CONCRETE WEIGHT
The Concrete Weight from Mti Group is a simple weight that can be used to act as a basic hole blocker for sub water decking. Tying a rope through the centre of the weight and lowering it into position, the rope can be secured and stemming can be placed on top of the concrete weight.
The weight is 250 mm diameter and has a 20 mm diameter hole in the middle for the rope and to also allow gas to escape through the centre of it.