The Rohn, FRM series model is a non-penetrating roof mount and also a ballast roof mount offering 30" to 60" mast in sizes ranging from 1-1/4" to 2-3/8" Outside Diameter (OD).
The base of the ballast roof mount is 34-3/4" square with trays to fit the concrete blocks, for ballast mount.
The FRM roof mount is hot dip galvanized for corrosion protection and assembles together quickly.
Features:
- No penetration of roof surface
- Galvanized for corrosion protection
- 1-1/4" diameter
- Designed for concrete block ballast mount
Dimensions:
- 36" x 36" square
- 60" in height
- 1-1/4" Diameter Pipe
FRM150: Mast is 1.50" OD and 30" tall. Designed for concrete block ballast 36" square.