This door can be installed on the indoor side of a smoke chamber with the use of the optional insulation kit. This door has a screw-type locking mechanism. Four set-screws, not included, help position the door when mortaring it in place.Made of cast-iron Screw-type locking mechanismFinish: Black Height: 12 Masonry opening required: 8-1 8 x 12-5 8 Material: Cast Iron Outside dimensions: 11 x 17-1 4 Style: Traditional Classic Weight: 17.8 Width: 8
