XG-6610RSP Model XG- 6610RSP is a return linear slot diffuser for a spiral duct pipe. It integrates into exposed spiral duct systems. XG-6600SP Series XG-6610RSP XG-6610SP × 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-6610RSP - Extruded Aluminum Adjustable Linear Slot Diffuser 1” Slot Width – Spiral Pipe Mount – Return Performance XG-6600SP Performance XG-6610SP Performance Catalogs Grille Selection Flow Chart Grilles and Registers Product Handbook Spiral Duct Grilles Selection Guide Specifications XG-6600SP Spec Other Product Information Finish Options Warranty Warranty Statement for Air Distribution Products