The smart wall-mounted panel heater Mill Glass Smart WiFi Panel Heater Gen. 4 (GL400WIFI4) has a power output of 400W and brings Scandinavian design and advanced technology to your home, making it ideal for rooms from 4 to 6 m² 

✔ Its gleaming white glass front, combined with a sturdy steel frame, adds luxurious minimalism and durability to any wall 

✔ It features the revolutionary Mill PID Wattage Tech, which gradually adjusts the power output to maintain a steady temperature while using minimal electricity, as well as Mill Predictive Heating, which anticipates your room’s heating needs and switches on automatically at the right time 

✔ It supports 2.4GHz WiFi, the Zigbee 3.0 protocol and full compatibility with the global Matter standard, working seamlessly with Apple Home, Google Home, Amazon Alexa and the Mill app 

✔ It features smart open-window detection, an adjustable thermostat with settings memory, and IPX4 water-resistance certification for safe installation in your bathroom 

✔ With a comprehensive safety package that includes overheating protection and a child lock, you can enjoy uncompromising quality, premium style and soothing warmth every day.

Forget the old heaters that switch on and off abruptly, wasting electricity and causing uncomfortable temperature fluctuations. Mill’s 4th-generation panel heater features the innovative Mill PID Wattage Tech, which gradually adjusts its 400-watt output as it approaches your target temperature, keeping the room’s climate perfectly steady. Meanwhile, with Mill Predictive Heating, the device learns how quickly your room heats up and automatically starts earlier so it welcomes you with the perfect warmth right on time. Enjoy pinpoint temperature accuracy, zero energy waste, and unbeatable comfort.

Take full control of your comfort and experience what it’s like to live in a truly connected home of the future. The Mill GL400WIFI4 features 2.4 GHz WiFi, supports Zigbee 3.0 and is fully compatible with the modern Matter standard. This means you can seamlessly integrate it with your favourite system, whether you use Apple Home and Siri, Google Home or Amazon Alexa. Use the easy-to-use Mill app on your smartphone or simple voice commands to adjust the temperature and set weekly schedules from wherever you are. Enjoy limitless flexibility, exceptional smart convenience and warmth with no effort.

Who said a heating panel can’t be a sophisticated work of modern art in your room? The Mill Glass Gen. 4 panel heater is sure to turn heads with its gleaming white glass front and sturdy high-quality steel construction. With its extremely compact dimensions (50.7 x 38.4 x 7.8 cm), it blends discreetly into your wall and provides ideal heating for small spaces of 4 to 6 square metres, such as small bedrooms, offices or guest rooms. The glass surface is quick to clean and keeps its gleaming appearance for years to come. Enjoy superior Scandinavian design, lasting durability and maximum space savings.

Enjoy a wonderfully warm bathroom, even on the coldest winter days, with complete peace of mind. The panel features IPX4 splash-proof certification, making it perfectly safe to install in your bathroom. It includes a smart Open Window detection function that switches off the heating when you ventilate the room, as well as settings memory that retains your preferences even after a power outage. It is equipped with overheating protection and a dedicated child lock, and comes with a leading 60-month warranty. Enjoy the highest level of safety for the whole family, zero waste, and lifelong peace of mind.

• Energy-efficient 400W output for rooms of 4–6 m²: Ideal heating coverage for small bedrooms, offices, guest rooms and bathrooms.
• Mill PID Wattage Tech: Automatically adjusts the output to maintain a perfectly stable climate while significantly reducing energy consumption.
• Mill Predictive Heating: Learns your room’s heating patterns to reach the desired temperature right on time.
• Full Matter, Zigbee 3.0 & Wi-Fi connectivity: Seamlessly connects to Apple Home, Google Home, Amazon Alexa and the Mill app.
• White glass front & steel frame: Premium Scandinavian Gen. 4 design, highly durable and easy to clean.
• Compact dimensions (50.7 x 38.4 x 7.8 cm): Ultra-slim profile that fits elegantly on the wall without taking up space.
• IPX4 splash-proof rating: Fully protected against water splashes and safe for bathroom installation.
• Smart Open Window function & settings memory: Prevents energy waste while airing the room and retains settings after a power outage.
• Overheating protection & child lock: Maximum safety for homes with children and pets.