What does WH mean in Construction?
This page is about the meanings of the acronym/abbreviation/shorthand WH in the Miscellaneous field in general and in the Construction terminology in particular.
Warnock Hersey Mark
Products bearing the WH Mark indicate compliance to relevant building codes, association criteria, and product safety and performance standards. Nearly 80% of North America's wood fire-rated doors bear the WH Mark.
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What does WH mean?