TDS PDF

Qualification code for manufacturers of structural glued-laminated timber. Original standard CSA O177-23 in PDF full version. Additional info + preview on request

Document status: Active

O302.1-15/O302.2-15 Scaling roundwood/Measurement of wood chips, tree residues, and by-products. Original standard CSA O302.1-15 (2019) O302.2-15 in PDF full version. Additional info + preview on request

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Procedure for certification of pressure-treated wood materials for use in permanent wood foundations. Original standard CSA O322-15 (2020) in PDF full version. Additional info + preview on request

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(NIST PS 2-18, MOD) Construction sheathing (NIST PS 2-18, MOD). Original standard CSA O325-21 (2025) in PDF full version. Additional info + preview on request

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Testing method for measuring fireplace efficiency. Original standard CSA P.4.1-21 in PDF full version. Additional info + preview on request

Document status: Replaced by St CSA P.4.1-24

Testing method for measuring fireplace efficiency. Original standard CSA P.4.1-24 in PDF full version. Additional info + preview on request

Document status: Active