LIGHTGUARD® PMR roof panels provide both insulation and lightweight ballast for Protected Membrane Roof Systems. Panels are composed of Dow Styrofoam with a 3/8-inch latex-modified concrete topping on a 2'x4' tongue-and-groove panel, weighing 4.5 lb. per square foot per panel.
- Protect the roof membrane from foot traffic, UV degradation and weathering
- Compatible with a wide range of membrane types
- Easy removal and reinstallation of ballast and insulation, and reusable
- Reduce yearly membrane maintenance costs
- Can be laid over existing membrane to add insulation