UL RATINGS

Below is a list of our current
UL Fire-Resistance 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