Construction systems

Ventilation systems

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ventilation systems (capacity < 600m³/h)

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Efficiency Ratio

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sound level of unit

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dB(A)

air flow range from…

m³/h

to…

m³/h

Heat Recovery Rate

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%

Specific Electric Power

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Wh/m³

Humidity Recovery (Winter)

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%

Humidity Recovery (Summer)

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%

Width

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mm

Height

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mm

Depth

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mm

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Compare all

Name	Efficiency Ratio	Sound level of unit	Installation	Air flow range from…	To…	Heat Recovery Rate	Specific Electric Power	Humidity Recovery (Winter)	Humidity Recovery (Summer)	Width	Height	Depth	Climate zones	Location/Avaliability	Date certified
Component Manufacturer
ComfoAir SL 330 S V Zehnder Group Nederland B.V.	0.68	50.8 dB(A)	Standing	85 m³/h	290 m³/h	86%	0.26 Wh/m³	0%	-%	536.0 mm	1177.0 mm	555.0 mm	Cool, temperate	Netherlands (NL)	Jan 2016
Zehnder ComfoAir E 350 V Zehnder Group Nederland B.V.	0.74	43.5 dB(A)	Wall, Standing	71 m³/h	269 m³/h	89%	0.24 Wh/m³	0%	-%	745.0 mm	850.0 mm	560.0 mm	Cool, temperate	Netherlands (NL)	Mar 2019
R+F Optiline RF 350 D KWL Zehnder Group Nederland B.V.	0.67	52.7 dB(A)	Wall	71 m³/h	292 m³/h	79%	0.27 Wh/m³	64%	-%	620.0 mm	800.0 mm	560.0 mm	Cool, temperate	Netherlands (NL)	Jun 2019
ComfoAir Q350 HRV Zehnder Group Nederland B.V.	-	43.0 dB(A)	Wall	71 m³/h	270 m³/h	87%	0.22 Wh/m³	0%	-%	725.0 mm	850.0 mm	570.0 mm	Very hot	Netherlands (NL)	Aug 2019
ComfoAir Q350 ERV Zehnder Group Nederland B.V.	-	43.0 dB(A)	Wall	71 m³/h	262 m³/h	81%	0.21 Wh/m³	75%	-%	725.0 mm	850.0 mm	570.0 mm	Very hot	Netherlands (NL)	Aug 2019
ComfoAir 225 Zehnder Group Nederland B.V.	0.69	49.0 dB(A)	Wall, Ceiling	60 m³/h	150 m³/h	92%	0.37 Wh/m³	0%	-%	535.0 mm	1108.0 mm	315.0 mm	Cool, temperate	Netherlands (NL)	Apr 2020
ComfoAir Flex 250 Zehnder Group Nederland B.V.	0.78	47.5 dB(A)		100 m³/h	195 m³/h	89%	0.25 Wh/m³	0%	-%	1094.0 mm	299.0 mm	1061.0 mm	Cool, temperate	Netherlands (NL)	May 2023
ComfoAir Flex 350 Zehnder Group Nederland B.V.	0.77	54.9 dB(A)		149 m³/h	281 m³/h	87%	0.26 Wh/m³	0%	-%	1094.0 mm	299.0 mm	1061.0 mm	Cool, temperate	Netherlands (NL)	May 2023