Page 289 - ZSi-Foster Product Catalog

Cush-A-Block Rooftop Supports
®

Finishes: Pre-galvanized (PG) or Hot Dipped Galvanized (HG)

CBN Series
Introduction
Plain Base

10"
254mm
7 ⁄8" Channel
3
187mm
4 ⁄16"
3
Channel Nuts & Hardware
106mm

Note: The embedded fasteners are conveniently spaced
to allow attachment of slotted channel.
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10 ⁄2"
1
267mm 5"
127mm General Fittings
CBN-Base Series
Uniform Load
Part No.
The CBN-Base Rooftop Support is UV resistant and suitable for installation Capacity Lbs (kN)* Brackets
on most types of roofing material or other flat surfaces. Can be used as a CBN 2,500 * (11.12 kN)
curb (sleeper) replacement. Screw fasteners can be used to attach one or
two hole pipe straps or a piece of strut (not included). * This load is only for the capacity of the components in this assembly. Please consult
roofing manufacturer or engineer for roof load capacity.
Beam Clamps

CBN-BR Bridge Series
Support With Channel
Pipe & Conduit Supports

5 ⁄8" Strut
5
143mm Length
Electrical Fittings

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Spring Steel
Total
Length WWW.ZSI-FOSTER.COM

CBN-BR Bridge Series Supports Concrete Inserts
5"
( ) ( ) + 13mm ( ) 127mm Part No. Length Length Uniform Load
with 1- ⁄8" (41mm) Pre-Galv. or Hot Dip Galv. Steel Channel
5
Strut
Total
⁄2"
1
=
Strut
Total
Length
Length
Lbs (kN)*
1
Like all of the Cush-A-Block supports, the CBN-BR Bridge Rooftop CBN28BR 28" (711mm) 28- ⁄2" (724mm) 1,491* (6.63 kN)
1
Supports are perfect for supporting natural gas and refrigeration piping CBN36BR 36" (914mm) 36- ⁄2" (927mm) 1,160* (5.15 kN) Rooftop Supports
systems, cable tray, electrical conduit, multiple lines, HVAC equipment CBN42BR 42" (1m) 42- ⁄2" (1.08m) 994* (4.42 kN)
1
and many other applications. CBN50BR 50" (1.2m) 50- ⁄2" (1.28m) 835* (3.71 kN)
1
The CBN-BR Series provides a longer mounting surface with strut CBN60BR 60" (1.5m) 60- ⁄2" (1.54m) 696* (3.09 kN)
1
lengths up to 60" (1.5m). Custom lengths are available upon request. Technical Data
* This load is only for the capacity of the components in this assembly.
Standard strut mount pipe clamps are used to secure the pipes. Please consult roofing manufacturer or engineer for roof load capacity.
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