The HERU 100 S EC is a high-performance Mechanical Ventilation with Heat Recovery (MVHR) unit designed to provide continuous fresh, filtered air whilst recovering heat that would otherwise be lost from your home or building. Ideal for apartments, small houses, offices, and other energy-efficient buildings, it helps maintain a comfortable indoor environment while reducing heating costs.

Using a highly efficient rotary heat exchanger, the HERU 100S EC captures heat from stale extract air and transfers it to incoming fresh air, delivering excellent energy savings without compromising ventilation quality. With quiet EC fans, smart controls, and app connectivity, it offers a modern and user-friendly solution for healthy indoor living.

Key Features

• Regenerative, non-hygroscopic, aluminium rotating heat exchanger located in the centre of the unit.
• Low energy, high performance EC fans
• Up to 84% heat recovery efficiency
• Large surface Pollen Grade F7 filter (inlet and outlet) is the highest specification available for any residential ventilation system
• Increases thermal comfort by heat recovery or night cooling recovery
• Low sound level
• Constructed in Galvanized and Aluzinc Steel
• Insulated with 50mm dense mineral wool for quietness and facilitates use in any warm or cold space
• No condensate drain required

Wireless Intelligent IQ Control System

This unit comes complete with an Intelligent control system for a healthy and energy-efficient indoor climate.

• Connects wirelessly to your AXCO HERU MVHR unit with an operating range of approximately 50m through walls and floors.
• User friendly 4.3” touch panel (including docking station) with status bar for quick overview
• APP – ability to control / monitor through smartphone App
• Colour Theme – choose light or dark colour to suit your home
• Holiday Mode – energy saving facility
• 7 Day Scheduler – set up to your home requirements
• Clock – Screen saver shows time and internal/external temperatures
• Alarm History – Real-time diagnostics functionality

Technical Specifications

• Fan Speeds – RPM
• Max Flow - Free Blowing (L/S)121
• Maximum Airflow: 390 m³/h
• Heat Recovery Efficiency: 84.4%
• Duct Connections 160mm
• Sound Level: 43 dB(A) at 3m
• Power Supply: 230V Single Phase
• Fan Power: 200W
• Inlet Orientation: Side
• Touch Panel
• App Controlled via Cloud
• Regenerative Heat Recovery
• Max Speed (RPM) 3000
• Specific Fan Power: 0.38%
• Weight (KG) 59kg
• Dimensions (L x W x H) (mm) 1074 x 563 x 488

2 year warranty