Full SS316L sanitary orbital welded piping with dual auto-switchover high pressure pumps and endotoxin ultra-filtration.
Engineered for maximum reliability, lower operating costs, and uncompromising water purity. Select a category below to explore technical specifications.
Custom engineered Commercial & Industrial Reverse Osmosis Plants ranging from 250 LPH to 50,000 LPH capacity with SS skids and automated PLC controls.
Medical grade fully automated Double Pass SS316L Reverse Osmosis System specifically engineered for hospital hemodialysis centers ensuring zero endotoxin and microbiological purity.
Commercial 1000 LPH RO Water Plant equipped with Dual Media Sand Filter, Activated Carbon Filter, Micron Cartridge filters, and Dow FilmTec 4040/8040 membranes.
Cost effective 500 LPH commercial water purification system with 2 Nos. 4040 membranes, raw water booster, and automatic high pressure cut-off.
Original high-rejection 4040 & 8040 seawater, brackish water and low-energy RO membranes from Dow FilmTec, Hydranautics, Vontron, and Toray.
Genuine Dow FilmTec BW30-400 8-inch industrial brackish water RO membrane delivering 10,500 GPD flow rate and 99.5% stabilized salt rejection.
Original Nitto Hydranautics 4040 RO membrane element for commercial water purifiers offering 99.5% rejection and superior foul-resistance.
Ultra-low pressure energy saving 4040 RO membrane operating at just 150 PSI with 99.0% salt rejection.
Heavy duty SS 304 and SS 316 sanitary grade water storage tanks, pressure vessels, and chemical mixing tanks from 500 Litres to 50,000 Litres.
Sanitary grade 5000 Litre Stainless Steel storage tank with conical bottom, manhole, CIP spray ball, air breather filter, and mirror internal finish.
FRP Pressure Vessels, High Pressure Pumps (CNP/CRI/Grundfos), Multiport Valves, Dosing Pumps, Rota Meters, TDS Meters, and Micron Filter Housings.
High burst pressure FRP composite vessels and automatic/manual multiport valves for media filtration and softener regeneration.
Industrial ion-exchange water softeners with food-grade cation resin, automatic multiport regeneration valves, and salt brine tanks for boiler and cooling tower feed.
Industrial Water Softener Plant removing calcium and magnesium hardness to < 5 PPM. Features automated digital multiport valve for auto brine regeneration.
Industrial water chillers and cooling plants from 2 TR to 100 TR with energy-efficient scroll/reciprocating compressors for packaged drinking water and process cooling.
Compact air-cooled industrial water chiller with Emerson Copeland scroll compressor, digital temperature controller (4°C to 20°C), and stainless steel insulated tank.
Heavy duty, continuous-duty industrial RO Plants for manufacturing factories, power plants, textile processing, and chemical industries.
Heavy capacity 5000 LPH Industrial RO Water Plant with 5 Nos. 8040 Dow membranes, Grundfos vertical multistage pump, and automated PLC control panel.
Two-bed & Mixed Bed Demineralization (DM) Water Treatment Plants producing ultra-pure water with conductivity < 0.1 µS/cm for pharmaceuticals and battery manufacturing.
High efficiency ion-exchange Two-Bed & Mixed-Bed Demineralizer Plant delivering high purity demineralized water with conductivity < 0.5 µS/cm and neutral pH.
Douche Water Engineering is an ISO 9001:2015 certified Indian engineering firm established in 2017. We specialize in the design, custom fabrication, erection, and turnkey commissioning of commercial and industrial Reverse Osmosis (RO) plants, demineralization (DM) plants, water softeners, stainless steel storage silos, and process water chillers.
Our engineering systems are built to withstand rigorous 24/7 operating cycles across hospitals, pharmaceutical formulations, power stations, beverage bottling, and manufacturing industries. Backed by genuine DuPont/Dow FilmTec & Hydranautics membranes, high-efficiency vertical multistage pumps, and automated PLC control architectures.
All manufacturing, legal status, and registration details for verified procurement.
Engineered reliability, statutory compliance, and dedicated technical partnership for all your water purification needs.
Fabricated using genuine SS304/SS316L, Dow/Hydranautics membranes, and pressure vessels hydrostatically tested to 1.5x working pressure.
Transparent ex-factory rates with no middleman margins, offering significant capital cost savings on industrial water plants.
Qualified chemical and environmental engineers assist with raw water TDS analysis, sizing calculations, and custom flow design.
Modular structural skids designed to fit tight plant room footprints, low ceiling heights, and hazardous area classifications.
Dedicated logistics network ensuring safe, insured, and timely dispatch of water treatment plants and critical spares across India.
Over a decade of hands-on experience in hospital dialysis water, pharmaceutical PW systems, and industrial wastewater treatment.
Comprehensive Annual Maintenance Contracts, rapid membrane CIP chemical washing, and immediate emergency breakdown response.
Systems guaranteed to meet IS 10500 drinking water, AAMI dialysis standards, or USP purified water specifications consistently.
Specialized water treatment architectures engineered for stringent industry tolerances and regulatory standards.
AAMI compliant SS316L double-pass RO systems and pyrogen-free water for nephrology clinics, ICU autoclaves, and pathology labs.
USP & European Pharmacopoeia Purified Water (PW) systems with conductivity < 1.1 µS/cm and TOC < 500 ppb.
Turnkey mineral water bottling lines with multi-media filtration, RO, mineral remineralization, water chillers, and ozone disinfection.
Zero-hardness softened water and high purity DM water preventing scale deposits on boiler tubes and heat exchangers.
Ultra-low conductivity demineralized water for battery acid electrolyte blending and metal plating rinse tanks.
Centralized commercial RO and water softening plants providing crystal pure drinking water and preventing plumbing scale.
Hygienic water filtration systems for bakeries, juice manufacturing, dairy plants, and commercial food production.
High recovery industrial RO plants and softeners for fabric dyeing and zero liquid discharge (ZLD) effluent recycling.
Real feedback from hospital directors, factory owners, and beverage manufacturers operating Douche Water Engineering systems.
“Douche Water Engineering supplied and installed a 1500 LPH SS Hemodialysis RO plant for our new hospital wing. The water quality effortlessly cleared stringent AAMI endotoxin audits. Their after-sales support and preventive maintenance team is outstanding.”
“We purchased a complete 2000 LPH Mineral Water Plant with SS304 storage tanks and water chiller from Douche Water. The system has been running flawlessly for over 3 years with zero downtime. Genuine Dow membranes provided excellent TDS rejection.”
“Their 5000 LPH Two-Bed & Mixed Bed DM Plant reduced our rinse tank conductivity to below 0.2 µS/cm, drastically improving plating adhesion. Heavy duty MSRL vessels and automatic valves made regeneration effortless.”
“We installed their automatic water softening plant for our 4-ton steam boilers. Fuel consumption reduced by 14% due to zero scale formation. Highly recommend Douche Water for industrial engineering.”
Technical queries regarding RO plant sizing, SS tank fabrication, and water treatment operation.
Engineering guides on reverse osmosis, hemodialysis water quality, and plant troubleshooting.
Explore why dialysis water treatment requires sanitary SS316 orbital welding, double-pass RO configurations, and strict adherence to AAMI and ISO 23500 water quality standards.
A comprehensive technical comparison between ion-exchange water softeners and RO membrane systems for boiler feed, cooling towers, and industrial manufacturing.
Step-by-step best practices for antiscalant dosing, SDI monitoring, dual-media backwashing, and Clean-In-Place (CIP) procedures to double RO membrane lifespan.
Have a water analysis report or capacity requirement? Fill the form to receive customized equipment sizing, hydraulic schematics, and best wholesale prices from Douche Water Engineering.