Plywood medium density fiberboard mdf and particleboard are all suitable substrates each with.
Base cabinet with laminate countertop.
Seal the seam between the backsplash and the wall with silicone caulk that matches the color of the countertop.
Substrate the process of building a laminate countertop begins with the substrate or base.
Step 12 to secure your new laminate countertop drill through the build up strips or add angle brackets inside your cabinets.
Before you attach your new laminate countertop to the base cabinets you might want to add extra support near the edges especially along the back.
Apply a bead of wood glue along the top bottom and side edges on the backside of one cabinet.
If the cabinets have no tops screw through the front rail and any blocks built into the cabinet.
Fasten the cabinets together back to back so you can get accurate dimensions for the base cleats you will install on the floor.
Set the cabinets on a flat surface.
To install a laminate countertop in your kitchen you should start by dry fitting it to the cabinets.
If the cabinet has a top surface fasten the countertop by screwing up through the bottom of the cabinet top into the countertop.
Your plywood base should be laid over with cement backer board that is inch thick.
Once the fit is confirmed the seams can be joined with butterfly clamps biscuit joiners and glue.