Cutting concrete block wall and installing lintel

Need to install a door in a concrete block wall. The wall is not load bearing but is about 12′ in height. will be cutting an opening for a 3/0 x 6/8 steel door. I have been told that I will need to install a lintel in the wall, and the the lintel should extend 6″ on either side of the opening. Was also told that the opening would temporarly support its self as the […]

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