Zehnder EVO 4 with Pre-Heater, Mirror Handed comfowell_420 reduce both unnecessary heat loss

reduce both unnecessary heat loss and energy wastage

as well as wire-formed clip for securing to belts and Veto tool bags

ISO Coarse >60% (G4)

2 red LEDs with solid and flash modes

Zehnder EVO 4 with Pre-Heater, Mirror Handed comfowell_420 reduce both unnecessary heat lossZehnder Evo 4 Wall or Ceiling Mounted MVHR The Zehnder EVO 4 has a compact and slim design along with adjustable spigots and can be configured as either left or right handed in addition to being ceiling or wall mounted. The Zehnder EVO 4 supports flow rates of up to 400 m h and has the option to choose between an HRV or ERV (471 100 164) heat exchanger to suit your specific requirements. It is available with a 1 kW preheater (471 100 155 471 100 156)