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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

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m³/h

Heat Recovery Rate

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%

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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

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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
VS250 CMh Ventacity Systems, Inc.	0.53	55.5 dB(A)	Ceiling	130 m³/h	310 m³/h	76%	0.39 Wh/m³	0%	-%	1190.0 mm	310.0 mm	670.0 mm	Cool, temperate	United States of America (US)	Jan 2023
SAVE VTC 700 Systemair GmbH	0.61	49.5 dB(A)	Standing	250 m³/h	600 m³/h	77%	0.22 Wh/m³	0%	-%	1170.0 mm	1214.0 mm	860.0 mm	Cool, temperate	Germany (DE)	Mar 2015
HQR-25QVPNC-U1 (winter) Qingdao Haier Air Conditioner Gen Corp., Ltd.	0.61	37.7 dB(A)	Ceiling	123 m³/h	194 m³/h	81%	0.31 Wh/m³	61%	-%	1152.0 mm	280.0 mm	877.0 mm	Cool, temperate	China (CN)	Mar 2024
HQR-25QVPNC-U1 (summer) Qingdao Haier Air Conditioner Gen Corp., Ltd.	0.61	37.7 dB(A)		123 m³/h	194 m³/h	76%	0.31 Wh/m³	-%	44%	1152.0 mm	280.0 mm	932.0 mm	Very hot	China (CN)	Mar 2024
profi-air 180 flat FRÄNKISCHE Rohrwerke Gebr. Kirchner GmbH & Co. KG	0.7	52.9 dB(A)	Wall, Ceiling	70 m³/h	140 m³/h	93%	0.37 Wh/m³	0%	-%	1120.0 mm	275.0 mm	600.0 mm	Cool, temperate	DE \| AT \| CH \| CN \| CZ \| EE \| ES \| FR \| GB \| IE \| IT \| KR \| LT \| LV \| MD \| NO \| PL \| RO \| RU \| SI \| SK \| TR \| UA	Nov 2019
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
DUPLEX 250 KombiAir SCHIEDEL s.r.o.	0.53	30.1 dB(A)		70 m³/h	169 m³/h	77%	0.40 Wh/m³	0%	-%	1090.0 mm	535.0 mm	320.0 mm	Cool, temperate	Czech Republic (CZ)	Nov 2019