Helty Flow Easy - Retro Fit Dual Flow Decentralised Wall-Mounted HRV

The Dantherm Helty Flow Easy is a compact, wall-mounted decentralised heat recovery ventilation (HRV) system engineered to deliver clean, filtered air to individual rooms without major renovations. Designed for retrofit installations and ideal for bedrooms, nurseries, small offices, and areas up to 20 m2, it provides constant dual-flow air exchange with energy efficiency and quiet operation.

This unit is perfect for combating indoor pollutants, moisture, and mould, while supporting optimal air quality with its ISO Coarse 90% + ePM2.5 65% filtration system, capturing fine dust and allergens. It features a 91% heat recovery rate, drastically reducing heating and cooling losses across seasons.

Equipped with an intuitive infrared remote control, the Flow Easy allows simple operation of four speed levels, night mode, and hyperventilation for rapid air exchange in crowded rooms. Its non-invasive install requires just two 80 mm core holes and a power connection, making it a go-to solution for both DIYers and professionals in the Australian ventilation market.

Features

• 91% Certified Heat Recovery Efficiency TUV tested for optimal thermal performance.
• Ultra Quiet Operation Sound pressure from only 18 dB(A), ideal for bedrooms.
• Powerful Airflow Up to 42 m3/h with 4-speed settings plus boost.
• High-Grade Filtration Dual ISO Coarse 90% + ePM2.5 65% intake filter removes fine particles and allergens.
• User-Friendly Includes remote control and LED filter replacement alert.
• Energy Efficient Rated Class A, consuming just -36.7 kWh/m2/year in temperate climates.
• Compact Design Minimal 566 x 280 x 177 mm footprint.
• Flexible Orientation Horizontal or vertical wall mounting.
• Ideal for Retrofitting No ducts, no invasive construction.
• Optional Radon Mitigation Flow Easy R version supports radon sensors.

Applications

Perfect for:

• Bedrooms and nurseries
• Home offices
• Apartments
• Small classrooms
• Older buildings needing a retrofit ventilation upgrade

[1] x Helty Flow Easy - Retro Fit Dual Flow Decentralised Wall-Mounted HRV

Specification Sheet - Click Here