Kiilto Pro Moisture Proof
Moisture barrier

Kiilto Pro Moisture Proof moisture barrier for sealing walls to be tiled, eg. toilets and utility rooms. Eurofins Product Certificate C51/99.

Special features

  • economical, good spreading properties
  • moisture barrier for sealing walls before tiling, eg. toilets and utility rooms
  • drying time approx. 1 + 2 h




Kiilto Pro Moisture Proof moisture barrier prevents room air moisture from infiltrating the building structures (not designed to prevent structural moisture and rising damp). The substrate must be clean, dry and free of dust. We recommend waterproofing wet area floors and walls with Kiilto waterproofing membranes. See specific instructions.

Package Size EAN Code
1 l 6411511900019
3 l 6411511900033
10 l 6411511900101
Air humidity

< 60 %

Application temperature

+10–25 °C


4–5 m²/l

Density/specific weight

approx. 1.0 kg/l

Frost resistance


Mixing ratio

1st application with Kiilto Pro Moisture Proof thinned with water (1:1)
2nd application with undiluted Kiilto Pro Moisture Proof

Package sizes

1 l, 3 l, 10 l


In unopened containers, above +1 °C, for 1 year.

Substrate humidity

Kiilto wall plasters can be treated in accordance with the drying time information provided in the technical data of the plaster.

Concrete substrate < 90 % RH


Synthetic rubber


approx. 9

Instructions for use

Shake the product before use. Apply the first coat of diluted Kiilto Pro Moisture Proof (diluted with water 1:1) by using a paint roller or a brush. Allow to dry for 1–2 hours, and apply the second coat using undiluted Kiilto Pro Moisture Proof. Allow to dry, preferably overnight, and then start tiling the dry surface by using Kiilto tiling adhesive or adhesive for ceramic tiles.

Additional information

The information given in this product data sheet is based on our tests and our practical knowledge. The technical data is defined in standard conditions. Variations in local working conditions and methods will affect the product performance and result. We guarantee the high quality of our products according to our Quality Management System. No liability can be accepted from incorrect use of the product or prevailing conditions, over which we have no control. Thus, we cannot be held responsible for the final result. The correct use of the product presupposes that the user has made him/herself aware of the contents of the working instructions and procedure guide, if provided.

Environment and safety

Avoid unnecessary skin contact and exposure with the fresh product, use safety gloves. Refer to material safety data sheet. For information on product and package disposal, go to