How to Tank a Wet Room

There is nothing worse than having a great luxuryUse reinforcement material crosslaid to seal the
wet room that ends up leaking and causingfloor drain. Brush one sheet on the floor with
dampness. The following guide is how thekerafiber then brush the other one crosswise
professionals tank a wet room. And tank to youonto the first one brush well with kerafiber as
and me is waterproof.well.
WallsApply kerafiber around the floor drain (40x40cm)
Start by applying a primer called keraprimer on aand turn the double reinforcing sheet onto the
clean dry surface i.e. plaster board. Dilute primerdrain. Apply a coat of kerafiber on the entire area
1:1 with water and let it dry for at least 1 hourand let dry for at least 2 hours, (kerafiber
before waterproofing with a latex/fibreglasschanges colour as it dries).
material called kerafibre.Apply a second coat of kerafiber and let dry for
Stir the kerafibre well before use and use6-12 hours before tiling. Check the thickness of
reinforced material in corners, junctions and overthe coat and apply extra kerafiber on thin or
screw heads, brush kerafiber over the tape andporous spots. Allow to dry. The amount of
make sure it is thoroughly wet. On pipe inlets usekerafiber is 0.8 1/m2 and min and the coat
reinforcement tape (cut out hole) press the patchthickness should be 0.5mm.
in fresh kerafiber and brush kerafiber over toOnce it is dry cut out hole for floor drain. Make
ensure it is wet. Apply the first coat of kerafibersure the diameter of hole is at least 40mm
on the entire wall area then let it dry for at leastshorter than the diameter of the drain. This
4 hours before applying the second coat.ensures the brim of the hole reaches the seal of
Kerafiber changes to a darker colour when dry.the floor drain. The kerafiber coat must be at
Apply the second coat of kerafiber and let it dryleast 1.5mm thick around the drain.
for 6-12 hours before tiling. Check the thicknessPress a compatible tension ring carefully to the
of the coat and apply extra kerafiber on thin orfloor drain and cut off any extra membrane from
porous spots then allow to dry again. The amountunder the tension ring. Brush kerafiber over the
of kerafiber required min. 0.6 1/m2 and min.coatentire floor area, up to the tension ring seal
thickness o.4 mm.tension ring/drain junction with silicone.
Start tilling from the second lowest row of tiles,Fix the tiles on the floor with superfix tile
and at least 10cm from the floor. Fix the tiles onadhesive. Fill the joints with tile adhesive wait
the wall with superfix tile adhesive.15-30 minutes and wash excess grout off tiles
Floorswith a sponge. Wring the sponge well as excess
Apply keraprimer on a clean dry surface; dilutewater can discolour the joints.
the primer 1:1 with water. Use reinforcement tapeClean off excess grout and use silicone on all
at corners, junctions and over screw heads brushseams and corners. Leave for 24 hours to dry
kerafiber over the tape and make sure it iscompletely. Floor heating can be used gradually
thoroughly wet.after a week from the joint sealing.