Himpel HueVen EBN and EBSN heat recovery ventilation units on display

Photo: Mariusz Młynarczyk / CloudAir.tech

Two Himpel heat recovery ventilation units in dark grey moulded casings are mounted on a grey wall under the 'HueVen', 'HueVen EBN' and 'HueVen EBSN' headings. Coloured arrows mark the E.A, S.A, O.A and R.A airflows, with wall controllers, data sheets and a 'Carbon Filter' display below.