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Committee approves opinion using 60-degree cutoff to distinguish wall from roof
Summary
The committee approved an opinion interpreting the International Building Code and Washington State residential code to use a 60-degree angle as the cutoff between wall and roof assemblies for purposes raised in a proponent question; the opinion will be forwarded to the full council.
The Mechanical Ventilation, Plumbing & Energy Codes Committee approved a staff opinion that uses a 60-degree angle as the cutoff between wall and roof assemblies for application of energy-code provisions.
Members said the 60-degree threshold appears in the International Building Code and in Washington State residential energy-code provisions for distinguishing…
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