Used wherever a ceiling support, finish support, firestop or joist shield is installed below an open attic. Required to guard against the hazard of blown-in or blanket insulation filling any framed opening or contacting the chimney and possible storage of combustibles against the chimney.
Highlights:
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Size: 6″
- No. 6T-AIS
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Type A chimney
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Used wherever a ceiling support, finish support, firestop, or joist shield is installed below an open attic
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Required to keep blown-in or blanket insulation from or contacting the chimney
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Boxed
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