LP Tanks Filled Here- Coroplast Panel for WindmasterTM FP FramePropane exchange and filling is a great way to make some extra money. Advertising in the right place could make the difference between a sale and a missed opportunity! This one piece aluminum sign mounts to an existing pole, and can be positioned anywhere you need. Panel says, "L P TANKS FILLED HERE" Panels slide onto spring extensions in the base and lock in place Printed on both sides Use with WindMaster FP Curb Sign Frame (U WMFP) Curbside FP Frame