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Article
2017 August
A little forethought can prevent the potential overstress that occurs when deflection leads to rooftop ponding.
Article
2017 April
Quality marks are not substitutes for grade marks—FRTW will include both!
Article
2017 March
Quality marks are not substitutes for grade marks—PTW will include both!
Metal plate connected wood trusses are sometimes used in applications or environments that require the trusses to be designed and constructed with chemically treated lumber. The two most common types of chemically treated wood used in trusses are preservative treated wood (PTW) and fire retardant treated wood (FRTW).