Tetrion Hard as Rock filler is 5 times harder than concrete. Box contains 2 x 1kg sachets of fast drying masonry repair cement sets rock hard within 1 hour and cures 5 times harder than concrete.
Tetrion Hard as Rock filler is 5 times harder than concrete. Box contains 2 x 1kg sachets of fast drying masonry repair cement sets rock hard within 1 hour and cures 5 times harder than concrete. Tetrion hard as rock is designed for outdoor masonry projects such as anchoring gate and fence posts, repairing drainpipes and grid surrounds, repairing worn steps and secures metal fixings, ideal also for security posts and machine bolts. Mix with water is required.