 µm.\u003c\/li\u003e\n\u003cli\u003eThe inline DI resin chamber removes the remaining charged ions to produce very pure water with near-zero TDS.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eAt 50 GPD, the unit can produce approximately 185 litres per day, 275 litres of 75 GPD, and 370 litres a day at 100 GPD.\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003eWhy Choose Finerfilters?\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003eWe’re one of the UK’s leading names in home and aquarium filtration, trusted by thousands of customers across the UK and internationally.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eEach of our kits comes complete with fittings, tubing, and connectors, including a garden tap and mains pipe adapter, so you can start producing RO water straight away. \u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eWith filters that typically last up to six months and membranes that last 1–3 years depending on water hardness, you’ll get great long term use out of our products.\u003c\/p\u003e\n\u003cp dir=\"ltr\"\u003eAnd with a UK-based support team ready to help, every order is backed by fast dispatch and a dependable service.\u003c\/p\u003e\n\u003ch2 dir=\"ltr\"\u003eOrder Your Compact RO System Today\u003c\/h2\u003e\n\u003cp dir=\"ltr\"\u003eIf you're upgrading your aquarium setup or need spotless water for cleaning, the Finerfilters 4 Stage Compact RO System is a smart solution. Buy today with fast UK delivery. Need advice on which GPD rating to choose? Our \u003ca href=\"\/pages\/help-centre\"\u003ehelp centre\u003c\/a\u003e is here to support any queries.\u003c\/p\u003e","brand":"Finerfilters","offers":[{"title":"50 Gallons Per Day","offer_id":56193534689655,"sku":"RO-SYST-COMP4-75","price":42.99,"currency_code":"GBP","in_stock":true},{"title":"75 Gallons Per Day","offer_id":56193534722423,"sku":"RO-SYST-COMP4-75","price":45.99,"currency_code":"GBP","in_stock":true},{"title":"100 Gallons Per Day","offer_id":56193534755191,"sku":"RO-SYST-COMP4-100","price":48.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/4_stage_aquatic_ro-h1_100gpd._04_no_logo_1.jpg?v=1763355435"},{"product_id":"reverse-osmosis-1-mic-sediment-plus-5-mic-carbon-block","title":"Reverse Osmosis Replacement Filter Pack - 1 Micron Sediment \u0026 5 Micron Carbon Block Filters","description":"\u003cp\u003e5 micron 10\" sediment filter is made of 100% pure polypropylene fibres. High capacity filter removes dusts, particles and rusts. Used for all stage Reverse Osmosis units. 6 MONTH LIFE Block Carbon filter 10\" for all stage Reverse Osmosis units. This block carbon filter is composed of high performance carbon that removes free chlorine, odour, organic contaminants, pesticides and chemicals that contributed to taste and odour. This filter removes chlorine taste and odour 5 Micron rating 99.6% average chlorine reduction @ 1GPM\u003c\/p\u003e","brand":"Finerfilters","offers":[{"title":"Default Title","offer_id":56193549042039,"sku":"FF-10-STD-PACK-5","price":12.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/3_stage_aquatics_with_drop_in_filters._no_logo_1.jpg?v=1763355927"},{"product_id":"10-standard-filter-clear-housing-with-3-4-ports-pressure-reducing-valve-and-sediment-filter","title":"10\" Standard Clear Water Filter Housing with 3\/4\" BSP Ports, PRV \u0026 5 Micron Sediment Filter","description":"\u003cp\u003eFilter housing fits all 10\" standard sized water filter cartridges.\u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli\u003e3\/4\" BSP Brass threaded ports, ideal for a high flow rate.\u003c\/li\u003e\n\u003cli\u003eBuilt in Pressure Release Valve (PRV), to release pressure before changing filters.\u003c\/li\u003e\n\u003cli\u003eSediment Filter (replacement required every 6 months)\u003c\/li\u003e\n\u003cli\u003eClear bowl, ideal for viewing the current state of the filter cartridge within.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFood grade plastics, suitable for drinking water filters.\u003c\/p\u003e","brand":"Finerfilters","offers":[{"title":"Default Title","offer_id":56193553531255,"sku":"FF-HSG-BLC-SPUN","price":18.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/3.4_clear_sediment_1.jpg?v=1763356137"},{"product_id":"10-standard-filter-blue-housing-with-3-4-ports-pressure-reducing-valve-and-sediment-filter","title":"10\" Standard Blue Water Filter Housing with 3\/4\" Ports, PRV \u0026 5 Micron Sediment Filter","description":"\u003cp\u003eFilter housing fits all 10\" standard sized water filter cartridges. \u003c\/p\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli\u003e3\/4\" BSP Brass threaded ports, ideal for a high flow rate.\u003c\/li\u003e\n\u003cli\u003eBuilt in Pressure Release Valve (PRV), to release pressure before changing filters.\u003c\/li\u003e\n\u003cli\u003eSediment filter\u003c\/li\u003e\n\u003cli\u003eBlue bowl, ideal for usage with drinking water filters.\u003c\/li\u003e\n\u003cli\u003eFood grade plastics, suitable for drinking water filters. \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Finerfilters","offers":[{"title":"Default Title","offer_id":56193553596791,"sku":"FF-HSG-BLB-SPUN","price":18.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/3.4_blue_sediment_01_1.jpg?v=1763356139"},{"product_id":"finerfilters-10-jumbo-high-flow-double-water-filter-housing","title":"10\" Jumbo High Flow Double Water Filter Housing","description":"\u003cp\u003eOur Finerfilters 10\" jumbo high flow double water filter housing is a versatile, high-capacity unit that is suitable for domestic and aquatic use.\u003c\/p\u003e\n\u003cp\u003eWhen combined with a carbon block and a sediment filter, it provides an effective way of removing common contaminants such as chlorine, organic compounds, pesticides, herbicides, and trihalomethanes before they come out of the tap.\u003c\/p\u003e\n\u003cp\u003eThis double water filter housing can be fitted under a sink to enhance the quality of drinking water but it also has the capacity to function as part of a \u003ca href=\"\/collections\/whole-house-water-filters\"\u003ewhole house water system\u003c\/a\u003e that can generate clean water throughout your home for your shower, bath, and even help the function of your washing machine.\u003c\/p\u003e\n\u003cp\u003eThe high flow makes it an ideal option for ponds and various other aquatic purposes.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eAbout This 10” Jumbo Water Filter Housing\u003c\/h2\u003e\n\u003cp\u003eThis high flow double water filter housing is 44cm in height, 48cm in width, and 21cm deep, with a weight of 9.5kg.\u003c\/p\u003e\n\u003cp\u003eIt has a minimum working temperature of 0.6°C, with a maximum working temperature of 38°C and the average flow rate is 0.078m³\/h. It comes with 1\" BSP ports. \u003c\/p\u003e\n\u003cp\u003eThis product is only suitable for housing. It does not come with a filter, we would recommend a 10\" jumbo or BB filter to accompany it.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eQuality Water Filtration with Finerfilters\u003c\/h2\u003e\n\u003cp\u003eAt Finerfilters, we have been helping provide customers across the UK with clean, filtered water for over a decade.\u003c\/p\u003e\n\u003cp\u003eWe take great pride in offering solutions to facilitate clean water by providing high-quality systems.\u003c\/p\u003e\n\u003cp\u003eWe understand that water filtration can seem complicated. Please \u003ca href=\"\/pages\/contact\"\u003econtact us\u003c\/a\u003e if you would like further information, and we will be happy to give you some expert guidance.\u003c\/p\u003e\n\nTechnical Specification\nUnit dimensions (cm)H. 44 W. 48 D. 21\n1\" Ports with brass inserts.\nPressure release valve on each housing.\nHousing spanners provided.","brand":"Finerfilters","offers":[{"title":"Default Title","offer_id":56193559003511,"sku":"FF-HSG-10BB-DBL","price":47.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/10_jumbo_double_housing_lowerq_no_bracket.jpg?v=1763356393"},{"product_id":"finerfilters-10-jumbo-high-flow-triple-water-filter-housing","title":"10\" Jumbo High Flow Triple Water Filter Housing","description":"\u003cp\u003eTechnical Specification\u003c\/p\u003e\n\u003cp\u003eUnit dimensions (cm)\u003cbr\u003eH. 42 \u003cbr\u003eW. 57.5\u003cbr\u003eD. 22.5\u003c\/p\u003e\n\u003cp\u003e1\" BSP Ports with brass inserts.\u003c\/p\u003e\n\u003cp\u003ePressure release valve on each housing.\u003c\/p\u003e\n\u003cp\u003eHousing spanners provided.\u003c\/p\u003e","brand":"Finerfilters","offers":[{"title":"Default Title","offer_id":56193559036279,"sku":"FF-HSG-10BB-TRP","price":77.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/10bb_triple_housing.jpg?v=1763356397"},{"product_id":"5-stage-high-flow-reverse-osmosis-system-400gpd-system-home-fishkeeping-window-cleaning","title":"5 Stage RO System 400GPD for Home Fishkeeping or Window Cleaning","description":"\u003cp\u003e\u003cstrong\u003eThe 5 stages of filtration are:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStage 1\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA 5-micron sediment filter made of 100% pure polypropylene fibres. It removes dirt, sand, and rust.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStage 2\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA Granular Activated Carbon Filter is composed of High-Performance Activated Carbon. It removes free chlorine, odours, organic contaminants, pesticides and chemicals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStage 3\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA carbon block filter is composed of high-performance carbon. It removes trihalomethanes, pesticides, and volatile organic chemicals (VOCs).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eStage 4\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp id=\"BX2KH2Y\"\u003e2 x High Rejection Thin Film Composite 200 GPD Reverse Osmosis Membranes with a total capacity to produce up to 1514 litres of purified water per day. This membrane removes contaminants present in water, including, up to 99% of dissolved salts, lead, copper, barium, bacterial by-products, oestrogen, and silica.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eStage 5\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA single Post-Carbon Filter, designed to enhance taste, removes residual impurities and odours from the tank and provides finer conditioning of the purified water.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant: \u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eThis system requires a minimum of 29 PSI (2 BAR) to work. This is for the booster pump to operate.\u003c\/li\u003e\n\u003cli\u003eOperating the system at a lower pressure than the minimum can cause damage to the pump.\u003c\/li\u003e\n\u003cli\u003eIdeal pressure depends upon incoming water temperature but around 60 PSI (4 BAR) is acceptable.\u003c\/li\u003e\n\u003cli\u003eReverse Osmosis Systems wastewater to make water, and this should be done at high pressure as the water is being forced through microscopic holes which catch contaminants.\u003c\/li\u003e\n\u003cli\u003eThis is normal and the same with all RO systems as this is the way the membrane rejects the impure water, which goes to the drain, to produce pure water.\u003c\/li\u003e\n\u003cli\u003eThe system works optimally at 80-90 PSI (5.5 - 6 bar), and to get to the quoted output, we'd recommend running the system on or around this pressure.\u003c\/li\u003e\n\u003cli\u003eThis allows the system to reduce the waste water to pure water ratio and work faster at producing pure water.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cem\u003eTo use this system in a window cleaning or aquatic application which requires zero (0) TDS water, we strongly recommend pairing an additional De-Ionising Resin filter with this RO system to assure total contaminant removal. 10\" housings with drop-in refillable DI cartridges and \u003ca href=\"\/collections\/replacement-di-resin-water-filters\"\u003einline DI resin cartridges\u003c\/a\u003e are available to buy.\u003c\/em\u003e\u003c\/p\u003e","brand":"Finerfilters","offers":[{"title":"Default Title","offer_id":56193567555959,"sku":"RO-SYST-LRG-400","price":299.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0950\/9873\/2919\/files\/400gpd_1.jpg?v=1763356762"}],"url":"https:\/\/www.finerfilters.co.uk\/collections\/reverse-osmosis-water-filter-membrane-housings.oembed","provider":"Finerfilters","version":"1.0","type":"link"}