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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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A4.506.2 Residential Voluntary Measures, 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
A4.506.2 Residential Voluntary Measures, Construction Filter
[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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Grease filters that
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Grease filters that
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408.1.4 Ventilation Air,
to
replacement of temporary filter used during construction
to ensure that clean air will be delivered to the occupied
spaces ...