STC door | |
Hence, STC door is used to lessen the Sound Transmission Loss (STL). Half an inch opening will lessen the STC rating from 52 to 21. The STC doors doesn’t have seams or crevices. | |
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Target State: All States Target City : Hartland Last Update : Nov 15, 2024 5:04 AM Number of Views: 16 | Item Owner : Henry Janice Contact Email: Contact Phone: (None) |
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