3M™ Fire Barrier Cast-in Device Height Adaptor 4HA, 4 in
Used in conjunction with a 4-inch 3M™ Fire Barrier Cast-In Device. increases height of allowable concrete thicknesses by 4 in. (101.6 mm) for installations requiring up to 12 in. (304.8 mm) pour depths.
Accommodates both metallic and non-metallic models of 3M™ Fire Barrier Cast-In Device.