Waterproofing Bathroom Floor Before Tiling

A subfloor is installed on top of a structure s construction floor and provides a flat level surface for finish flooring such as tile or linoleum.

Waterproofing bathroom floor before tiling.

Also almost any surface can be sealed like concrete cement screeds dry screed existing ceramics tiles plasterboard and wood. Therefore any concrete that may come into regular contact with water such as under tile or for a pool will need to be waterproofed. Waterproofing concrete is a fairly simple procedure. To stick the membrane down use either a paint roller or brush to paint over it with the waterproofing agent.

Preparation for installing floor tile depends on the type of subfloor in the room you are tiling. Lay the membrane down so that half is on the wall and the other half on the bathroom floor covering the crack. For more information download our pdf about types of subfloors. Spread mortar and press in continuous strips of waterproof membrane.

Water leaking into your floor and wall spaces can rot structural timbers and cause damage. Before finish flooring is installed on top of a plywood subfloor you must waterproof the subfloor especially in a bathroom. Cut the waterproof membrane into lengths of the bathroom walls. It supports your decorative floor finish whether it s carpet hardwood vinyl laminate or tile.

0131 618 9901 07956236300. This self adhesive system offers easy and secure waterproofing with 10 years warranty on water tightness. This video from bunnings warehouse will show you the simple steps. Spread mortar around the opening of the drain hole then press the floor drain into place.

Taking the extra time to waterproof a bathroom is probably the single largest factor that can result in vastly different. Cement is actually a very porous material and can easily absorb water. If cement is not waterproofed it can cause issues with the mortar used between the tiles. Apply the first coat of waterproofing sealer pour the waterproofing sealer into a paint tray.

Waterproof the seams along the base of the shower walls where the walls meet the shower pan. Next move on to coating the floor starting from a back corner and working your way outwards toward the door. If a bathroom floor is to be tiled it needs to be waterproofed if it s a timber build. The materials that are used in the floor of a bathroom will also play a role in what s required for waterproofing for instance while compressed fibre cement floor and concrete floors might offer water resistance themselves if the bathroom floor uses timber based materials like plywood or particleboard instead it ll need to be fully waterproofed.

Use a paint roller or a sponge mop to apply the first coat of waterproofing sealer to the wall up to the line of masking tape. A subfloor is the bottom most structural level of your floor.