Should I put an adhesive such as Unibond on the wall first?
This type of product will not react in any way with Wizard Fibre. If your wall is fairly coarse and is providing a good key then it won’t be necessary. If your wall is very smooth then you can use it to increase adhesion if you wish. Should I put a waterproofer in the mix? If you are going to paint the pond then it is important that you do not use a waterproofer because this would close the gaps between the sand particles and the finished wall may be too smooth for the paint to adhere easily. If you are not painting then the addition of a waterproofer will not in any way affect the Wizard Fibre. Should I use a plasticizer in the mix? Yes if you wish. A mortar plasticizer (a fluid available from builders’ merchants that is added to the water in the mix) will increase the workability of your mortar. Do I need to apply a scratch coat? A scratch coat is an initial render applied directly to the blocks/concrete to smooth the structure prior to the application of the final render. Whilst it
