The usual maximum for an unsupported overhang in granite or quartz is 300mm.
Breakfast bar overhang granite.
Please do ask our sales team for more advice for your actual kitchen because this can depend on the granite chosen.
The standard overhang for kitchen island countertops is 12 inches.
Over over 24 use full sub tio along with legs or columns connected at the top by rails of adequate size to provide perimeter support.
However as with regular countertops custom kitchen islands may have different overhang measurements.
Check out our previous article on granite spans.
If you plan on putting an overhang on your kitchen island or at the bar top be sure to support it properly.
A raised bar should be between 42 to 48 inches high.
Check with your granite supplier to see what they recommend.
Raised bar mounted on top of pony wall.
It s absolutely essential to remember that if you do extend the overhang over 12 inches though it will need reinforcements to be safe and stable.
Larger overhangs will require extra support by way of breakfast bar leg or some sort of downstand end support panel.
As you can see the island overhang breakfast bar will be on the family room side of the island.
A typical breakfast bar counter has a standard height of 42 inches 107 centimeters and a depth countertop overhang of 12 to 16 inches 30 to 40 centimeters.
Overhangs over 18 use full sub top along with legs or columns connected at the top with rails of adequate size to provide perimeter support.
Use granite countertop support brackets to support countertops with overhanging stone.
Quartz countertops often do not need support brackets.
A breakfast bar is either a full kitchen island or a countertop overhang with a height that has enough room for the legs and a size that can accommodate ample room for meals.
According to my measurements made at the time the kitchen was being designed a 12 overhang would mean the overhang would stop just at the kitchen edge of the 9 deep doorway that.
Considering that granite marble and limestone can have overhangs weighing hundreds of pounds and considering how brittle granite countertops can be granite support brackets are imperative.
Typically anything over 10 overhang dimension needs support with either brackets or posts.
Raised bar top.
So when we eat at the bar our backs will be to the family room.
This will provide enough room to accommodate bar stools.
This will mean you don t need as much overhang as you may expect as the knees will be lower than at the typical 90 degrees seated.