XG-4538S Model XG-4538S is a steel heavy-duty return grille with 38° deflection blades designed to withstand moderate physical abuse in applications such as gymnasiusm and public areas. XG-4500 Series XG-4500 XG-4500S XG-4538 XG-4538S × Purchase Options: REQUEST A QUOTE Configure to Order Need a specific configuration? Submit a request online and get a quote from your local representative within 4 hours. REQUEST QUOTE Show All Submittals XG-4500S - Heavy Duty Return Grill - Steel Performance XG-4500 Performance Catalogs Grille Selection Flow Chart Grilles and Registers Heavy Duty Grilles Selection Guide Product Handbook Instruction Manuals Installation Guide for Multi-Section Grilles Other Product Information Finish Options Warranty Warranty Statement for Air Distribution Products