You can use other types of boards in place of true plywood.
Plywood thickness for granite countertops.
Countertops that are 2cm thick usually are installed on a 3 8 plywood decking to increase its strength and resistance to weight.
3cm material can go directly on top of the cabinets without the need for plywood support.
Although not technically plywood other engineered wood boards.
6 cm thick granite countertops.
It offers the most durability size flexibility and color options.
Three centimeters is the preferred thickness for both quartz and granite countertops for most countertop fabricators designers and architects.
Granite and marble countertops that are 3cm thick are strong enough to support their own weight when installed on cabinet bases.
Do i need a plywood base to install granite countertops.
Ask question asked 3 years 8 months ago.
The most common thickness of plywood is 1 2 inch but plywood thickness can range from 1 8 inch to 3 4 inches.
It has also become the standard with granite because for a countertop more than 24 inches 2 centimeters granite would need a plywood base to fortify it atop the cabinets.
While most contractors use the industry standard as a guideline differences for use with specific finish materials are acceptable.
I will have the following run of cabinets which will be screwed together and to the back wall and will install a 20mm 3 4 thick granite countertop over it with sink and cooktop range.
If using plywood merely as a framework for the finish work surface to be adhered to inch thick plywood is recommended for strength.
They may even be commonly referred to as plywood despite being manufactured differently.
Their 33 extra thickness means you do not need plywood under your granite countertops or extra lamination.
Strips of the same type of plywood cut to 4 inch widths should be glued or screwed to the edges of the countertop to strengthen this area making it twice as thick as the rest of the countertop.
2 three centimeter 3 cm countertops are the new king of the castle.
That also requires a laminate finish to hide the plywood which adds to the cost.
Ultimately they will be stronger and more refined.
Plywood bases for countertops can vary in thickness.
The type and thickness of plywood you use depend on the weight and type of the finish material.
Active 3 years 8 months ago.