Further information on the costs can be found at the basement information centre.
Tanking a cellar floor.
Cellar or basement tanking is the process where a liquid waterproof coating known as tanking slurry is applied to both the floor and walls of a cellar.
Most tanking slurries including hydradry see above will act as a damp proof membrane to the floor of any basement or cellar conversion.
Cement based add your water to the tanking powder click to view details or buy ultra tanking slurry powder.
Cellar tanking also known as basement tanking is the term used for the process of applying a waterproof layer that acts as a coating on the walls and floor of a cellar or basement.
It is important to tank the floors of the cellar as well as the walls.
However remember that lowering the floor level to increase headroom costs around 200 300 m.
We strongly recommend that you tank the cellar floor once you have fully tanked all of the walls.
The same method is followed when tanking a floor.
It is used to deal with damp walls to prevent water ingress and effectively makes the walls watertight on a permanent basis.
Ensure however that the same preparation process is applied to the floor as for the walls.
Cellar tanking liquids brush onto damp walls and floors no smell no solvents.
Tanking a cellar floor.
To waterproof a damp cellar through tanking can cost as little as 40 80 m.
There must be no holes or gaps and certainly no cracks.
A rough cost for underpinning the walls will come in at around 500 1 000 m.