Making a concrete countertop with sink

Collection by Trueform Today! Any Color, Shape, and Style. When making a countertop piece that has a sink in it, a knockout is needed to make a void in the concrete for the sink to fit in.

There are types of sinks: Drop-In Sinks: The sink is placed into the countertop from on top, and rests on the concrete. Making your own concrete countertop is one of the more challenging—and rewarding— DIY projects. If you’re a rookie, keep your goals simple. Plan for basic color treatments and plain edges, and also plan to spend a few weekends on the project.

Countertop makers use such materials as Plexiglas, polystyrene foam, urethane rubber (see Making Molds from Rubber), Formica, and even Lexan to make their own molds. Soon you might find yourself making concrete countertops the DIY way! Is your concrete countertop going to be inset with a sink ? If so, the form you build must include cutouts for the sink. To polish the concrete countertop to a smooth finish, use an abrasive pad and a water-feed to smooth the sides and concave sinks. For the large, flat surfaces, use a disc sander fitted with diamond discs of varying grit.

I finally have my new concrete countertop installed in my bathroom. The process of building your mold for installing a sink just requires making an inset that fits the size needed for your sink opening. The final step is to apply.

Concrete Countertop Design. Add a glass bowl sink , a. The sink must be formed around a mold that’s attached to the counter form. The mold is built by creating a plywood framework that’s covered in polyester cloth that in turn is coated with layers of fiberglass and polyester resins.

Some also have molds to make vessel sinks (see Bathroom Products Design Catalog). The other option is to simply use a knockout mold to create an opening for a stainless steel or porcelain sink. Most countertop experts shy away from integral concrete sinks as a primary kitchen sink. I have been preaching about them for a while now. Joanna Gaines from Fixer Upper has them in her farmhouse kitchen.

The red sink form shown in these photos is a fiberglass form that can be reused over and over to create concrete sinks. How to make concrete countertops. We use real sand as the original model and seal it with a. This cheap material can easily last a lifetime with some basic maintenance and. Making molds for concrete countertop edges and inlays is an artistic way to add interest and a customized look to any kitchen, bathroom, or vanity countertop. Award-winning designer and concrete countertop fabricator Fu-Tung Cheng shows how to make custom concrete molds using a melamine form and liquid rubber.

Planning for a concrete countertop starts just like other countertops: with measurements and a template to indicate the size, shape, seam placement, location of the sink and faucets and other features. While other countertop materials are cut from a slab, concrete countertops are formed in a mold. So the next step is building the mold. Largest selection of sink molds world wide.

Sink molds can be used to form sinks that blend beautifully with any countertop. I finally decided to make a concrete countertop after seeing other instructables on the subject. I had to make it my own with the sink and adding lights. Also mark the sink outline using the template packaged with it. Using the sink template as a guide, cut a plug from foam.

Apply a generous bead of caulk around the top of the sink ’s flange. Use silicone or siliconized acrylic kitchen and bath caulk. Install the adjacent countertop slabs over the sink , sandwiching it between the countertop and the cabinet frame. For concrete countertops, the concrete should not bear the weight of the sink.

To protect the sink from getting mounds of poured concrete in it, we used the sink template to cut out a form in 2″ blueboard styrofoam. We wrapped the edges in packing tape to promote the smoothest finish on the sink edge, marked where the top of the concrete would sit and siliconed that to the sink (came right off after the concrete dried!). This past month I took a course on how to make these AMAZING marbleized concrete countertops.

The biggest things I learned is how easy it actually is to work with concrete and that there is an endless range of things one can make with the medium. Some DIY concrete countertops , like this one, can be custom fitted around sinks or other structures. This tutorial shows how you can create your own countertop with a molded sink affordably.

This eliminates the need of a drop in or inserted sink so there will be a smooth, clean finish. The built-in sinks with the chrome faucets represent beautiful and practical detail and show that. You may have seen DIY concrete countertops all over Pinterest (and here and here on Remodelaholic !). A precast countertop mold needs to be cast upside-down.

After the countertop piece is cured and de-molde you will flip it over, so the base of the mold becomes the top of the countertop ! Building the mold is the most time-consuming and challenging part of making the countertop , as it requires great attention to details. Use a tested concrete countertop release agent i. Super Durable molds for casting concrete countertop integral and stand alone vessel sinks. Mesa ramp erosion style design.