Call 866-997-8788

GRB216 Riser Rod Platform

Support block with strut, 16” riser rod, and load distribution plate

Need some height? The GRB200 Series of G-STRUT rooftop support blocks combine our single base block with riser rods and strut channel supported by a load distribution plate to safely elevate pipes, ducting, cables, and more. Made of weather-resistant materials, the GRB200 series is appropriate for most outdoor rooftop applications. To find out more about G-STRUT’s possibilities, contact the team at Gregory Strut to learn how the 200 series can support your project.

Request a Quote View Submittal Sheet

For a custom order or hard-to-find part, please request it through our contact form.

Contact Us

Product Details

The GRB216 Riser Rod Platform is composed of our heavy-duty recycled tire rubber block base (compatible with most rooftop materials) plus steel strut channel, elevated by riser rods and attached to a load distribution plate (LDP), adding additional stability to this system.

  • Single base with attached strut channel, riser rods, and LDP
  • Pre-assembled at the factory
  • 14 gauge, 13/16” pre-galvanized steel channel
  • Compatible with standard strut channel fittings and clamps
  • 100% recycled rubber block
  • UV-resistant materials
  • Green high-visibility reflectors for safety
  • Innovative design inhibits floating and shifting
  • Freeze and thaw resistant
  • LEED certifiable product
  • Vibration dampening
  • Compatible with most rooftop materials


  • Base length: 9 3/4”
  • Base width: 5 1/2”
  • Base height: 4”
  • Maximum height: 14”
  • Channel width: 1 3/4”
  • Channel length: 9 1/2
  • Materials: 100% recycled rubber base, pre-galvanized steel channel
  • Safety: Green reflector for high visibility
  • Weight: 7.1 lbs
  • Static load capacity: 500 lbs.
  • Ordering: 129 per skid

Proven Certifications & Associations

Group Affiliations

Evergreen Marketing Group Logo
AD Plumbing Logo
AD Electrical
NetPlus Alliance

Have a question?
Contact our Vice President of Gregory Strut, Bob Porter, to discuss your questions, goals and project requirements.

Partner With Us