XG-7550R The XG-7550R is a perforated face return with a square neck. It is designed to match the aesthetics of the XG-7550 perforated supply diffusers. XG-7550 Series XG-7550 XG-7550R × 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-7550R - Perforated Return Diffuser Square Neck Performance XG-7550R Performance Catalogs Ceiling Diffusers Ceiling Diffusers Selection Guide Diffuser Selection Flow Chart Product Handbook Instruction Manuals Ceiling Diffuser IOM Specifications XG-7550 and XG-7550R Spec Other Product Information Finish Options Warranty Warranty Statement for Air Distribution Products