Back-Blocking Adhesive

Back-blocking is a mandatory fixing practice described in AS/NZS 2589:2007 Gypsum linings – Application and finishing.

Back-Blocking Adhesive is a plaster-based setting type compound specially formulated for back-blocking ceiling joints or wall joints. Back-blocking reinforces plasterboard joints and minimises cracking and peaking that results from building movement.

Physical Properties
  • Colour: White 
  • Working time: Setting type – Approx. 120 mins 
  • Packaging: 20kg bag 
  • VOC: Less than 50g per litre

Specially formulated for back-blocking ceiling and wall joints