Three S&P TD EVO inline duct fans mounted on a white wall

Photo: Mariusz Młynarczyk / CloudAir.tech

Three S&P inline duct fans are mounted in a row on a white wall, labelled "TD EVO ECOWATT (PF) 150" in black, "TD-EVO VAR 150" and "TD EVO 200" in white. Each has clamp brackets and a terminal box on top.