Need a custom sized flame guard for your fire feature? This kit includes all the hardware you need to make your own-minus the glass. Add your own tempered glass (5/16" or 1/4") purchased from your local glass store. This flame guard hardware kit includes: 4 Top Brackets/Clamps 4 Bottom Brackets/Clamps with Aluminum Feet/Screws, Screwing Tools. Note: Can only be used for square or rectangular fire pits not for round Maximum width can accommodate Thickness 5/16 inch (8mm )glass.