Armstrong Ceilings SUPRAFINE FIRE GUARD Main Beam, 20-Pack, 144 in Hot‑Dipped Galvanized Steel Ceiling Grid In-Wall Sensor 75 in Certifications and Listings

75 in Certifications and Listings ANSI Compliant Manufacturer Warranty 30 days

the new trim is identical and includes trim adapter kits for both rite-temp K-304/K-2971 hiflow and the new K-8304 series valve

00 Blade Location Left Included Accessories Blades Power Tool Features Electric Brake

Soft-Close Doors: Quiet

Armstrong Ceilings SUPRAFINE FIRE GUARD Main Beam, 20-Pack, 144 in Hot‑Dipped Galvanized Steel Ceiling Grid In-Wall Sensor 75 in Certifications and ListingsSUPRAFINE FIRE GUARD 144 in Ceiling Grid Main Beam (20 Pack) Heavy duty 9 16 in exposed tee main beams engineered for Armstrongs FIRE GUARD suspension system. Each 144 in hotdipped galvanized steel beam delivers reliable structural integrity and corrosion resistance for commercial ceilings. Key Features: Fire Resistant System: FIRE GUARD design with expansion relief helps maintain ceiling integrity under high heat. Durable Construction: Hot dipped