Direct Lit Surface Mount Kits have a standard ceiling box attachment pattern that is easy for maintenance and installation. They are designed for locations without T-grid or lay in ceilings to hold ECO-T LED Recessed Troffers and Direct Lit LED Flat Panels on drywall or concrete ceilings. The guardrails on the mounting kit prevent "lift out" and allows for set screw lock ins. This product is made for standard ceiling box attachment patterns and is fully painted inside and out. It also has a blind access panel for easy maintenance and installation.