At home, at work, in healthcare facilities, classrooms, stores, or restaurants, Armstrong World Industries offers interior solutions that help to enhance comfort, save time, improve building efficiency and overall performance, and create beautiful spaces. Armstrong ceiling panels offer a range of performance options depending on the needs of your project. For areas requiring special performance like high washability and scrubbability plus impact and scratch resistance, Clean Room VL, an unperforated Class 5 (Class 100) panel that meets USDA/FSIS guidelines in food processing areas and offers wash, scrub and soil resistance. BioBlock technology prevents mold and mildew growth to keep the ceiling tiles looking new longer / HumiGuard Plus ceiling panels are recommended for areas subject to high humidity, up to, but not including, standing water and outdoor applications / Fireguard Fire Resistance.