Common mistake

Coordinate

Tell someone or document it before you close it up.

Applying insulation board to duct without staggering the seams

Stagger end joints a minimum of 24" and face joints 12" between adjacent boards. Aligned seams create a thermal and air leakage path. Use the correct adhesive and mechanical fasteners per the specification.

Rectangular Duct & Fittings 3rd Year BLUE

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