Cush-A-Block, Rooftop Block Support

ZSI-Foster has designed rooftop support systems that utilize 100% recycled rubber that qualifies for LEED credits and meets the Buy America Act. The units are resistant to extreme temperatures and can withstand the year-long sun and hot temperatures Hawaii has. The rubber also helps with dampening the sound and vibration that equipment can generate. Combining the Cush-A-Block with Unistrut channel, rollers, raised channel and crossbeams gives technicians a complete line of options to support your HVAC, plumbing or electrical equipment needs.

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Cush-A-Block

The Cush-A-Blockis a rooftop support system that utilizes 100% recycled rubber that qualifies for LEED credits and meets the Buy America Act. The units are resistant to extreme temperatures and can withstand the year-long sun and hot temperatures Hawaii has. The rubber also helps with dampening the sound and vibration that equipment can generate. Combining the Cush-A-Block with Unistrut channel, rollers, raised channel and crossbeams gives technicians a complete line of options to support your HVAC, plumbing or electrical equipment needs.

Features:

  • 100% Recycled Rubber Qualifies for LEED Credits
  • Meets the Buy America Act and American Reinvestment Recovery Act
  • Resistant to Freeze and Thaw
  • Dampens Vibrations
  • Compatible with Most Rooftop Materials
  • Eco-Green Reflective Safety Strip Won't Peel or Flake

Excellent options for:

  • Solar racking
  • Pipe & conduit support
  • Duct support
  • HVAC support
  • Cable tray systems
  • Air conditioner support
  • Roof walkway support

Cush A Block
Embedded nut fastners
Cush A Block
Embedded nut eliminates any thru holes and prevents leaksor any rust from forming on the underside of the fastener.
Cush A Block
Standard block with 13/16” strut
Cush A Block
Standard block
Cush A Block
100% Recycled rubber
Compatible with most rooftop materials

Specifications for CBN series unit block only:

  • Uniform Load: 2,500 lbs
  • Height: 4 3/16”
  • Width: 5”
  • Length: 10 ½”
  • Weight: 4.8 lbs.
Channel Options

The channel for Cush-A-Block support assembliesincludes a variety of options. The strutcan be made in special lengths, finishes, andalloys including Aluminum, Stainless Steel both304 & 316, PVC coated, Powder coated, ZincTrivalent Chromium, Pre-Galvanized and HotDipped Galvanized.

More than 200 pages to explore

Unistrut metal framing channel, fasteners and hardware are the materials of choice for OEMs, contractors and plant maintenance personnel. Download the catalog to learn more.

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