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A4.506.2 Construction Filter

California Green Building Standards Code 2022 > A4 Residential Voluntary Measures > A4.506 Indoor Air Quality and Exhaust > A4.506.2 Construction Filter

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[HR] Provide filters on return air openings rated at MERV 8 or higher during construction.

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[HR] Provide filters on return air openings rated at MERV 8 or higher during construction ...

California Green Building Standards Code 2019 > A4 Residential Voluntary Measures > A4.506 Indoor Air Quality and Exhaust > A4.506.2 Construction Filter

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California Green Building Standards Code 2022 > A4 Residential Voluntary Measures > A4.506 Indoor Air Quality and Exhaust > A4.506.2 Construction Filter

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California Green Building Standards Code 2016 > A4 Residential Voluntary Measures > A4.506 Indoor Air Quality and Exhaust > A4.506.2 Construction Filter

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California Mechanical Code 2019 > 5 Exhaust Systems > 509.0 Grease Removal Devices in Hoods > 509.2 Installation > 509.2.5 Grease Filter Orientation