--- title: "Industrial Filtration & Water Treatment Solutions | Filtsap" description: "Filter cartridges made in-house, plus housings, RO membranes, pumps, valves, instruments and complete RO, DM, ETP, STP and ZLD plants for industry worldwide. Filtsap." source: https://www.filtsap.com/ updated: 2026-10-23 --- Filtsap Filtration · since 2018 # Filters, RO spares and water treatment plants for industry We make filter cartridges in our own unit, stock the membranes, pumps, valves and instruments that treatment plants run on, and build complete RO, DM, ETP and STP systems. [Request a quote](https://www.filtsap.com/get-quote/) [Send a photo on WhatsApp](https://wa.me/918160852169?text=Hello%20Filtsap%2C%20sending%20a%20photo%20of%20the%20filter%20we%20use.) - **2018** GST registered - **In-house** Cartridge manufacturing - **4.5/5** 13 IndiaMART reviews [**01 Filter** Cartridges, bags, housings](https://www.filtsap.com/filter/) [**02 Supply** Membranes, pumps, valves](https://www.filtsap.com/supply/) [**03 Monitor** TDS, pH, flow, pressure](https://www.filtsap.com/monitor/) [**04 Build** RO, DM, ETP, STP plants](https://www.filtsap.com/build/) **2018** In business since **61+** Products and systems **16** Industries served **4.5/5** IndiaMART rating ## What we supply Four parts of one water system. Most customers start with consumables and come back for spares, instruments or a new plant. [01Filter](https://www.filtsap.com/filter/) Filtration Consumables & Housings - [Meltblown Filter Cartridges](https://www.filtsap.com/products/pp-spun-filter-cartridge/) - [Wound Filter Cartridges](https://www.filtsap.com/products/pp-wound-filter-cartridge/) - [Pleated Filter Cartridges](https://www.filtsap.com/products/pleated-filter-cartridge/) - [SS Cartridge Filter Housings](https://www.filtsap.com/products/ss-filter-housing/) - [SS Bag Filter Housings](https://www.filtsap.com/products/bag-filter-housing/) [All filter products](https://www.filtsap.com/filter/) [02Supply](https://www.filtsap.com/supply/) Water Treatment Components, Spares & Accessories - [RO Membranes](https://www.filtsap.com/supply/ro-components/) - [RO Membrane Pressure Vessels](https://www.filtsap.com/supply/ro-components/) - [Membrane Adaptor Kits](https://www.filtsap.com/supply/ro-components/) - [WTP Spares & Accessories](https://www.filtsap.com/supply/water-treatment-spares/) - [STP Spares & Accessories](https://www.filtsap.com/supply/water-treatment-spares/) [All supply products](https://www.filtsap.com/supply/) [03Monitor](https://www.filtsap.com/monitor/) Process Monitoring & Instrumentation - [Online TDS Meters](https://www.filtsap.com/monitor/water-quality-monitoring/) - [Conductivity Meters](https://www.filtsap.com/monitor/water-quality-monitoring/) - [pH Meters](https://www.filtsap.com/monitor/water-quality-monitoring/) - [Rotameters](https://www.filtsap.com/monitor/flow-pressure-monitoring/) - [Electromagnetic Flow Meters](https://www.filtsap.com/monitor/flow-pressure-monitoring/) [All monitor products](https://www.filtsap.com/monitor/) [04Build](https://www.filtsap.com/build/) Industrial Water Treatment Systems & Solutions - [Industrial Reverse Osmosis (RO) Plants](https://www.filtsap.com/build/membrane-systems/) - [Brackish Water RO (BWRO) Plants](https://www.filtsap.com/build/membrane-systems/) - [Seawater RO (SWRO) Plants](https://www.filtsap.com/build/membrane-systems/) - [Demineralization (DM) Plants](https://www.filtsap.com/build/water-treatment-systems/) - [Water Softener Systems](https://www.filtsap.com/build/water-treatment-systems/) [All build products](https://www.filtsap.com/build/) 01 · Filter ## Filtration Consumables & Housings Our filter range covers the parts that physically remove particles from water and process liquids. [View filter range](https://www.filtsap.com/filter/) 6 products ### [Filter Consumables](https://www.filtsap.com/filter/filter-consumables/) - Meltblown Filter Cartridges - Wound Filter Cartridges - Pleated Filter Cartridges - High-Flow Filter Cartridges - Filter Bags - Specialty Filter Cartridges See all 6 products 6 products ### [Filter Housings](https://www.filtsap.com/filter/filter-housings/) - SS Cartridge Filter Housings - SS Bag Filter Housings - UPVC Cartridge Filter Housings - FRP Cartridge Filter Housings - Polypropylene (PP) Filter Housings - High-Flow Cartridge Filter Housings See all 6 products 02 · Supply ## Water Treatment Components, Spares & Accessories Our supply range covers water treatment plant components. [View supply range](https://www.filtsap.com/supply/) 6 products ### [RO Components & Spares](https://www.filtsap.com/supply/ro-components/) - RO Membranes - RO Membrane Pressure Vessels - Membrane Adaptor Kits - Victaulic Couplings - Thrust Cones - Membrane Vessel Accessories See all 6 products 5 products ### [Water Treatment Spares](https://www.filtsap.com/supply/water-treatment-spares/) - WTP Spares & Accessories - STP Spares & Accessories - DM Plant Spares - Distribution & Collection Systems - Multiport Valves See all 5 products 8 products ### [Pumps & Valves](https://www.filtsap.com/supply/pumps-valves/) - High-Pressure Pumps - Centrifugal Pumps - Chemical Dosing Pumps - Butterfly Valves - Ball Valves - Diaphragm Valves - Non-Return Valves (NRV) - Control Valves See all 8 products 4 products ### [Pressure Vessels & Accessories](https://www.filtsap.com/supply/pressure-vessels/) - FRP Pressure Vessels - FRP Filter Vessels - FRP Softener Vessels - Vessel Internals & Accessories See all 4 products 03 · Monitor ## Process Monitoring & Instrumentation Our monitoring range shows operators what a treatment plant is doing. [View monitor range](https://www.filtsap.com/monitor/) 5 products ### [Water Quality Monitoring](https://www.filtsap.com/monitor/water-quality-monitoring/) - Online TDS Meters - Conductivity Meters - pH Meters - ORP Meters - Online Water Quality Controllers See all 5 products 6 products ### [Flow & Pressure Monitoring](https://www.filtsap.com/monitor/flow-pressure-monitoring/) - Rotameters - Electromagnetic Flow Meters - Pressure Gauges - Pressure Transmitters - Differential Pressure Gauges - Flow Sensors & Switches See all 6 products 04 · Build ## Industrial Water Treatment Systems & Solutions We design and build complete water treatment systems. [View build range](https://www.filtsap.com/build/) 5 products ### [Membrane-Based Treatment Systems](https://www.filtsap.com/build/membrane-systems/) - Industrial Reverse Osmosis (RO) Plants - Brackish Water RO (BWRO) Plants - Seawater RO (SWRO) Plants - Ultrafiltration (UF) Systems - Nanofiltration (NF) Systems See all 5 products 5 products ### [Water Treatment & Purification Systems](https://www.filtsap.com/build/water-treatment-systems/) - Demineralization (DM) Plants - Water Softener Systems - Multimedia Filtration (MMF) Systems - Activated Carbon Filtration (ACF) Systems - Pressure Sand Filtration (PSF) Systems See all 5 products 5 products ### [Wastewater & Recovery Solutions](https://www.filtsap.com/build/wastewater-recovery/) - Effluent Treatment Plants (ETP) - Sewage Treatment Plants (STP) - Minimum Liquid Discharge (MLD) Systems - Zero Liquid Discharge (ZLD) Systems - Water Recycling & Reuse Systems See all 5 products ## How an order works - ### Send us the details A part number, size and micron, a photo of the old filter, or a water analysis if you need a plant. WhatsApp is fine. - ### We check and quote An engineer checks fit, material and sizing before we quote, so you do not end up with a cartridge that does not seal. - ### Dispatch or build Stock consumables and spares ship directly from our warehouse. Plants are built to your water analysis and commissioned at your site, wherever it is. - ### Repeat orders We keep your sizes on record, so the next order of cartridges or bags takes one message. ## Industries we work with Each page explains the water problems in that industry and where our products fit. [All industries](https://www.filtsap.com/industries/) ### [Textiles](https://www.filtsap.com/industries/textiles/) Raw water · Process water · Dye and chemical lines ### [Automobiles](https://www.filtsap.com/industries/automobiles/) Pre-treatment baths · Final rinse · Paint circulation ### [Food & Beverage](https://www.filtsap.com/industries/food-beverage/) Raw water · Product water · Final filtration ### [Paint & Ink](https://www.filtsap.com/industries/paint-ink/) After dispersion · Before filling · Resins and solvents ### [Pulp & Paper](https://www.filtsap.com/industries/pulp-paper/) Raw water · Machine showers · Boiler feed ### [Pharmaceuticals](https://www.filtsap.com/industries/pharmaceutical/) Pre-treatment · Purified water · Process and vents ### [Chemicals](https://www.filtsap.com/industries/chemical/) Process liquids · Housings and valves · Utilities ### [Distillery](https://www.filtsap.com/industries/distillery/) Blending water · Product polishing · Condensate ### [Oil & Gas](https://www.filtsap.com/industries/oil-gas/) Water injection · Amine and glycol · Monitoring ### [Electronics](https://www.filtsap.com/industries/electronics/) Make-up water · Point of use · Monitoring ### [Mining & Minerals](https://www.filtsap.com/industries/mining-minerals/) Pit and process water · Pumping · Drinking water ### [Real Estate](https://www.filtsap.com/industries/real-estate/) Incoming water · Domestic supply · Drinking water ### [Steel](https://www.filtsap.com/industries/steel/) Cooling circuits · Boiler feed · Process filtration ### [Tanneries](https://www.filtsap.com/industries/tanneries/) Primary treatment · Control · Water recovery ### [Cement](https://www.filtsap.com/industries/cement/) Raw water · WHR boiler feed · Cooling and conditioning ### [Seawater Desalination](https://www.filtsap.com/industries/seawater-desalination/) Pre-treatment · SWRO · Protection ## Request a quote Send the product you need, or describe your water and what is going wrong. If you are not sure what to ask for, a photo of the current filter or plant is a good start. - Direct manufacturer, not a trader - GST verified · 24BFVPC6209L1Z5 - 4.5★ buyer rating on IndiaMART - Supply and export worldwide [WhatsApp](https://wa.me/918160852169?text=Hello%20Filtsap%2C%20I%20need%20a%20quote.) [+91 81608 52169](tel:+918160852169) ## Free sizing calculators Size an RO plant, softener or filter in a minute, then send the result to us for a checked quote. [All calculators](https://www.filtsap.com/tools/) ### [RO plant calculator](https://www.filtsap.com/tools/ro-plant-calculator/) Enter the treated water you need, your feed water TDS and the recovery. ### [Water softener sizing calculator](https://www.filtsap.com/tools/water-softener-calculator/) Enter your water hardness and daily water use. ### [Pressure sand and carbon filter sizing](https://www.filtsap.com/tools/pressure-filter-sizing-calculator/) Enter your flow rate and filter type. ### [Cartridge filter housing sizing](https://www.filtsap.com/tools/cartridge-filter-sizing-calculator/) Enter your flow and micron rating. ### [SDI calculator](https://www.filtsap.com/tools/sdi-calculator/) Enter the time to collect 500 mL at the start of the test (t0) and after the test interval (usually 15 minutes). ### [Water treatment unit converter](https://www.filtsap.com/tools/water-unit-converter/) Convert the units you meet in water treatment: flow (LPH, LPM, m³/hr, KLD, GPD, GPM), TDS and conductivity, and water hardness (ppm as CaCO₃, grains per gallon, German and French degrees).. ## Buyer guides [All 12 guides](https://www.filtsap.com/guides/) [### Filter micron rating guide: which micron do you need?](https://www.filtsap.com/guides/filter-micron-rating-guide/) [### Spun vs wound vs pleated filter cartridge: which should you choose?](https://www.filtsap.com/guides/spun-vs-wound-vs-pleated-filter-cartridge/) [### How to choose a bag filter: size, micron and material](https://www.filtsap.com/guides/how-to-choose-bag-filter/) [### When to replace a filter cartridge: 5 signs and the pressure-drop rule](https://www.filtsap.com/guides/when-to-replace-filter-cartridge/) [### Filter media chemical compatibility chart](https://www.filtsap.com/guides/filter-media-chemical-compatibility-chart/) [### HSN codes for filtration and water treatment products](https://www.filtsap.com/guides/hsn-codes-filtration-water-treatment/) [### FRP vessel size chart: sizes, volume and flow rate](https://www.filtsap.com/guides/frp-vessel-size-chart/) [### ETP and STP process explained, stage by stage](https://www.filtsap.com/guides/etp-stp-process/) ## Frequently asked questions What does Filtsap do? We make filter cartridges in-house, supply filter housings, RO membranes, pumps, valves, FRP vessels and instruments, and build complete water treatment plants: RO, UF, DM, softeners, sand and carbon filters, ETP, STP and ZLD. Where is Filtsap located? Our office is at PDO Building, E-008, Opp. PDPU Solar Park, Near GIFT City, Raysan, Gandhinagar, Gujarat 382426, India. We supply customers in India and overseas, and export with our own IEC registration. Can Filtsap build a complete water treatment plant? Yes. We design and build RO, BWRO, SWRO, UF, NF, DM, softener and filtration systems, and ETP, STP, MLD and ZLD plants, sized to your water analysis. How do I get a quote? Fill in the quote form, WhatsApp us or call. Send the product or system, size or flow rate and quantity, or a photo of what you use now. Do you supply RO dealers and plant builders? Yes. We supply RO dealers, service companies, water treatment contractors and purifier brands, and can pack consumables under your brand. ## Need filters, spares or a new plant? Send the details on WhatsApp or through the form. An engineer reads every enquiry before we quote. [Get a quote](https://www.filtsap.com/get-quote/) [WhatsApp](https://wa.me/918160852169?text=Hello%20Filtsap%2C%20I%20need%20a%20quote.)