Flexi-Brick chimney surrounds have a 2" thick polystyrene exterior. Polystyrene has two times the density of other leading surrounds. This brick fireplace surround kit comes with four finger lock sides, steel supports, and a 26-ga steel chimney crown with mortar coating that gives it a concrete appearance. Flexi-Brick chimney surrounds won't peel, rust, or fade. Also includes mortar to seal joints and hardware.
**Free Shipping Option can be used on the square chimney surround.**