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9 maj 2023 · Learn how Exterior and Exposure 1 rated panels are key in protecting structures against inclement weather conditions.
This online specification tool provides the core technical information you would need to help you make the right choice for your application. Just select your application (whether walls, roofs, flooring concrete formwork or even non-structural uses) and we’ll tell you which grades will be suitable and the range of other features like ...
24 lip 2019 · The standard includes single-floor span ratings of 16, 20, 24, 32 and 48 inches (406, 508, 610, 813 and 1219 mm). Face ply (if veneer) and the ply adjacent to the face (if veneer) must meet the applicable requirements of DOC PS-1 for underlayment grade.
PS 1, Structural Plywood, establishes requirements for structural plywood. PS 2, Performance Standard for Wood-Based Structural-Use Panels, establishes requirements for structural wood-based panels such as oriented strand board (OSB), waferboard and certain types of plywood.
2 lis 2023 · US panels are available in two classifications: Exterior – equivalent to (BS) EN 314 Bond Class 3 or Exposure 1 (always includes D veneer) – Bond Class 2 Veneer: Face C plugged; Inner C; Back C.
Structural I Rated Sheathing may carry either an Exterior or an Exposure 1 designation. Bond classification relates to moisture resistance of the glue bond, and thus to the structural integrity of the panel.
APA Rated Sheathing glue bond durability classification is typically Exposure 1; however, when produced as C-C, PS 1 plywood bond classification is Exterior. Exposure 1 panels may be used for applications where construction delays may be expected prior to providing protection or where exposure to the outdoors is on the underside only.
