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Fibered roof coating T-40

The T40 is professional fibered coating for waterproofing foundations and roofs. The asphalt and mineral fibers contained in this product form a reinforced membrane that remains flexible. This product is strongly recommended for areas at risk of water infiltration or for places where the condition is uncertain. This product prolongs the life of damaged surfaces by regenerating them.

Would you buy this product?



  • Professional selection
  • 10 years warranty
  • Easy application
  • Ideal for sealing areas with risk of water infiltration
  • Better resistance due to the fibers
  • Does not flow
  • Remains flexible in cold weather
  • Extends the service life of roofs


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Seal / Saturated

Building components

Roofing / Foundation


Concrete / Wood / Masonry / Aspalt shingle / Metal

Covering rate

1,5 m2/L (60 ft2/gallon)



Preparation / Application

Application temperature

10°C and more preferably. The product will be thicker when the temperature decreases.

Service temperature

-40°C to 85°C

Application tools

Squeegee / Paint brush / Roller / Squeegee

Surface preparation

Surfaces must be clean and free of dust, dirt or other contaminants. Surface repairs must first be done with plastic cement from Thiroco.


Do not apply if rain is expected. During colder periods, keep the product in a temperate place to facilitate its application. Stir well before application. Apply the product in an thin and even layer. If the product is applied on a slope higher than 4/12, take the necessary precautions by applying a very thin layer to prevent slipping of the product until it is completely dry. Close the container after each use.


Allow about 4h for surface drying and about 48h for complete drying. The drying time depends on the application method, the ambient temperature, the surface and the thickness applied.

Caution / Cleaning / Storage

Restriction / Caution

Keep out of the reach of children. If the product is applied near a ventilation or air conditioning unit, take the necessary precautions to prevent infiltration of solvent odors toward the inside. Keep open container or freshly applied product away from open flames, sparks or other sources of heat. For outdoor use only.


Mineral spirits


The product may be kept in its original sealed container up to 12 months after the date of purchase by the user.

Available format

3,78L / 18,9L


10 years limited warranty when installed and / or applied as recommended by the manufacturer. We will replace the product with a manufacturing defect. Under no circumstances will the manufacturer be liable for any amount exceeding the purchase price of the product used. The consumer must ensure that this product is suitable for the intended use. Because of atmospheric conditions, applicator competence and surface conditions being independent of the manufacturer’s control, we limit our liability for one year following the date of purchase, with proof of purchase, to replacement of defective material only in its original hermetic container. Port paid plant (FOB plant).