Mason Lite 36" Dover Chimney Shrouds supports HBZDV4228 Gas Fireplace 3100H EL ETIS WH HBZDV4228 Gas Fireplace Ideal when using multiple heaters to set up zones for a variety of simple or complex applications Infinite Heat Control Use Any Switch Solid State Control Packages work in conjunction with Infratech’s Analog Controllers Only Timer Analog Controllers are offered with or without Digital Timers Remote Dimming Zoning Capabilities Smart Phone Tablet Application NEMA Rating NEMA 12 Analog NEMA 4 Panel Wiring Diagrams Provided Tested Before It Leaves The Factory Assigned a UL Listing Number Panel Built Job Specific Enclosure Rating Type 1 (must be installed in a protected location) Overall Dimensions 15" (W) x 5 & 36" height Dark Bronze 200 lbs $50 for each additional (Commercial Address