Advanced indoor climate monitoring for Home Assistant with multi-room support, intelligent severity scoring, trend analysis, ventilation recommendations, and a built-in sidebar panel.
Current Version: 2.5.1 Quality Scale: Gold Tier ๐ฅ
- Multi-room monitoring โ Humidity, temperature, CO2, VOC, formaldehyde, and pressure
- Intelligent severity scoring โ 0โ100 score per room and globally
- Multiple sensors per room โ Average calculated automatically across sensors
- Season-based thresholds โ Different humidity limits for summer and winter
- Pressure sensor support โ Informational only, does not affect severity score
- Mold risk monitoring โ Per-room and global mold risk (Low/Moderate/High/Critical) based on humidity and temperature
- 30-minute rolling window โ Rising/Falling/Stable for humidity, CO2, and severity
- Linear regression โ Slope-based trend detection, not just point-to-point
- Indoor/Outdoor classification โ Outdoor windows vs. internal doors
- Air circulation monitoring โ Good/Moderate/Poor based on open internal doors
- Severity bonus โ 5% reduction when air circulation is good
- Ventilation recommendations โ Yes/No/Optional based on indoor climate + weather
- Sidebar panel โ Live overview, per-room details, ventilation tab
- Three tabs โ Overview, Rooms, Ventilation
- Session cache โ Instant load from cache while fresh data fetches
- Skeleton loader โ Smooth first-load experience
- Per-room mold risk โ Low / Moderate / High / Critical calculated from humidity + temperature
- Global average โ Hub sensor
mold_risk_avgaggregates across all rooms - Dedicated sensor support โ Optional per-room dedicated humidity sensor for mold calculation; falls back to room humidity sensor
- Informational only โ Does not affect severity scoring (same principle as pressure)
- Visible everywhere โ Shown on all Lovelace cards and the sidebar panel
- Diagnostics โ Download full diagnostics from Settings โ Devices & Services
- System health โ Appears in Settings โ System โ System information
- Repair flow โ Actionable issues in Settings โ System โ Repairs for unavailable sensors and coordinator failures
- Error handling โ
ConfigEntryNotReadyon startup,UpdateFailedon update cycle - Unit tests โ Full test suite in
tests/
- Automation Blueprint โ Ready-made notification automation with cooldown
- 19 hub sensors โ All accessible in automations and dashboards (including
mold_risk_avg) - Per-room metric sensors โ Separate HA entities per room for temperature, humidity, CO2, pressure
- Open HACS in your Home Assistant
- Go to Integrations
- Click the three dots (โฎ) โ Custom repositories
- Add
https://github.com/kingpainter/indeklimaas type Integration - Search for Indeklima and install
- Restart Home Assistant
- Go to Settings โ Devices & Services โ Add Integration โ search for Indeklima
- Copy
custom_components/indeklima/to your HAcustom_components/folder - Restart Home Assistant
- Add the integration via Settings โ Devices & Services
Indeklima is configured entirely through the UI โ no YAML required.
Setup: Settings โ Devices & Services โ Add Integration โ Indeklima
Per room you can configure:
- Humidity sensors
- Temperature sensors
- CO2 sensors
- VOC sensors
- Formaldehyde sensors
- Pressure sensors (informational)
- Window and door sensors (outdoor/indoor classification)
Options (after setup):
- Humidity thresholds (summer/winter)
- CO2, VOC, formaldehyde thresholds
- Weather entity for ventilation recommendations
- Add, edit, or delete rooms
Physical Sensors โ HA States โ IndeklimaDataCoordinator
โโโ Calculates averages
โโโ Calculates severity scores (0โ100)
โโโ Tracks 30-minute trends
โโโ Checks ventilation conditions
โโโ Updates coordinator.data
โ
Sensor Entities (18 hub + per-room)
โ
WebSocket API โ Sidebar Panel
Severity scoring:
| Metric | Max points |
|---|---|
| Humidity | 30 |
| CO2 | 30 |
| VOC | 20 |
| Formaldehyde | 20 |
| Pressure | 0 (informational only) |
| Mold risk | 0 (informational only) |
| Air circulation bonus | โ5% |
Status thresholds:
| Score | Status |
|---|---|
| 0โ29 | โ Good |
| 30โ59 | |
| 60โ100 | ๐ด Critical |
Download diagnostics: Settings โ Devices & Services โ Indeklima โ โฎ โ Download diagnostics
System health: Settings โ System โ Repairs โ โฎ โ System information โ scroll to Indeklima
Repairs dashboard: Settings โ System โ Repairs
Repair issues are raised automatically when:
- A configured sensor entity becomes unavailable
- The coordinator fails to fetch data
Issues clear automatically when the problem resolves.
pip install -r requirements_test.txt
pytest --cov=custom_components/indeklima --cov-report=term-missing| Version | Highlights |
|---|---|
| 2.5.1 | Mold risk shown on all Lovelace cards and panel โ always visible with color coding |
| 2.5.0 | Gold Tier: mold risk sensor, repair flow, fast startup (30s scan interval), diagnostics, system health |
| 2.4.1 | Repair flow, unit tests, panel scroll fix, weather display fix, __version__ source of truth fix |
| 2.4.0 | Diagnostics, system health, setup failure handling, sidebar panel, WebSocket API |
| 2.3.3 | Pressure sensor support |
| 2.3.2 | Documentation improvements |
| 2.3.1 | English constants, encoding cleanup |
| 2.3.0 | Per-room metric sensors |
| 2.2.0 | Air circulation system |
| 2.1.0 | Ventilation recommendations, automation blueprint |
| 2.0.0 | Device organisation, modern naming, trend analysis |
Full changelogs: see CHANGELOG_v2_5_1.md, CHANGELOG_v2_5_0.md, CHANGELOG_v2_4_1.md and CHANGELOG_v2_4_0.md.
- Fork the project
- Create a feature branch (
git checkout -b feature/my-feature) - Commit your changes (
git commit -m 'feat: add my feature') - Push to your branch (
git push origin feature/my-feature) - Open a Pull Request
Before contributing:
- Follow Home Assistant coding guidelines
- Run the test suite and ensure it passes
- Update documentation and translations if needed
- English in all code; Danish translations in
translations/da.json
MIT License โ see LICENSE for details.
- Bugs & feature requests: GitHub Issues
- Questions: GitHub Discussions
Before opening an issue: check HA logs, download diagnostics, include your version number.
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