IDUNN Asia Product Line
IDUNN HS-4® and LOOP®
Two core products under the IDUNN® SYSTEM™ vision: oxygen-enriched therapeutic bathing and intelligent oxygenated water for daily use.

Product 01
IDUNN HS-4® Tub
Signature oxygen-enriched therapeutic bathing system
The brochures describe IDUNN® tubs as combining minimalist design, tablet-enabled controls, and oxygen-focused bathing technology for routine wellness support.
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Built around IDUNN® technology and oxygenated bathwater routines
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Tablet/app-enabled controls for temperature, timing, and session setup
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Selected models include LED mood/color lighting features
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Model families in brochures include Noa, River, Future, and Clara
IDUNN HS-4® and LOOP®

Product 02
LOOP® Water System
Intelligent oxygenated water for daily hydration
LOOP® is presented as a next-generation oxygenated water system developed in Europe, designed for home and clinic use.
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Oxygenation capacity stated as about 1 liter every 6 minutes
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No chemical use during oxygenation process
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Includes activated carbon filter (stated 600-liter capacity)
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Produces oxygen-enriched purified water in minutes
Complete Product Explanation
This section summarizes how each product works, what is included, and what customers should prepare before usage.
IDUNN HS-4® / IDUNN® Tub System
What It Is
IDUNN® tubs are described as oxygen-focused therapeutic bathtubs that combine water circulation, heating, and oxygenation routines with tablet-based controls.
How It Works (User Side)
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Fill and prepare bathwater according to installation setup
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Use the dedicated control tablet to start and manage sessions
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Set water temperature, cycle timing, and session preferences
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On selected models, adjust built-in LED mood/color lighting
Series 5 / PODS Platform Features
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Easy setup flow with app-guided onboarding
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Access to three different operating programs
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Create personal user profiles for custom routines
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Manage cleaning and maintenance tasks
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Receive live product updates
Models Mentioned In Documents
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Noa, River, Future, Clara (brochure model families)
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Noa Large, Noa Medium, Clara (prep guide specification table)
Technical & Installation Highlights
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Single-phase electrical operation
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Prep guide notes 240V system with C-curve 16A breaker
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30 mA residual current device requirement (site electrical safety)
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Inlet connection: 3/4 inch flexible pipe
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Main drain: 1 1/2 inch, secondary drain: 2 inch
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Required preheated softened water around 38 C
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Water hardness guidance: max 53.4 PPM (prep guide reference)
Service & Warranty Notes
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Brochure states 5-year warranty on IDUNN module components
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Warranty enforcement requires verified handover sheet (brochure note)
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Control box/service access should follow authorized technician guidance
Oxygen Microbubble and Heat-Energy Concept
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Trademarked oxygenation process is described as increasing oxygen content significantly
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Micro-formations are presented as supporting natural cleansing and hydration
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Heat retained in water is positioned as supporting consistent warmth and comfort
LOOP® Intelligent Oxygenated Water System
What It Is
LOOP® is described as a next-generation oxygenated water system that converts ordinary drinking water into oxygen-enriched purified water for home or clinic use.
How It Works (User Side)
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Fill the system with water and operate with standard household power
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System oxygenates and filters water for direct daily consumption
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Brochure output guidance: about 1 liter every 6 minutes
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Brochure also notes recommended non-continuous usage pattern
Core Specs From Brochure
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Dimensions: approx. 490 x 290 x 270 mm
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Water tank range: 1.2 to 1.5 liters
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Voltage range: 110 to 240 V
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Each unit includes a unique serial number
Included & Replaceable Parts
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Includes activated carbon filter
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Filter capacity reference: about 600 liters / 160 gallons
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Filter replacement required when depleted (unit indication)
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Brochure spare-part guidance: carbon filter replacement every 6 months
Service-Part Planning References
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Pump lifespan reference: 50,000 hours
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UV light lifespan reference: 100,000 hours
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No chemicals used during oxygenation (brochure statement)
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No external oxygen intake used during oxygenation (brochure statement)
Product Videos
Watch demonstrations, installation overviews, and real-world product usage sessions.
IDUNN HS-4® Overview
Explore the key features, controls, and session experience of IDUNN HS-4®.
IDUNN HS-4® Overview
Explore the key features, controls, and session experience of IDUNN HS-4®.
Document Library
View brochures online or download PDF files directly.
IDUNN Brochure
Main brochure covering brand and core product story.
IDUNN Brochure (Alt)
Alternative brochure version with expanded company and science content.
LOOP by Idunnasia
LOOP® product details, FAQ, and specification summary.
IDUNN Tub Prep Guide
Installation preconditions and technical requirements for IDUNN® tubs.