Browse Forums Renovation + Home Improvement Re: Wall framing / Studwork 8May 27, 2014 1:16 pm Back-Blocking of Butt Joints on Walls • Sheet ends should be neatly cut and butted together within 50mm of the centre line between the studs. • Nail strips of plasterboard to the sides of the studs to support the back-blocking over the full length of the joint. Position so that the face of the back-block will finish 5mm to 9mm behind the stud face. • Cut back-blocking to fit neatly between the studs and fix by skew-nailing the edges back to the studs. • Apply Base Coat or Cornice Cement to back-blocks. • Fix plasterboard wall sheets in place. • Depress sheet ends at butt joint with battens and packing such as nails to form a 2mm deep depression. • Allow the adhesive to set for a minimum of 24 hours before removing the temporary battens. A hollow formation suitable for jointing remains. The above instructions were taken from a plasterboard manufacturer's web site. They also have diagrams on their web sites. However backblocking if very easy if the wall has only been sheeted once side as you can get around behind the sheet. In this case you temporarily fix a batten to the front of the butt joint (to keep the end of the sheet flat), Walk around to the back of the wall and glue (using base coat or cornice cement) an offcut of plasterboard over the back of the butt joint & temporarily pin this off-cut in position while the glue sets. Building Standards; Getting It Right! Long story short, a toilet room is going to back onto our main bedroom and I want to make it close to soundproof. Im going to build two frames (pretty much a room within a… 0 10204 STEFF62 Framing should be fine, but he will only be able to nail the baseplates in, I wouldnt think you can dynabolt them after 24 hours. My question is, how is he… 1 5834 8 9873 |