CRL 834DU Duranodic Bronze Aluminum 5-5/16" No-Draft Speak-Thru
Product Description
CRL 834DU Duranodic Bronze Aluminum 5-5/16" No-Draft Speak-Thru
- Overall face diameter 5-5/16" covers speak thru openings in glass panels
- Recommended hole diameter 3-1/2" supports proper voice transmission
- Minimum hole size 2-1/4" required for functional installation
- Covers glass cutouts up to 4-1/4" diameter for retrofit use
- No draft design limits airflow while allowing clear voice exchange
- Aluminum construction with duranodic bronze anodized finish
- Compatible with glass thickness from 1/4" to 1/2" range
Technical Specifications
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