42" SedCage "Sandbag" Model

Fits Square Grates up to 28"x28" Round Grates up to 34" in diameter Rectangular Grate with a diagonal measurement between 32" and 40" (a2 + b2 = c2) Works with flat grates and slight v-grates. "Sandbag" model SedCages are used when the grate is not supported on all edges or when one would rather not lift the grate. To install; Position SedCage over grate, Fill provided sandbags half full so they will lie wide and flat (desired thickness is 2). Surround SedCage with sandbags. No shovels, No restoration, Reusable. Fully assembled. Empty sandbags included. Patented.