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Featuring THERMO-PAN® , a high quality, sheet metal alternative for constructing return air ducts between joists and stud cavities. Consists of corrugated insulation faced with aluminum. Significantly reduces duct noises and labor.


Thermo-Headers Joist Headers

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Thermo-Headers Joist Headers

SKUMODEL #DescriptionSizePCS/BOXQuantityAdd to Cart
68340616013Fire Resistant – Standard16 × 12250
68340716018Fire Resistant – I-Joist16 × 17250