Armstrongs Prelude Aluminum Plus XL Fire Guard Cross Tee also addresses installation efficiency and building-code compliance through its compatibility with the Seismic Rx suspension system and inclusion in the Sustain portfolio, reinforcing sustainable performance with up to thirty-percent recycled content. Ideal for applications such as locker rooms, food-prep zones, and other demanding building environments, this cross tee accommodates hanger spacing of up to 12.75 ft for 4-foot components while supporting disinfecting procedures (wipe, spray, fog) per CDC/EPA-approved guidelines.