You can do this either by covering with a 10mm layer of weberfloor flex 6mm tile backer board or 15mm plywood.
Chipboard sealer before floor glue.
Grout with granfix maxigrout flexible in your choice of colour.
Use our guide on strengthening a wooden floor for tiling to do this.
Check out our range of floor sealing waterproofing products at your local bunnings warehouse.
If your floor passes the two fat men test proceed as follows.
Seal the particleboard well with a shellac sealer.
Diy advice please sealing a chipboard floor.
Apply the adhesive directly to the groove and shoulder of the profile joint.
Ensure the entire joint is bonded and then move on to the next row of joists.
Strengthening the substrate will decrease the amount of movement associated with timber and non tongue and groove floorboards and chipboard.
Seal the floor using granfix acrylic bonding agent and allow it to dry.
Depending on the amount of movement and deflection you may need to strengthen the substrate before tiling.
Let the sealer dry according to the manufacturer s instructions.
This is normal just leave it to dry for a while as this will help enhance the protection of the joint.
Just be careful when the boards are butted tightly together as the adhesive is likely to foam out of the board joint.
We have a chipboard particle board floor i e.
What you may need for the job.
Fix your tiles using granfix ultimateflex adhesive.
Continuous double bead on each joist where a board spans over it then you glue the groove and top edge of the tongue before knocking together.
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