EXCELLENT RUST AND : Made of Aluminium, It is Rapid Heating and Flame Resistance. The Large Dome Top also Help to Save More Propane and Concentrate Heater in Cold Winter, It can also Protect Heater Deformation and Bending in Bad Weater Condition like Heavy Rain or Snow Storm 3-HOLE TOP SHIELD,UNIVERSAL FIT: The Replacement Heat Shield is a 33 Inch Diameter,Pre-drill 3-Hole Replacement. It is 6 7/8 Inch from hole to hole to attach to the main burner screen, Universal Fit for most Tall Umberalla Heater / Mushroom Patio Heaters. You Get Three Side Panels,One Panel, 9-Pairs Screw to Assmble Them Together. Note: In Some Cases It May Require Drilling Additional Holes to Match. EASY TO INSTALL AND ATTRACTIVE: It is Easy to Assemble within 5mins without Any Tools. First Step is to Tear off Protective Blue Film then Join Side Panels, Central Panel with Screws and Nuts! Last is to Attach to Main Burner Screen! The Mushroom Shape and Metallic an Attractive Scenery in Winter! Material: aluminum colour: silver Package Contents: 1 set x Patio Heater Reflector Shield Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing.