Hi! Apologies if I've posted this in the wrong place, but I figured as I'm thinking about attaching something to a brick wall this might be the best place... I’m a DIY-newbie. I’ve put up a picture and curtain rail but that’s about it, so I’m looking for some advice about a DIY activity I’d like to do. I would like to hang a heavy boxing bag in my house. I don’t want to hang it outside, and the only inside option is the garage. There aren’t any decent looking roof beams, and it’s a flat roof, so I figure the best solution is to fix it from a wall bracket. The wall I am thinking of attaching i