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Long Bay Secondaries
PRODUCT DESCRIPTION
A horizontal structural member which supports roof systems with virtual square shaped top and bottom chords.
Gauge:
16, 14, 13, 12
Depth:
12″ – 44″
Finish:
Gray primer
Fasteners:
A325 bolts per design
Lengths:
Up to 65′
Usage:
Secondary member to support roof systems
Limitations:
Designed to meet specific load criteria
A325 bolts per design
Lengths:
Up to 65′
Usage:
Secondary member to support roof systems
Limitations:
Designed to meet specific load criteria
5″ seat depthCan mix bays with standard Zee purlins
Feature |
Benefits |
| Bay spacing from 40′ to 65′ | Opens long bay markets |
| Bolts to main frame | Faster, more precise installation |
| Design flexibility | Usable with tilt wall |
| Stiffer than bar joist | No warp or sweep, easier to erect |
| Lighter than bar joist | Easy to handle, maneuver, and set |
| Available with Double-Lok® standing seam roof | 30-year roof life-cycle, 25-year factory warranties available |
| Available with “B” Deck for single-ply, built-up, EPDM roof | Design flexibility for conventional applications |
| Open-web purlin fabricated of light-gauge cold-rolled steel | Roofing systems attached with self-drilling screws |
| Less bridging and bridging attaches with self-drilling screws | Quicker installation |
| 4″ top chord width | Stable platform for attachment of deck or clips |