Designed for on-grade concrete applications where durable, fixed-height rebar support is required. Unlike standard alternatives, this product is optimized for its specific application to improve stability, efficiency, and placement accuracy. Plain Dobies are concrete rebar supports designed for on-grade reinforcement applications. Inland Concrete Products manufactures these dobies in standard 4000 PSI mix designs, with higher-strength custom options available, in sizes ranging from 2 x 2 x 3/4 inch up to 6 x 6 x 6 inch.

Cover heights from 3/4 inch to 6 inch; suited for on-grade reinforcement; standard 4000 PSI concrete with higher-strength options available; custom sizes and configurations available upon request; D.O.T. approved in most states; qualifies as a CRSI Class 1 Bar Support.

Standard 4000 PSI concrete spacer. Quantity per pallet ranges from 175 to 12,000 depending on size; bag quantities available on select SKUs. Meets CRSI Class 1 Bar Support requirements.

CPD075 2 x 2 x 3/4; CPD100 2 x 2 x 1; CPD150 2 x 2 x 1 1/2; CPD175 2 x 2 x 1 3/4; CPD200 2 x 2 x 2; CPD233 2 x 3 x 3; CPD300 3 x 3 x 3; CPD500 3 x 5 x 5; CPD600 3 x 6 x 6; CPD6606 6 x 6 x 6.

What are Plain Dobies used for? They are used to support rebar in on-grade concrete applications. What cover heights are available? Sizes range from 3/4 inch to 6 inch cover. Are custom strengths available? Yes, higher-strength custom mix designs are available on request.