Plywood Under Granite Overhang

Supporting a granite countertop overhang under a thin granite slab top a plywood subtop is needed for support and to attach legs.

Plywood under granite overhang.

If the 3 cm material is black then try even 12 just don t let your kids play under it. I intend to support the whole countertop including the overhang with 5 8 plywood. Plywood is an engineered wood that comes in various grades ranging from a through d. However 2 centimeter granite needs support under it since it is less sturdy so having a plywood underlayment is a must.

As for overhang depth 4 for 2 cm and 8 for 3 cm is fair. I expect to create a bar area overhang of 12 or 13 inches. August 7 2006. The type and thickness of plywood you use depend on the weight and type of the finish material.

What is the granite overhang limit in this case. Whether or not a plywood build up is required depends on the edge detail. The granite will be 3 4 thick. For best results center the brackets so you have them evenly spaced across the overall length of the overhang.

Yes you can extend the overhang on a kitchen island countertop. Under a thin granite slab top a plywood subtop is needed for support and to attach legs. I don t want to do corbels. You can use a variety of types of products as finish materials when building counter tops ranging from granite slabs and tiles to butcher block wood ceramic tile and marble tiles.

For countertops that have plywood underneath the granite material screw fasteners. How much is the standard overhang for granite countertops. Well according the marble institute of america you can span up to 2 0 for 3 4 thick granite and 3 0 for 1 1 4 thick granite. Grade a is the best quality and most expensive while grade d is the worst.

Just keep in mind you will want to speak with your fabricator supplier before making a final decision as he she is more familiar with your particular. Sometimes we laminate two pieces of 3 cm material together and in turn require 3 cm of plywood buildup. Having read a number of threads i am somewhat confused on how to support the overhang of my granite countertop. Can you extend the overhang on a kitchen island countertop.