Based in Harrow close to Wembley, Edwgare, Northwoo. A screw catching a half inch of stud has a pretty good hol but the heads can still pull through the cement board or become loose. There are several brands available but my preference is 1/2" Hardiebacker.
Nov At this time I also took out my drill and screwed the special HardieBacker screws into the floor. The screws kindly came with a special drill bit so. Putting a lot of screws in can negate the need for the thin set.
Thin set is probably only essential for thin strips of hardie backer or thin sub. Jun posts – ‎authors Hardie Board Subfloor—Thinset or No? Dec The installation manual for HardieBacker suggests to embed it in thin-set.
You will use approximately screws per 3′ x 5′ cement board and 1screws. Cement board sizes – chasmic www. More Details About Our #x 1-1/4" Torx/Star Drive.