Adhere supporting back-block strips behind joints in plasterboard sheets where there is no framing to fix to.
Minimise the risk of joint cracking or distortion.
Easy to mix and apply
It has a 2 hour working life once mixed.
Australian Made
Gyprock Back-Blocking Cement is a specially formulated plaster based cement used for reinforcing plasterboard joints where there is no framing support.Â