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Condensate Polishing Unit

Industrial condensate polishing units to improve boiler feed water quality, improve efficiency, and cut maintenance costs

GreenPebble Technologies' Condensate Polishing Unit (CPU) portfolio features advanced water treatment, specifically designed to purify condensate by removing dissolved and suspended impurities. Our CPU system integrates high-performance membranes and ion exchange resins, ensuring compliance with stringent water quality standards. It minimises downtime and operational costs. By focusing on membrane filtration and ion exchange technologies, our CPU achieves exceptional purity levels, with effluent conductivity often below 0.1 μS/cm and impurity concentrations in the ppb range. Ideal for power plants, petrochemical facilities, and other steam-intensive industries, GreenPebble Technologies' CPU helps recycle condensate effectively, promoting sustainability and cost savings.

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Features and Benefits of GreenPebble's CPU

GreenPebble Technologies' Condensate Polishing Unit is designed with innovative and sustainable membranes and ion exchange resins to deliver reliable performance under high-flow conditions. Below, we highlight key features and their associated benefits, emphasizing our differentiation;

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Advanced Membrane Technology

 

Features ultrafiltration (UF) and reverse osmosis (RO) membranes with enhanced pore structures and anti-fouling properties. 

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  • High Rejection Rates: Achieve up to 99% removal of silica and other dissolved impurities, preventing boiler tube fouling.

  • Energy Efficiency: Low-pressure operation reduces energy consumption by 20-30% compared to traditional systems.

  • Durability: Chemically resistant membranes withstand high temperatures and pH variations, extending service life with proper maintenance.

  • Benefit: Minimizes turbine blade erosion and improves overall system reliability, leading to reduced maintenance costs and extended equipment lifespan.

 

High-Performance Ion Exchange Resins

 

Integrated mixed-bed ion exchange resins, featuring strong acid cation and strong base anion types, target ionic contaminants with precision. These resins are regenerated externally or in situ, ensuring continuous operation.

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  • Superior Ion Removal: Effectively eliminates cations and anions - achieving sodium and chloride levels below 2 ppb.

  • Filtration: Resins capture corrosive components, preventing deposition on heat transfer surfaces.

  • Benefit: Enhances boiler efficiency by preventing under-deposit corrosion, resulting in fuel savings of up to 5% and compliance with industry standards like EPRI guidelines.

Condensate Polishing Unit Supplier in India

Modular and Scalable Condensate Polishing Unit 

We provide a compact, skid-mounted configuration that allows for easy integration into existing systems, with flow rates ranging from 5 m³/h to 300 m³/h.

  • Automation: PLC-based controls monitor parameters like conductivity, pH, and differential pressure in real-time.

  • Regeneration Efficiency: Proprietary regeneration processes minimize chemical usage and waste, promoting environmental sustainability.

  • Benefit: Quick installation and scalability for growing operations, reducing capital expenditure.

General System Specifications 

Flow Rate : 5 - 500 m³/h (per unit) Scalable

OperatingPressure: Up to 45 bar

Design pressure: 15 bar

OperatingTemperature: <60°C 

PLC-controlled with low energy consumption (20-30% less than conventional systems).

 

Materials of Construction

Stainless Steel (316L/304), MS Rubber-lined 

Corrosion resistant  

Footprint

Compact skid-mounted: 5-20 m² depending on capacity

Modular for easy installation and expansion.

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Prefabricated and Modular Condensate Polishing Units

GreenPebble supplies factory assembled modular Condensate Polishing Unit that minimize site work and installation timelines. These skid-mounted systems require limited civil construction and allow phased capacity expansion.

 

Prefabricated CPUs are ideal for projects with space constraints, tight timelines, or remote locations. Modular construction ensures consistent quality and ease of relocation if required.

Reviewing Reports at Desk

Get a Customized Condensate Polishing Unit 

Every stream has unique characteristics. Our engineering team evaluates influent quality, flow variation, site constraints, treated water reuse objectives, and regulatory requirements before recommending the most suitable CPU configuration.

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GreenPebble Technologies LLP

GreenPebble Technologies

Copyright GreenPebble Technologies LLP, 2026

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222 Shukan Mall, Science City Road,
Ahmedabad, Gujarat, INDIA
​+91 749 000 2323

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