XG-PHPRI Model XG-PHPRI is an insulated steel return plenum slot diffuser. XG-PHP Series XG-PHPR XG-PHPRI XG-PHPS XG-PHPSI XG-PHPSI-IT XG-PHPS-IT × 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-PHPRI – Plenum Slot Diffuser, Return, Insulated, Steel Catalogs Diffuser Selection Flow Chart GRD Plenum Slot Diffusers Plenum Slot Diffusers Product Handbook Specifications XG-PHP Spec Other Product Information Finish Options Warranty Warranty Statement for Air Distribution Products