UL Fire-Resistance Ratings 

Below is a list of our current UL Ratings. We are working closely with UL to expand this list. Please visit this website frequently to see our current updates.

 

UL File Number UL Design Number Assembly Description



BXUV.M529 M529 KeyTruss and CEETruss

Floor Trusses 1 Hr. Rating with single layer of gypsum board at the ceiling

Plywood Deck




BXUV.P566

 

 

P566

 

 

KeyTruss

Roof Trusses 1.5 Hr. Rating with single layer of gypsum board at the ceiling

Plywood deck, steel roof deck, or cement-fiber deck




BXUV.P564 P564 KeyTruss and CEETruss

Roof Trusses 1 Hr. Rating with single layer of gypsum board at the ceiling

Steel roof deck




BXUV.G596 G596 KeyTruss and CEETruss

Floor Trusses 1 Hr. Rating with single layer of gypsum board at the ceiling

Normal/Lightweight concrete on steel deck