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Engineering, 18.12.2019 06:31 dnjames01

Wood i-joists enjoy all these advantages over conventional dimensional lumber when used as floor or roof joists except: they use wood more efficiently than conventional dimensional lumber. they are more fire resistant than conventional dimensional lumber. they can span farther between supports than conventional lumber. they don’t have the problems of crooks, bows, or twisting that conventional lumber might have. they have greater dimensional stability than conventional dimensional lumber.

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