# Tested STC Rating for Plywood Backed Drywall Wall Assembly

**URL:** <https://bmhenforum.healthdesign.org/t/tested-stc-rating-for-plywood-backed-drywall-wall-assembly/185>\
**Category:** Hot Topics / Current Challenges\
**Created:** [October 20, 2025, 4:02pm UTC](https://bmhenforum.healthdesign.org/t/tested-stc-rating-for-plywood-backed-drywall-wall-assembly/185 "2025-10-20T16:02:02Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![brian.giebink](https://avatars.discourse-cdn.com/v4/letter/b/e19adc/32.png) [@brian.giebink](https://bmhenforum.healthdesign.org/u/brian.giebink)\
**Post date:** [October 20, 2025, 4:02pm UTC](https://bmhenforum.healthdesign.org/t/tested-stc-rating-for-plywood-backed-drywall-wall-assembly/185/1 "2025-10-20T16:02:02Z")

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Heavy technical question here - Does anyone have STC testing results they can share for a plywood backed drywall wall assembly?