Connolly 25mm Surface Crack Inducer Black (10 pack)

Connolly surface crack inducers are an economical control strip for small pours and decorative concrete applications. The strip is simply inserted into wet concrete flush with the finished surface. This eliminates the need for tooled or sawn joints and protects the joints against ingress from foreign particles.
Surface Crack Inducer is sold in packs of 10.