Most damp proof floor coatings are applied directly to the concrete floor.
How to lay damp proof membrane concrete floor.
Plastic damp proof membrane.
There are however two options for damp proofing concrete floors without needing to replace the floor itself.
But it is an effective way to do it.
Approximately 1 400 including labour beam and block floors.
The damp proof membranes used during construction of concrete floors are often thin and can easily become torn before they are laid rendering them.
This barrier is intended to stop moisture passing from one to the other.
A damp proof membrane is put down.
A damp proof membrane dpm is used to create a barrier between a concrete or screed subfloor and the floor covering that is laid on top such as wood ceramic or quartz tiles laminate or carpet.
Underfloor heating pipes are put in place if necessary.
The second option is to use a damp proofing membrane on top of the existing concrete surface.
Either a damp proof coating can be applied to the surface of the concrete or a damp proof membrane can be laid on top of the concrete.
Insulation is put down.
A liquid applied dpm damp proof membrane is a simple solution and an excellent way to damp proof a concrete floor.
You are essentially painting a concrete floor after all.
This is due to the fact the membrane can be applied onto the damp surfaces so there is little surface preparation that needs to be made.
Concrete is poured and left to cure for a minimum of three days.
This is more than often an easier and quicker option than using a damp proof coating.
It might seem a bit unusual.
When constructing an extension or a new build home it is important that damp proofing measures are taken during the initial construction phase itself.
Damp proofing concrete floors with liquid membranes.
Damp rising through concrete floor slabs is fairly common causing damp issues on carpets and floor coverings warping wooden floors and increasing the likelihood of low level mould growth.