4” heavy duty tape
The 4” (100mm) heavy duty tape is used for covering the interlock at the top of a wall to prevent concrete from flowing into the interlock.
![4” Heavy Duty Tape 1](https://nudurabyconstreco.pt/wp-content/uploads/2022/01/4-Heavy-Duty-Tape-1.jpg)
The 4” (100mm) heavy duty tape is used for covering the interlock at the top of a wall to prevent concrete from flowing into the interlock.