Norsound NOR831 Retro Fit Hinged Glass Door Bottom Auto Drop Seal

The Norsound NOR831 Glass Door Bottom Drop Seal provides an airtight seal for 8-12mm thick hinged acoustic glass doors, enhancing smoke and acoustic performance.

• The description claims gaps at the bottom of doors can compromise acoustic and smoke performance.
• The description claims the seal creates an airtight seal to block noise, smoke, and drafts.
• The description claims the seal maintains fire resistance performance.