Wiremold Ratchet-Pro Steel Concrete Floor Box

Rectangular dual service metal concrete floor box with a nonmetallic top that allows for concrete pours between 4'' thick to 6'' thick. Graduated markings on the inside and outside of the box indicating volume capacity, as well as the depth of concrete pour. Box accepts 2HUB to allow 2'' conduit feeds (sold separately) while maintaining a 4'' deep concrete pour. Box includes: (1) Reusable concrete cap (2) Removable knockout plates to allow the 2HUB to be attached.