The HRU-PremAIR-450 is engineered for larger residential properties and light commercial spaces, delivering a powerful nominal airflow of 450 m³/h at 100 Pa. This unit combines high-efficiency heat exchange with a cutting-edge EPP self-supporting casing, ensuring superior energy performance and quiet operation. Full wireless connectivity and control via a mobile application make the HRU-PremAIR-450 a state-of-the-art solution for modern, demanding ventilation projects.
Core Technical Advantages
High-Capacity Performance: Perfectly suited for larger homes, providing ample ventilation capacity while maintaining exceptional energy efficiency.
Certified High Efficiency: Achieves a certified thermal efficiency of 88.2% (acc. to EN 13141-7 and EU 1254/2014), guaranteeing compliance with ErP2018 standards and delivering substantial energy savings.
Intelligent Climate Control: Equipped with a fully modulating by-pass to enable automatic free-cooling and free-heating functions, optimising indoor comfort throughout the year.
Installation-Friendly Design: The unit's light weight of only 35 kg, combined with included wall mounting racks and feet, ensures a straightforward and secure installation process.
Durable & Serviceable: Features replaceable duct connections and provides easy access for filter maintenance, ensuring long-term reliability and performance.
Innovative EPP Casing & Construction
The HRU-PremAIR-450 leverages an advanced casing made from Expanded Polypropylene (EPP). This material is central to the unit's class-leading performance, offering significant benefits for system designers, installers, and property owners.
Exceptional Insulation: The EPP casing provides excellent thermal and acoustic insulation, minimising energy loss and reducing operational noise to a comfortable 48 dB(A).
Robust & Lightweight: EPP offers high mechanical resistance to withstand the rigours of transport and installation, all while keeping the total unit weight to a minimum.
Airtight Construction: The precision-moulded casing ensures an airtight seal, preventing internal and external leakages and maximising the efficiency of the heat recovery process.
Technical Specifications
Technical Data for HRU-PremAIR-450
Parameter
Value
Maximum Air Flow
450 m³/h (@ 100 Pa)
Thermal Efficiency (EN 13141-7)
88.2%
Maximum Power Consumption
220 W
Sound Power Level (LWA)
48 dB(A)
Weight
35 kg
Heat Exchanger
Counterflow (PET)
Filters (Standard)
ISO Coarse 70% (G4)
Built-in RH Sensor
Yes
Dimensions (W x H x D)
730 x 906 x 502 mm
Advanced Wireless Control
The HRU-PremAIR-450 puts advanced control at your fingertips. Its intelligent PCB allows for a completely wireless ecosystem, providing ultimate flexibility in operation and monitoring.
Total Remote Management: Connect the unit to a Wi-Fi network for comprehensive control via the intuitive mobile application or any web browser.
Demand-Based Ventilation: Pair the unit with remote wireless CO₂ and RH sensors to enable fully automatic, demand-controlled ventilation that optimises air quality and energy use.
Smart Home Ready: Designed for easy integration with modern smart home systems like Loxone for a unified building management experience.
