XG-H4504S Model XG-H4504S is a steel heavy-duty double deflection supply grille with horizontal front blades and vertical rear blades designed to withstand moderate physical abuse. XG-4504 Series XG-H4504 XG-H4504S XG-V4504 XG-V4504S × 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-4504S - Double Deflection Heavy Duty Supply Grille/Register, Steel Construction Catalogs Grille Selection Flow Chart Grilles and Registers Heavy Duty Grilles Selection Guide Product Handbook Other Product Information Finish Options Warranty Warranty Statement for Air Distribution Products