I cut an opening through brick & block using a diamond say and just plain old old school sledge hammer. then I used lentils over the brick and block and filled it in with cement, All my videos are my ways and ideas, I always suggest anyone doing any type of work to consult professional help. https://www.amazon.com/shop/mikehaduck
Watch video CUTTING BRICK & BLOCK DOOR OPENINGS (Mike Haduck) online without registration, duration hours minute second in high quality. This video was added by user Mike Haduck Masonry 20 July 2016, don't forget to share it with your friends and acquaintances, it has been viewed on our site 285,894 once and liked it 1.3 thousand people.