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Industrial wastewater pre-treatment station at ContiTech Romania — over 95% recovery rate
CASE STUDY

Industrial wastewater pre-treatment station at ContiTech Romania — over 95% recovery rate

18 March 2026

The station integrates multiple treatment stages and processes approximately 500 l/h, with a recovery rate exceeding 95%, meeting all current legal requirements.

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Klarwin receives "Innovation for a Sustainable Future Award" at The Diplomat Awards 2025
NEWS10 December 2025

Klarwin receives "Innovation for a Sustainable Future Award" at The Diplomat Awards 2025

A recognition of 20 years of consistency and the impact that Klarwin solutions have in essential industries, for the environment and for the community.

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Klarwin and Oizom at Genesis International School — an air quality workshop for students
NEWS18 November 2025

Klarwin and Oizom at Genesis International School — an air quality workshop for students

Together with Oizom, Klarwin ran an interactive air quality workshop at Genesis International School — and the students built an AirOwl sensor that now stays in their classrooms.

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Klarwin present at International Colloquium — Energy and Environmental Protection, at UPG Ploiești
NEWS18 November 2025

Klarwin present at International Colloquium — Energy and Environmental Protection, at UPG Ploiești

A full day dedicated exclusively to Klarwin team presentations on solutions and technologies for reducing industrial environmental impact.

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Adrian Dobre, Klarwin CEO, at Zilele Biz 2025 — on leadership, resilience and turning challenges into progress
NEWS19 September 2025

Adrian Dobre, Klarwin CEO, at Zilele Biz 2025 — on leadership, resilience and turning challenges into progress

The Klarwin founder spoke at Romania's largest business event, in dialogue with Marta Usurelu, about decisions, authentic leadership and responsibility towards communities and the environment.

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Aquascan TM3 — the new Gutermann solution for leak detection on transmission mains, now available through Klarwin
NEWS4 July 2025

Aquascan TM3 — the new Gutermann solution for leak detection on transmission mains, now available through Klarwin

Klarwin brings to Romania exclusively the latest Gutermann technology for leak detection on transmission mains. The international launch took place at the 25th edition of ExpoApa.

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The Klarwin story in Capital magazine — technological leadership with concrete industrial impact
NEWS20 June 2025

The Klarwin story in Capital magazine — technological leadership with concrete industrial impact

A Romanian company with industrial DNA and European vision, featured in Capital magazine as an example of technological leadership across 15+ industries.

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ZONESCAN 850 — Gutermann's most advanced water leak detection logger, now available through Klarwin
NEWS28 May 2025

ZONESCAN 850 — Gutermann's most advanced water leak detection logger, now available through Klarwin

Two operating modes (Lift & Shift or Drive-by), advanced correlation algorithms, durable stainless steel design and integration with ZONESCANSMART platform and Gutermann Cloud.

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20 years of Klarwin — TECNinox partnership in injectable solution processing
NEWS17 April 2025

20 years of Klarwin — TECNinox partnership in injectable solution processing

Two decades of trust, stability and performance in the pharmaceutical industry. Installations that have operated without interruption, constantly adapted to evolving GMP requirements.

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Klarwin and Gutermann test cutting-edge technology for water loss reduction in Romanian public networks
NEWS16 April 2025

Klarwin and Gutermann test cutting-edge technology for water loss reduction in Romanian public networks

Real-world testing on a Romanian water company's network, as part of the strategic partnership dedicated to Non-Revenue Water (NRW) reduction.

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Zonelog – A new compact pressure and flow monitoring solution for rapid Non-Revenue Water Reduction, now available in the regional market through Klarwin
NEWS12 March 2025

Zonelog – A new compact pressure and flow monitoring solution for rapid Non-Revenue Water Reduction, now available in the regional market through Klarwin

Growing concerns about water efficiency and reducing losses in distribution networks are driving operators to adopt advanced monitoring and control technologies.

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Klarwin becomes a Platinum Member of ISWA, strengthening its commitment to sustainability
NEWS22 January 2025

Klarwin becomes a Platinum Member of ISWA, strengthening its commitment to sustainability

Klarwin has taken a significant step in its commitment to sustainability by becoming a Platinum Member of the International Solid Waste Association (ISWA).

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Pollusense – A state-of-the-art air quality monitoring technology offered by Klarwin to the regional market
NEWS20 November 2024

Pollusense – A state-of-the-art air quality monitoring technology offered by Klarwin to the regional market

Klarwin brings the Pollusense portable air quality monitoring technology to the regional market, developed by Oizom.

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Klarwin becomes Oizom's partner for the regional market. State-of-the-art solutions for Air Quality Monitoring
NEWS15 February 2024

Klarwin becomes Oizom's partner for the regional market. State-of-the-art solutions for Air Quality Monitoring

Klarwin expands its portfolio with new air quality monitoring technologies through a partnership with Oizom, present in over 50 countries.

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Klarwin in the spotlight — product launches, strategic partnerships, and industry milestones.

Stay informed about our latest developments: new technologies added to the portfolio, presence at international exhibitions, and the partnerships that strengthen our position as a regional leader in fluid management.

Case Studies

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Industrial wastewater pre-treatment station at ContiTech Romania — over 95% recovery rate
CASE STUDY18 March 2026

Industrial wastewater pre-treatment station at ContiTech Romania — over 95% recovery rate

The station integrates multiple treatment stages and processes approximately 500 l/h, with a recovery rate exceeding 95%, meeting all current legal requirements.

READ →
Third ecological storage cell built by Klarwin in the past year — Brașov Zonal Deposit
CASE STUDY17 March 2026

Third ecological storage cell built by Klarwin in the past year — Brașov Zonal Deposit

The fourth infrastructure project coordinated by Klarwin as general or specialty contractor. Waterproofing, leachate collection and monitoring systems exceeding national legislation requirements.

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Contamination control training programme for international automotive manufacturer
CASE STUDY13 February 2026

Contamination control training programme for international automotive manufacturer

Two stages — webinar for teams from Romania, Spain and Portugal, followed by hands-on application — based on VDA 19, ISO 16232 and ISO 14644, including hybrid vehicle components.

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Klarwin desalination plant restores tap drinking water for Târnăveni residents
CASE STUDY17 December 2025

Klarwin desalination plant restores tap drinking water for Târnăveni residents

The desalination plant designed, manufactured and integrated by Klarwin was commissioned in Târnăveni on an accelerated timeline, providing the community with rapid access to safe drinking water.

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Drinking water restored in Fântânele after Praid salt mine incident, with Klarwin desalination system
CASE STUDY16 December 2025

Drinking water restored in Fântânele after Praid salt mine incident, with Klarwin desalination system

The Klarwin desalination system installed in Fântânele has been accepted and commissioned. The Public Health Directorate confirmed that the water meets all quality and safety standards.

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Slobozia ecological waste deposit completed by Klarwin as general contractor in 7 months
CASE STUDY8 August 2025

Slobozia ecological waste deposit completed by Klarwin as general contractor in 7 months

16,831 sqm waterproofed surface, 235,000 m³ total storage volume and advanced leachate collection systems — delivered on time and to high standards.

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KLAR100 MF/UF — Klarwin's containerized ultrafiltration station completes acceptance tests
CASE STUDY16 July 2025

KLAR100 MF/UF — Klarwin's containerized ultrafiltration station completes acceptance tests

Designed and built entirely at Klarwin's Iernut factory, the KLAR100 MF/UF station delivers microbiologically pure water from surface sources, using Asahi Microza membrane ultrafiltration and smart monitoring.

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Chemical pickling and passivation for industrial pipelines — project for one of Romania's largest shipbuilders
CASE STUDY2 June 2025

Chemical pickling and passivation for industrial pipelines — project for one of Romania's largest shipbuilders

Alkaline degreasing, acid pickling, successive rinsing, compressed air drying and conservation oil protection — validated to NAS 1638 standard, with Oizom hazardous vapour monitoring.

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Factory Acceptance Test completed for 6 Amiad automatic filters for the new power plant in central Romania
CASE STUDY30 April 2025

Factory Acceptance Test completed for 6 Amiad automatic filters for the new power plant in central Romania

2 automatic filters with 3,100 m³/h flow rate and 4 filters at 34 m³/h, successfully validated for the turbine and generator cooling process.

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HORSE Romania x Klarwin project — significant water savings with minimal operational costs
CASE STUDY4 April 2025

HORSE Romania x Klarwin project — significant water savings with minimal operational costs

Through lab validation, on-site pilot testing and tailored technical implementation, we achieved significant water savings for HORSE Romania (Renault Group).

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Air quality monitoring with Oizom sensors at waste deposits – Case Study
CASE STUDY18 February 2025

Air quality monitoring with Oizom sensors at waste deposits – Case Study

Waste deposits generate a complex mix of pollutants, and odors resulting from organic waste decomposition affect the quality of life in surrounding areas.

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Klarwin, four years of environmental performance in Cluj
CASE STUDY13 April 2022

Klarwin, four years of environmental performance in Cluj

Klarwin, a technology leader in wastewater treatment and water source treatment, has been the only company that took on, since 2017, the management of leachate generated by the non-compliant waste deposit in Cluj (Pata Rât). The station, which was commissioned in May 2018, has treated nearly 170 million litres of leachate.

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Klarwin, an example of good practices in the treatment of leachate – Bârcea Mare Waste Management Center
CASE STUDY13 May 2021

Klarwin, an example of good practices in the treatment of leachate – Bârcea Mare Waste Management Center

Klarwin delivered, installed and started operating a mobile leachate treatment plant within four days.

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Sterilizing filtration – Upgrade
CASE STUDY23 November 2020

Sterilizing filtration – Upgrade

A major injectable producer in Romania optimized their sterilizing filtration process, reducing filtration time from 380 to 47 minutes using a single dual-role filter cartridge.

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Case study: Pickling, passivation and flushing for hydraulic pipelines
CASE STUDY18 November 2020

Case study: Pickling, passivation and flushing for hydraulic pipelines

Over 3,000 m of hydraulic pipeline for a rolling mill, cleaned through pickling, passivation and high-performance flushing, reaching ISO 4406 cleanliness class within one month.

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Case Study: Treating well water to provide drinking water
CASE STUDY7 September 2020

Case Study: Treating well water to provide drinking water

A component processing plant implemented an automated well water treatment system based on reverse osmosis with blending, achieving drinking water quality at reduced costs.

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Emergency environmental issue solved with Klarwin reverse osmosis system – Cluj, Romania
CASE STUDY4 July 2020

Emergency environmental issue solved with Klarwin reverse osmosis system – Cluj, Romania

The Pata Rât Municipal dump, near Cluj, occupies an area of 8.96 ha with 400.000 m³ waste/year stored. The dump surface is unbalanced, with waste deposit heights ranging from 3 -15 m, dump slopes exceeding 45°, forming embankments near the Zăpodie st

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Real projects, measurable results — how we solve complex challenges for our clients.

From pharmaceutical filtration upgrades to emergency environmental interventions, each case study demonstrates our approach: deep technical analysis, proven solutions, and outcomes that make a difference.

Blog & Insights

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Adrian Dobre, Klarwin founder, invited to "Temerarii" show on Digi24
BLOG18 October 2025

Adrian Dobre, Klarwin founder, invited to "Temerarii" show on Digi24

A conversation about vision, courage and sustainability, after 21 years in which Klarwin built a story about industrial performance.

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For every glass of water consumed, another is lost — how Aguardio cuts the waste
BLOG18 March 2025

For every glass of water consumed, another is lost — how Aguardio cuts the waste

At SustainAbility 2025, Klarwin's Lucian Pavel presented how Aguardio's IoT sensors cut residential water consumption by up to 30% — and the 50-70% network losses Romania still faces.

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Smart cities and air quality management in hot weather
BLOG15 August 2024

Smart cities and air quality management in hot weather

Extreme temperatures significantly increase the impact of pollution on public health. Prolonged heatwaves require stringent practices to control air quality.

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Detecting forest fires through Air Quality Monitoring
BLOG25 July 2024

Detecting forest fires through Air Quality Monitoring

Extreme temperatures and prolonged droughts have significantly increased the risk of wildfires, even in areas where they were not a major issue in the past.

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Monitoring odor discomfort from wastewater treatment plants
BLOG10 July 2024

Monitoring odor discomfort from wastewater treatment plants

Efficient management of odors is crucial for maintaining a positive relationship between treatment plants and surrounding communities.

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Sensors for continuous monitoring of meteorological parameters, essential tools for smart cities
BLOG20 June 2024

Sensors for continuous monitoring of meteorological parameters, essential tools for smart cities

In the context of climate change and extreme weather events, access to precise, real-time meteorological data becomes a necessity.

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Air quality monitoring in the industrial sector
BLOG30 April 2024

Air quality monitoring in the industrial sector

Compliance with environmental legislation and ESG norms poses a significant challenge for many industries today.

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The Impact of urban development on air quality
BLOG28 March 2024

The Impact of urban development on air quality

Rapid urban development comes with negative consequences for the environment and public health, with a major role played by particulate matter from construction.

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Filtermist is good for your health!
BLOG19 November 2020

Filtermist is good for your health!

How workplace pollution affects respiratory health and how Filtermist equipment helps prevent occupational lung diseases like COPD.

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Impact of filtration on organoleptic properties of bottled wine
BLOG24 July 2020

Impact of filtration on organoleptic properties of bottled wine

How to filter wine before bottling without affecting its organoleptic properties: a technical guide for pre-filtration and final filtration with Pall products.

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Engineering knowledge, shared openly — insights on fluid management, air quality, and sustainability.

Our engineering team shares technical expertise on the topics that matter: water treatment, industrial filtration, environmental monitoring, and the technologies shaping the future of responsible resource management.

Klarwin Gets Involved

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The riverbank of the Bega River cleaned up by volunteers with support from Klarwin
COMMUNITY12 April 2024

The riverbank of the Bega River cleaned up by volunteers with support from Klarwin

Over 30 volunteers from Timișoara and Balinț joined a comprehensive cleanup effort along the Bega River, supported by Klarwin.

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Klarwin and Teva launched the „Redăm Verdele Naturii” cleanup project, with support from „Let’s do it, Romania!”
COMMUNITY23 May 2022

Klarwin and Teva launched the „Redăm Verdele Naturii” cleanup project, with support from „Let’s do it, Romania!”

Klarwin, a European leader in industrial filtration, separation and purification, in partnership with Teva Pharmaceutical Industries, a global leader in generic medicines, launched the „Redăm Verdele Naturii” (Returning the Green to Nature) cleanup project under the auspices of „Let’s do it, Romania!”.

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Klarwin opens 12 drinking water distribution points at Pata Rât, in two areas previously without this facility
COMMUNITY27 April 2022

Klarwin opens 12 drinking water distribution points at Pata Rât, in two areas previously without this facility

Klarwin, a technology leader in wastewater treatment and water source treatment, announces the completion of works to make drinking water accessible to the four communities at Pata Rât. On Thursday, the company installed and connected two distribution kits to the water source.

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Klarwin supports „Let’s do it, Romania!”
COMMUNITY17 September 2021

Klarwin supports „Let’s do it, Romania!”

Klarwin announces its support for the largest cleanup project initiated by „Let’s do it, Romania!”. Klarwin’s support consists of both allocating financial resources for the organization’s programs and the voluntary involvement of the team.

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Klarwin joins a large-scale cleanup campaign in Timiș, alongside Balinț City Hall
COMMUNITY27 August 2021

Klarwin joins a large-scale cleanup campaign in Timiș, alongside Balinț City Hall

Klarwin joins a large-scale cleanup campaign aimed at waste collection and the cleaning of Balinț commune, in Timiș county. The actions are carried out in partnership with the Timiș Intercommunity Waste Development Association (ADID), the Romanian Institute for Youth Development, and with support from SC RETIM Ecologic Service SA.

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Klarwin equips Cluj-Napoca Municipal Hospital with Blueair air purifiers
COMMUNITY9 June 2021

Klarwin equips Cluj-Napoca Municipal Hospital with Blueair air purifiers

Klarwin, a technology leader in wastewater treatment and drinking water source treatment, today, June 8th, donated ten air purifiers to the Cluj-Napoca Municipal Clinical Hospital. The devices are manufactured by Blueair and are part of the HealthProtect™ range.

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Klarwin invests in making fresh water accessible to the communities of Pata- Rât
COMMUNITY13 May 2021

Klarwin invests in making fresh water accessible to the communities of Pata- Rât

Klarwin announces today, April 22 nd , the signing of a collaboration agreement with Asociația de Dezvoltare Intercomunitară Zona Metropolitană Cluj. The objective of this partnership is to increase access to fresh water for the communities of Pata-R

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Klarwin donated 4 tons of food for the Pata – Rât communities
COMMUNITY13 May 2021

Klarwin donated 4 tons of food for the Pata – Rât communities

Klarwin continues its efforts to increase life quality of the inhabitants of Pata-Rât and donates four tons of food. The packages will be distributed to the four local communities through the Asociația de Dezvoltare Intercomunitară Zona Metropolitană

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Beyond engineering — Klarwin's commitment to the communities we serve.

From providing clean water access to vulnerable communities to environmental cleanup initiatives, we believe that sustainable impact starts with genuine involvement in the world around us.