XG-RL-SP Model XG-RL-SP is an aluminum spiral duct mount high-capacity roto-louver with vertical deflection blades mounted in a drum that are individually adjustable. XG-RL-SP Series XG-RL-SP × 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-RL-SP - Drum Louver for Spiral Duct Mount - Aluminum Construction Performance XG-RL-SP Performance Catalogs Grille Selection Flow Chart Grilles and Registers Product Handbook Spiral Duct Grilles Selection Guide Specifications XG-RL-SP Spec Other Product Information Finish Options Warranty Warranty Statement for Air Distribution Products