DuraTech Firestop Joist Shield 10" to 14"
The DuraTech Firestop Joist Shield is used when the chimney pipe is passing through a floor or ceiling, other than those that include the Ceiling Support. The Firestop sits on the underside of the framing and is adjustable to cover various framing sizes.
Measurement Chart:

DuraTech Firestop Joist Shield 10" to 14"
| Size | 10" | 12" | 14" |
| A | 12.125" | 14.125" | 16.125" |
| B | 15.875" | 17.875" | 19.875" |
| C | 18" | 20" | 22" |
| D | 18" | 20" | 22" |


Description
The DuraTech Firestop Joist Shield is used when the chimney pipe is passing through a floor or ceiling, other than those that include the Ceiling Support. The Firestop sits on the underside of the framing and is adjustable to cover various framing sizes.
Measurement Chart:

DuraTech Firestop Joist Shield 10" to 14"
| Size | 10" | 12" | 14" |
| A | 12.125" | 14.125" | 16.125" |
| B | 15.875" | 17.875" | 19.875" |
| C | 18" | 20" | 22" |
| D | 18" | 20" | 22" |









