Do You Need To Waterproof Concrete Bathroom Floor
It is if it has an approved additive.
Do you need to waterproof concrete bathroom floor. Step 3 Seal the concrete walls and floor against moisture and water vapor with RadonSeal Concrete Sealer. This is adding extra time and effort and cost for virtually no return. Bathrooms are the main wet area in the house.
While youre waiting for the primer to dry measure the edges corners and internal joints that need to be waterproofed. Waterproofing would not be a common building defect if more consideration was given to the choice of installer and application. If the bathroom floor is either concrete or compressed fibre cement sheet flooring then there is no requirement for full waterproofing of the floor and the extent of floor waterproofing will depend on whether it has a bath with a shower over it or the shower recess is enclosed with a shower screen.
You still should waterproof it though No need for it on a single storey residence as there is little movement in the concrete and only microscopic movement between the walls and floor. Waterproofing is typically done by experts while the bathroom is being built. Doing a half-arsed job will end in tears when your kids create a bath-time tsunami and water slops over the edge of the bath making a grand entrance through your downlights below.
Step 1 Remove any paints sealers tile adhesive efflorescence and oils from the concrete. The walls need to be waterproofed up to 150mm. If the bathroom floor is made of or contains wood or if the bathroom is on the second storey or higher the whole floor must be waterproofed.
Use a brush to paint primer onto the area you want to waterproof. Clear Waterproofing Membrane creates a look of polished concrete in. Concrete has key features that make it a very good choice for bathroom floors as well as some characteristics that make it problematic.
It is a very durable easy-to-clean and waterproof material but it is also a cold hard slippery surface that requires special solutions to work effectively as a bathroom flooring material. Concrete on its own is not classified as a waterproof surface. The thing is with waterproofing your bathroom- you need to get it right the first time.