HOLTOP AV-TTW5-W_PROISOx2 single-room heat recovery ventilator Pro ISO (2 pcs)

The AV-TTW5-W Pro ISO is a decentralised heat recovery ventilation unit for a single room, supplied as a set of two devices. The units synchronise wirelessly and automatically switch between supply and extract modes. The ceramic heat exchanger can achieve a heat recovery efficiency of up to 97 % and carries energy class A. It fits into a wall or window with a 150 mm diameter opening and delivers up to 50 m³/h of air.

The Pro ISO version features a noise-reduced outdoor hood that can lower incoming outside noise by up to 45 dB. The EC motor runs at 32.7 dB(A) and consumes 7.8 W. The unit can be controlled from a smartphone over Wi-Fi and integrated into the Tuya smart home ecosystem. A built-in humidity sensor adjusts ventilation automatically to the air quality in the room.

When switched off, the automatic damper closes to keep out cold air, dust and insects. The heat exchanger has an antibacterial coating and replaceable filters. The unit has an IPX4 protection rating and operates on 230 V.