Quartz Countertop Overhang Without Support

Because not every bracket is the same certain support brackets may be too weak to hold stone like marble granite or quartz.

Quartz countertop overhang without support.

Overhangs greater than 15 require the installation of corbels. That depends on many factors regarding the project material and the thickness of the surface. However the cantilevered portion cannot be more than 1 3 the total width of the countertop. As the chart indicated solid surface countertops may only overhang 6 inches without additional support.

So we are ok on the first criteria but we exceed the 1 3 criteria by four inches. Once your countertop overhang exceeds these numbers it will require additional support through corbels base cabinets or knee walls. That said there are standard dimensions that can help guide you as you plan out your kitchen remodel. However once you gather your information and find out from the installation guide for your material you will then be better prepared for selecting countertop support brackets that are designed for your purpose.

Amount of overhang you have is the most important factor to consider in deciding whether you need support brackets. According to the marble institute of america you can safely overhang granite that is 1 1 4 thick up to 10 without supports. Without any additional support solid surface countertop overhangs cannot exceed 6 engineered stone cannot exceed 14 and granite overhangs shouldn t be more than 10 without additional supports. However you may need to install supports such as corbels or legs.

Countertop overhang will depend on various other measurements such as the countertop itself and cabinetry. In conclusion the answer to the question how far can quartz overhang without support is. Most granite fabricators will recommend support brackets on overhangs over 12 however solely based on the overhang amount. Alternatively a weak bracket may not support the weight of the countertop overhang.

Even leaving your brackets weakly fastened leads to inadequate countertop support. The following recommendations help determine the needed support for quartz countertop overhang installation.