Skip to content
Hydreatio
EN/DE Describe your water problem→
Liquid EngineeringVendor-neutral system planning
  • System planning→
  • Water analysis & diagnostics→
  • Technology selection→
  • Implementation & optimisation→
Rotreat / RCDTAdvanced membrane treatment
  • RCDT reverse osmosis→
  • Leachate & high-strength wastewater→
  • Rental & emergency units→
  • Reference plants→
VoigtländerWater hygiene & monitoring
  • On-site disinfection→
  • Key advantages→
  • Applications→
  • Reference sites→
AviationAircraft drinking water BuildingsDrinking water hygiene in buildings Food & beverageFood & beverage (CIP) CoolingCooling towers LandfillLandfill leachate EngineeringVendor-neutral water treatment
  • Case study library→
  • Project gallery→
  • Landfill leachate case studies→
  • Rental & emergency units→
  • Care homes: drinking water hygiene→
Aircraft drinking waterFrankfurt Airport Aircraft drinking waterMacau Airport Landfill leachateLeachate plant, Galicia Industrial wastewaterPharmaceutical wastewater, India
Guides→
  • EU 2025/20 & GH.OPS.320→
  • Legionella & TrinkwV→
  • 42. BImSchV→
  • AbwV Annex 51→
  • Operating models & financing→
White papers→
  • Legionella in Drinking Water→
  • Managing Cooling Tower Hygiene→
  • Drinking Water Hygiene in Aviation→
  • Optimising CIP Processes→
  • Manufacturer-Independent Water Treatment→
  • Operator Models for Water Treatment→
GuidesAll guides
  • All white papers→
  • Product catalogues→
▶2:04 Hydreatio: Water Comes First ▶2:13 Aircraft Drinking Water: One Controlled Supply Chain ▶2:14 RCDT: Treating Variable Landfill Leachate ▶2:09 Legionella in Buildings: The Finding, the System, the Cause ▶2:24 CIP: Shorter Cleaning Cycles, Same Hygiene Result Video library→
CompanyAbout Hydreatio
About→
  • Approach→
  • People→
  • History & experience→
Our brands→
  • Voigtländer→
  • Rotreat→
  • Liquid Engineering→
Contact→
  • Book a call→
  • Send a water analysis→
  • Smart Match assessment→
Describe your water problem→Send a water analysisTalk to our team
MenuEN/DE
Liquid EngineeringVendor-neutral system planning → Rotreat / RCDTAdvanced membrane treatment → VoigtländerWater hygiene & monitoring →
Aircraft drinking water → Drinking water hygiene in buildings → Food & beverage (CIP) → Cooling towers → Landfill leachate → Vendor-neutral water treatment →
Case study library → Aircraft drinking waterFrankfurt Airport → Aircraft drinking waterMacau Airport → Landfill leachateLeachate plant, Galicia → Industrial wastewaterPharmaceutical wastewater, India → Project gallery →
All guides → White papers → Product catalogues → EU 2025/20 & GH.OPS.320 → Legionella & TrinkwV → 42. BImSchV → AbwV Annex 51 → Operating models & financing →
2:04Hydreatio: Water Comes First → 2:13Aircraft Drinking Water: One Controlled Supply Chain → 2:14RCDT: Treating Variable Landfill Leachate → 2:09Legionella in Buildings: The Finding, the System, the Cause → 2:24CIP: Shorter Cleaning Cycles, Same Hygiene Result → Video library →
About Hydreatio → Approach → People → History & experience → Contact → Book a call → Send a water analysis → Smart Match assessment →
Describe your water problem→Send a water analysisTalk to our team
  1. Home
  2. Product catalogues

Knowledge

Product catalogues

Our product catalogues are being prepared and will be published here. Until then, we will send you the product documents you need directly.

Request product documents

Read in the meantime

In-depth white papers on water hygiene, water treatment and operation.

  • Water hygiene Legionella in Drinking Water 7 pages · PDF
  • Cooling water hygiene Managing Cooling Tower Hygiene 6 pages · PDF
  • Aviation water safety Drinking Water Hygiene in Aviation 5 pages · PDF
  • Food and beverage Optimising CIP Processes 5 pages · PDF
  • System planning Manufacturer-Independent Water Treatment 5 pages · PDF
  • Operating strategy Operator Models for Water Treatment 5 pages · PDF
All white papers
Hydreatio

Contact and project partner for water hygiene and manufacturer-independent water treatment.

+49 89 90 17 39 75
contact@hydreatio.org

Solutions & applications

  • Drinking water for aircraft
  • Building and drinking water hygiene
  • Food and beverage
  • Cooling systems and cooling towers
  • Landfill leachate
  • Manufacturer-independent water treatment

Guides & references

  • All guides
  • White papers
  • Product catalogues
  • Interactive project gallery
  • All references
  • EU 2025/20 and GH.OPS.320
  • Legionella and TrinkwV
  • 42. BImSchV for cooling systems
  • AbwV Annex 51
  • Operator models and financing
  • Reference: Frankfurt Airport
  • RCDT references: leachate

Company

  • About Hydreatio
  • Hydreatio Films
  • Contact

Hydreatio GmbH
Ludwig-Ganghofer-Straße 4
82031 Grünwald, Germany

Voigtländer and Rotreat are product brands within the Hydreatio group. Liquid Engineering stands for manufacturer-independent system planning.

© 2026 Hydreatio GmbH · Water comes first.

  • Imprint
  • Privacy policy
  • Cookie settings

Cookies and external media

We use technically necessary technologies so that this website works. With your consent we use additional technologies for statistics, comfort and, only if enabled, marketing. Your choice is voluntary and you can change it at any time in the cookie settings. Privacy policy

Details and providers

Categories
Required for security, page delivery, consent management and functions you explicitly request. This category cannot be switched off.
Stores optional settings and loads additional functions only after your consent. Currently in use: none.
Helps us understand how the website is used, with pseudonymised or personal usage data. Currently in use: Google Analytics 4 (Google Ireland Ltd. / Google LLC, USA), only after your consent; data types: shortened IP address, device and usage data, "_ga" cookies; transfer to the USA possible; details in the privacy policy.
Enables external media and campaign measurement. Providers may process data for their own purposes and in third countries. Currently in use: YouTube (Google Ireland Ltd. / Google LLC, USA), video playback only after a click; data types: IP address, device and usage data; transfer to the USA possible; details in the privacy policy.

Privacy policy Imprint Cookie settings

You can update these settings at any time.

A question about your water? I answer from our documented projects and approved engineering papers.

Hydreatio assistant AI

Your name and work email

Enter the 6-digit code we emailed you

AI assistant. It can make mistakes, and its answers are not a diagnosis of your plant. For anything further, please use our contact page. Privacy