Undermount Sink Form For Concrete Countertops

The process can be long but patience will yield some satisfying results.

Undermount sink form for concrete countertops.

Sink must have vertical walls. Form is 3 25 wide. Types of sink supports. Use with cast in place countertop forms sold here.

An example of this can be seen in photo 54 in the website gallery. For double bowl sinks the sink form can be notched with a utility knife to bridge the divider. Sf001 sink form. Sink must have vertical walls.

Instead you build a support out of plywood and the cabinet frame together with the support bear the weight of the sink. Long x 3 1 4 tall self adhering flexible sink form. Will conform to most undermount sinks. For concrete countertops the concrete should not bear the weight of the sink.

For tight radius corners sink form can be heated with a blow dryer or heat gun to soften the plastic so it bends easier. The first type of support is a commercial sink bracket sold by granite supply companies. Self adhering will conform to most undermount sinks sink must have vertical walls. Will conform to most undermount sinks.

8 foot self adhering flexible sink form. Fast and easy to make a form around an undermount sink when making a cast in place concrete countertop. For double bowl sinks the sink form can be notched with a utility knife to bridge the divider.