sales@foscoconnect.com
(510) 319-9878
Silicon Valley, CA, USA
Overview
The RhinoDome™ 72-inch marker post with white base is a highly visible, durable solution for identifying underground fiber optic cable routes. Designed for harsh field conditions, this marker post serves as an essential warning system to prevent accidental damage during excavation and construction activities.
Constructed from RhinoPoly®, a proprietary blend of thermoplastics, these markers are engineered to withstand extreme outdoor environments and resist physical impacts. The dome-style design enhances visibility from all angles, while the hot-stamped graphics are integrated directly into the material to ensure the warning message remains legible throughout the product's extended service life.
Key Features
-
RhinoPoly® Construction
Proprietary thermoplastic blend designed for long-term outdoor durability and impact resistance. -
High-Visibility Dome Design
Round profile ensures superior visibility from multiple directions for improved utility identification. -
Integrated Hot-Stamped Graphics
Warning messages are stamped directly into the post for permanent, fade-resistant signage. -
Broad Temperature Range
Engineered to maintain structural integrity in temperatures ranging from -40°F to +150°F. -
Retrofit Capability
The dome topper can be installed onto existing, outdated, or faded marker posts. -
Includes 18-inch Bury-Depth Decal
Provides clear instruction for correct installation depth to ensure post stability.
Applications
- Buried fiber optic cable route identification
- Utility infrastructure marking
- Excavation safety zones
- Telecommunication right-of-way management
Technical Specifications
| Specification | Value |
|---|---|
| Post Length | 72 inches |
| Outside Diameter | 5 inches |
| Dome Topper Size | 21 inches |
| Anchor Tube Length | 10 inches |
| Material | RhinoPoly® Thermoplastic |
| Operating Temperature | -40°F to +150°F |
| Warranty | 10-year |
Frequently Asked Questions
What is the purpose of the 10-inch anchor tube?
The anchor tube is designed to secure the marker post firmly into the ground to prevent movement or removal.
Are the graphics resistant to fading?
Yes, the graphics are hot-stamped directly into the thermoplastic material for long-lasting visibility.
Can I install this on a marker already in the ground?
Yes, the RhinoDome™ topper is designed to be retrofitted onto existing, older marker posts.
What temperature range can this handle?
The RhinoDome™ is rated for performance in extreme temperatures from -40°F to +150°F.
What is the marker made of?
It is manufactured using RhinoPoly®, a proprietary thermoplastic blend known for high durability.

