Velux Windows with Rain Sensors for Enhanced Safety

S.C.O.R.E. → Safety → Security

Overview

Velux windows equipped with rain sensors provide a crucial solution for homeowners by automatically closing when precipitation is detected. This feature not only prevents water damage inside the home but also enhances the overall safety and comfort of living spaces.

Benefits

• Prevents water damage by closing windows automatically during rain.
• Enhances home safety by reducing the risk of flooding in living areas.
• Improves energy efficiency by maintaining optimal indoor conditions.

Intent

The purpose of this capability is to ensure that Velux windows respond promptly to weather changes, automatically closing when rain is detected. This leads to a safer and more controlled indoor environment for inhabitants.

Preconditions

• Velux windows with integrated rain sensors installed.
• Home Assistant configured to receive rain sensor data.
• Internet connection for cloud-based functionality.
• Home Assistant installed and configured.
• Integration available and authenticated: Z-Wave JS.
• Device installed and reachable: Outdoor Sun Shades.

Actors

• Homeowner monitoring weather conditions
• Family members enjoying a dry indoor environment
• Guest staying in the home

Trigger

The capability is triggered when the rain sensor detects precipitation.

Workflow Diagram

flowchart TD
    A[Rain Sensor Detects Precipitation] -->|check| B{{Is Rain Detected?}}
    B -->|Yes| C[Close Velux Windows]
    C --> D[Prevent Water Damage]
    B -->|No| E[Keep Windows Open]

Workflow Description

1. Rain Detection

The rain sensor integrated into the Velux windows detects the onset of precipitation.

2. Signal Processing

The rain sensor sends a signal to the Home Assistant system indicating that rain has been detected.

3. Decision Making

Home Assistant evaluates the signal to confirm if the rain detection threshold has been met.

4. Window Closure

If rain is confirmed, the system commands the Velux windows to close automatically.

5. Notification

The homeowner receives a notification via the Home Assistant app that the windows have been closed due to rain.

Postconditions

After the capability completes, the Velux windows are securely closed, preventing any water from entering the home, thus ensuring a dry and safe indoor environment.

Optional Enhancements

• Integrate with smart home security systems for alerts when windows are closed.
• Add a feature to open windows when rain stops after a set period.
• Enable voice control for manual override of window operations.

Recommended Components

Source Examples

• 2026.1: Home is where the dashboard is ?? – Home Assistant (homeassistant)