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Profile Uses, Engineering, Installation Tips, & More:

Technical Information:

UL 90 TESTING

SMI 1.5″ SL 550 UL 90 Test – Construction No. 373
12” wide 24-gauge panel over purlins spaced at 4 feet

SMI 1.5″ SL 550 UL 90 Test – Construction No. 467
18” wide (UL 90) / 19.5” wide (UL 60) 24-gauge panel over purlins spaced at 3 feet

FBC APPROVAL

Steel

Plywood: Non-HVHZ FBC Approval

TDI APPROVAL

PRODUCT SUBMITTAL INFO

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How to Choose the Right Underlayment for Your Metal Roof 

How to Choose the Right Underlayment for Your Metal Roof 

Underlayment protects your roof from leaks and damage. Discover the main types, pros and cons, and how to pick the right one for your project.

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Have questions about our metal roofing products or need assistance with your project? Our team of experts is ready to provide you with the information and support you need to make your project a success.