https://metacaulk.com/firestop-joint-strip.html
Application • Flexible strip firestop material used in concrete and masonry floor and wall joints up to 2″ wide • Prevents the passage of fire between joints
Recommended for • Stadium construction, tilt up panels • Curtain wall panels • Steel utility boxes • All concrete and masonry wall and floor
construction joint applications • Can be used with any UL Listed sealant • Penetrations in walls & floors
US Patent No. 6,207,085
Post time: Jun-25-2017