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Air ventilation system in passive house for energy efficiency

Stock Photo:
Image ID: 68106523
Release Information: N/A
Small
345x500 4.8"x6.9" (72dpi) 274 KB
Med
689x1000 2.3"x3.3" (300dpi) 940 KB
Large
2895x4200 9.7"x14.0" (300dpi) 7.7 MB
Super
5790x8400 19.3"x28.0" (300dpi) approx.23.4 MB
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