Just be careful when the boards are butted tightly together as the adhesive is likely to foam out of the board joint.
Chipboard sealer before floor glue.
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.
Use our guide on strengthening a wooden floor for tiling to do this.
What you may need for the job.
Depending on the amount of movement and deflection you may need to strengthen the substrate before tiling.
Diy advice please sealing a chipboard floor.
Strengthening the substrate will decrease the amount of movement associated with timber and non tongue and groove floorboards and chipboard.
This is normal just leave it to dry for a while as this will help enhance the protection of the joint.
You can do this either by covering with a 10mm layer of weberfloor flex 6mm tile backer board or 15mm plywood.
Ensure the entire joint is bonded and then move on to the next row of joists.
We have a chipboard particle board floor i e.
Roll it on with a paint roller and make sure you cover all areas of the board.
Apply the adhesive directly to the groove and shoulder of the profile joint.
I want to seal it before laying down self adhesive vinyl tiles.
Seal the floor using granfix acrylic bonding agent and allow it to dry.
Seal the particleboard well with a shellac sealer.
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.
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Fix your tiles using granfix ultimateflex adhesive.