How to Make a Rhomba Concrete Bench
![Rhomba Concrete and Wood Bench | CHENG Concrete Exchange](https://www.concreteexchange.com/wp-content/uploads/2014/06/rhomba-concrete-bench.jpg)
This bench, designed by Fu-Tung Cheng, is easy to make in either fiber-reinforced or traditional wet-cast concrete. The end pieces support a wooden seating section which can be made from a range of wood species. The concrete end pieces are formed with melamine-coated particle board which is also readily available from our local lumber supplier. If you’re careful when de-molding, you should be able to reuse the form for many castings.
Project Difficulty
One: Forming
![Rhomba Concrete and Wood Bench - Forming | CHENG Concrete Exchange](https://www.concreteexchange.com/wp-content/uploads/2014/08/rhomba-bench-forming-step-1-2.jpg)
Use quality materials when building this form to insure the form can be used for multiple castings. This form was used for over twenty castings.
Learn MoreTwo: Casting
![Rhomba Concrete and Wood Bench - Casting | CHENG Concrete Exchange](https://www.concreteexchange.com/wp-content/uploads/2014/08/rhomba-bench-casting-step-1-1.jpg)
We prefer to hand place the fiber reinforced concrete mixture onto horizontal surfaces and allow a few minutes for the recently placed…
Learn MoreThree: Demolding
![Rhomba Concrete and Wood Bench - Demolding and Polishing | CHENG Concrete Exchange](https://www.concreteexchange.com/wp-content/uploads/2014/08/rhomba-bench-demolding-polishing-step-2-3.jpg)
Carefully dismantle the form by removing all the drywall screws before extracting the concrete casting and take precautions to assure the….
Learn MoreFour: Finishing
![Rhomba Concrete and Wood Bench - Finishing and Bench Top | CHENG Concrete Exchange](https://www.concreteexchange.com/wp-content/uploads/2014/08/rhomba-bench-finishing-bench-top-step-1-1.jpg)
For our Rhomba Bench we decided to use cedar 2 x 4’s that were available at our local lumber yard and relatively affordable.
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