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Optima Water Solutions designs and supplies Nano Filtration Plants in Italy for selective removal of divalent ions, colour, hardness, and specific organic compounds while allowing monovalent salts to pass — delivering partially softened, colour-free water for textile, food, pharmaceutical, and municipal applications. ISO 9001:2015 certified with 12+ years of experience.
What is a Nano Filtration Plant?
Nanofiltration (NF) is a membrane filtration process with pore sizes between Ultrafiltration (UF) and Reverse Osmosis (RO) — typically 0.001–0.01 microns. NF membranes selectively reject divalent and multivalent ions (calcium, magnesium, sulphates, heavy metals) while allowing monovalent ions (sodium, chloride) to pass at lower operating pressure than RO.
This selective rejection makes NF ideal for water softening, colour removal from textile effluent, natural organic matter (NOM) removal, and pharmaceutical process water where partial demineralisation is required without full RO treatment.
NF systems consume 30–50% less energy than equivalent RO systems due to lower operating pressures.
Nano Filtration Plant in Italy — Why It Matters
Italy's industrial base — spanning Taranto Industrial Port Area, Marghera Industrial Venice, Milan Industrial Districts — continues to expand, and with it the need for dependable NF Plant capacity that meets local discharge norms. ISPRA (Institute for Environmental Protection) and regional agencies enforce EU Water Framework Directive. Strict ETP requirements for textile, automotive, and chemical industries. Advanced wastewater recycling incentivised.
We work directly with facility owners, developers, and industrial operators in Italy to deliver NF Plant systems that are correctly sized, properly permitted, and easy to maintain long-term.
Key industrial areas we serve in Italy:
Regulatory Note: ISPRA (Institute for Environmental Protection) and regional agencies enforce EU Water Framework Directive. Strict ETP requirements for textile, automotive, and chemical industries. Advanced wastewater recycling incentivised.
Our 4-Step Process — From Design to Handover
1
Feedwater Analysis
Ion analysis — calcium, magnesium, sulphates, colour, NOM. Membrane selection for target rejection.
2
System Design
NF membrane array design. Pre-treatment requirements. Antiscalant programme. Recovery calculations.
3
Supply & Install
Skid-mounted NF system. Factory tested. Site installation and integration with pre/post treatment.
4
Commissioning
Performance testing — rejection rates, permeate quality, recovery. CIP programme setup. Training.
Why Choose Optima Water Solutions
- Selective rejection — removes divalent ions, colour, and hardness while retaining monovalent salts
- Lower energy than RO — 30–50% less power consumption at comparable capacity
- Excellent colour removal — ideal for textile effluent decolourisation before reuse
- Water softening without salt-based ion exchange — no salt discharge
- Pharmaceutical grade options — meets BP/USP requirements for certain process waters
- Compact skid design — easy to integrate into existing treatment trains
- ISO 9001:2015 certified manufacturing quality
- Premium membrane brands — DowDuPont, Hydranautics, Toray
- AMC and membrane services available in {city}
- Free water analysis and feasibility assessment
Industries & Applications in Italy
Textile Effluent
Water Softening
Pharmaceutical
Food Processing
Colour Removal
Municipal Water
Natural Organic Matter
Dairy Industry
Need a Nano Filtration Plant in Italy?
Get a free site visit and custom proposal from our engineers within 48 hours. ISO 9001:2015 certified. 158+ projects delivered across India.
Related Services in Italy
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Common Questions
Nano Filtration Plant in Italy — FAQ
What is the cost of a Nano Filtration Plant in Italy?
NF plant cost in Italy starts from ₹2–4 Lakh for 500 LPH systems and ranges to ₹15–30 Lakh for 10 m³/hr capacity. Large industrial NF systems for textile colour removal or municipal softening can cost ₹50 Lakh to ₹1 Crore+. Call Optima at +91 9711880791 for a detailed quote.
What is the difference between NF and RO?
RO removes almost all dissolved salts (95–99% TDS rejection). NF selectively rejects divalent ions and larger molecules while allowing monovalent salts to pass — operating at 30–50% lower pressure than RO. Use NF when you need colour removal, hardness reduction, or partial demineralisation without full TDS reduction.
Is NF good for textile effluent treatment in Italy?
Yes. NF is very effective for colour and COD removal from textile dyeing effluent in Italy. NF permeate is typically colour-free and can be recycled to dyeing processes, saving fresh water. The concentrate (reject) goes to the ETP for further treatment. NF + ZLD is a common combination for textile ZLD systems.
Can NF replace water softener for hardness removal?
Yes. NF effectively removes hardness (calcium, magnesium) and sulphates without using salt-based ion exchange. Unlike conventional softeners that require regeneration with salt (adding sodium to effluent), NF physically separates hardness ions without chemical addition. Preferred choice where salt discharge is restricted.
How long do NF membranes last?
NF membranes typically last 3–7 years with proper maintenance. Regular backwash, CIP cleaning, and antiscalant dosing are essential. Optima provides AMC services in Italy including scheduled CIP, performance monitoring, and membrane replacement when required.
Ready to Start?
Our engineers in Italy are available for a free site visit and assessment.