HBS Rooftop Support With 1-5/8" Channel H-132 in Pre-Galvanized Steel

  • H-Block Standard comes with 12 guage channel 1-5/8" H-132.
  • The HBS series is perfect for supporting natural gas and refrigeration systems, cable tray, electrical conduit, multiple lines, HVAC equipment and many other applications.
  • It provides a longer mounting surface with strut lengths up to 8'.
  • Standard strut mount pipe clamps are used to secure the pipes.
  • All rooftop support systems come pre-assembled for easy installation.
  • Compatible with most rooftop materials or other flat surfaces.
  • Finish: Pre-galvanized ASTM 653 steel
  • Other Finishes Available: Hot dipped galvanized ASTM A-123, Zinc trivalen chromium ASTM B-633-85, Powder coated spr-green ASTM B-117, and PVC coating 40ML thickness (available upon request only).
  • Material: Base is 100% recycled rubber tires
  • UV resistant
  • Dampens vibrations
  • High visibility safety corners coated with ANSI orange #2535.1-1998
  • Resistant to freeze and thaw (ASTM D1171 modified)
  • ASTM D575 medthod B-modified compression/deflection testing.

Submittal Sheets_HBS Series with H-132 PG Request Quote


HeightWidthStrut LengthOverall LengthWeight (lbs.)# of Bases RequiredUniform Load Capacity (lbs)*Safety Factor
5-5/8" (143 mm)5" (127 mm)9.312" (237 mm)10-7/8" (276 mm)6.26 lbs.12,5002.0

* This load is only for the capacity of the components in this assembly. Consult roofing manufacturer or engineer for roof load capacity.


  • LEEDS certifiable
  • Meets the Buy American Act
  • American Reinvestment Recovery Act (A.R.R.A.)

Technical Information

Model # Part # Height Width Strut Length Overall Length Weight (lbs) # of Bases Uniform Load Capacity (lbs)* Safety Factor
HBS-24-H-132-PG 80038 5-5/8" (143mm) 5" (127mm) 22.375 (568mm) 24" (610mm) 13.10 lbs. 2 5,000 2.0
HBS-36-H-132-PG 80039 5-5/8" (143mm) 5" (127mm) 34.375 (873mm) 36" (914mm) 19.77 lbs. 3 7,500 2.0
HBS-48-H-132-PG 80040 5-5/8" (143mm) 5" (127mm) 46.375 (1178mm) 48" (1219mm) 26.44 lbs. 4 10,000 2.0