Yellow VBW unit with transparent side showing the heat exchanger at Forum Wentylacja 2017

Yellow VBW unit with transparent side showing the heat exchanger

Photo: Mariusz Młynarczyk / CloudAir.tech

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Close view of a bright yellow VBW Engineering ventilation unit with a transparent side panel exposing its plate heat exchanger and fans, blue-lit inside, and two circular duct connections. A galvanised unit with violet-lit windows stands opposite, while visitors talk with staff on the grass floor of the stand.