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6400 — Galvanized Steel Tab Collar (6in.-14in.)
6400 — Galvanized Steel Tab Collar (6in.-14in.)
Galvanized steel construction
For use with fiberglass-backed ceiling diffusers
Tabbed for easy installation
Accepts
3800 Series
damper
Available sizes (inches): 6, 8, 10, 12, 14
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