DuraTech Firestop Joist Shield 5" to 8"
Product Images
Product Details
Help & Documents
The DuraTech Firestop Joist Shield is used when the DuraTech Class A pipe is passing through a floor or ceiling where a ceiling support box is not used. The plate gets mounted to the underside of the ceiling and the sleeve is adjustable to cover the framing.
Note: The Firestop is not needed when passing through the roof decking.
Measurement Chart:
DuraTech Firestop Joist Shield 5" to 8"
Size | 5" | 6" | 7" | 8" |
A | 7.125" | 8.125" | 9.125" | 10.125" |
B | 10.875" | 11.875" | 12.875" | 13.875" |
C | 13" | 14" | 15" | 16" |
Product Details:
The DuraTech Firestop Joist Shield is used when the DuraTech Class A pipe is passing through a floor or ceiling where a ceiling support box is not used. The plate gets mounted to the underside of the ceiling and the sleeve is adjustable to cover the framing.
Note: The Firestop is not needed when passing through the roof decking.
Measurement Chart:
DuraTech Firestop Joist Shield 5" to 8"
Size | 5" | 6" | 7" | 8" |
A | 7.125" | 8.125" | 9.125" | 10.125" |
B | 10.875" | 11.875" | 12.875" | 13.875" |
C | 13" | 14" | 15" | 16" |
Help & Documents:
DIY Center
(AKA ‘The Rockford Files’)
From video tutorials to product walkthroughs, we have a variety of DIY resources just for you! Click the button below to view our entire library.

Our 316Ti flexible chimney liner and chimney liner components have passed the rigorous testing at the Underwriters Laboratories with best in class status and are UL Listed. So if you are looking for UL listed chimney liner sold directly to homeowners, then look no further than Rockford Chimney