UL181B-FX tape. Meets LU 181B-FX code for sealing flexible air ducts and air connectors. Conformable and hand tearable. Single-ply construction; will not delaminate upon aging. Used to tape and seal joints and seams of fibrous duct boards, metal ducts, flexible ducting, and insulation facing in ventilation and construction industry. 2.5" x 60 yd.
| Width | 2-1/2 In. |
| Length | 60 Yd. |
| Type | Single-Ply |
| Grade | UL 181B-FX |
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