Attaching Undermount Sink To Granite Countertop

Installing a sink in a pre existing granite countertop is not as complex as it may seem.

Attaching undermount sink to granite countertop.

Measure the sink opening in your granite countertop. Step 5 clean the ridge. Follow instructions for drying time. Step 1 take measurements.

How to install undermount sink on granite countertop step 1. Using a caulk gun apply a thick bead of silicone caulk to the countertop along the inner edge of the outline. The system includes 6 8 bolts clips and wing nuts. Test that adhesive before using especially on light colored stone to be sure it doesn t bleed through to the surface.

Normally it will be 33 x 22 inches from outside the rims. Insert the bottom ends of two bar clamps through the drain openings in the sink. Wipe the top lip of the sink that will contact the countertop with a clean rag and acetone. Step 4 drill holes.

Although it is possible to set an undermount sink by yourself an extra set of hands simplifies the process. Loosely screw the machine screws into the brass threaded insets using a screwdriver. Insert undercounter mount sink clips into the existing holes in the granite. Place the sink down and clip it to the countertop by twisting the wingnuts that come with the clips.

Measure the sink so that you know how big the hole in the granite will have to be. Step 3 fit the sink. Put a bead of silicone caulking around the rim of the sink using the caulking gun. Choose a reveal style for your sink.

This will determine how much of the sink s rim stays visible after the. Insert the sink into the cabinet underneath the sink opening in the countertop. How to attach an undermount sink on a stone countertop things you will need. This d i y video how to install an undermount kitchen sink to a granite countertop shows step by step instructions on how to install properly stainless steel.

Step 2 cut the hole. Several issues need to be kept in mind when dealing with granite countertops however. The granite guy glues the countertop to the roughtop and the sink rim. The bolts are inserted into grooves that the fabricator drills or cuts into the back of the counter spaced evenly around the flange of the sink.

Use construction adhesive to glue the sink clip studs in place. Granite is a durable surface especially if it is also sealed during the manufacturing process. Stainless steel and composite sink manufactures provide a system for attaching directly to the underside of the g q counter top. Use acetone in well ventilated areas and follow the warnings listed on the bottle.