Armstrong Ceilings SUPRAFINE XL 9/16" Main Beam, 144 in, Hot‑Dipped Galvanized Steel, 20-Pack 8 heavily-reinforced lids and high-strength body

heavily-reinforced lids and high-strength body will resist over 1

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Armstrong Ceilings SUPRAFINE XL 9/16" Main Beam, 144 in, Hot‑Dipped Galvanized Steel, 20-Pack 8 heavily-reinforced lids and high-strength bodySUPRAFINE 144 in Galvanized Steel Ceiling Grid Main Beam (20 Pack) Heavy duty SUPRAFINE XL 9 16 inch exposed tee main beams for suspended ceiling systems. Each hot dipped galvanized steel beam is 144 inches long with coupling end detail and flush fit interface for a clean, consistent grid. Key Features: Heavy Duty Performance: Rated for demanding installations with DEF seismic category compatibility Durable Material: Hot dipped galvanized steel