BAUTECH SEC® is an UV resistant waterproofing material formulated with an special polyurethane polimer, with high power stretching and able to be apllied on wet substrates even with possibility of low negative water pressure, after applied.


  • Tanks
  • Slabs
  • Bathrooms and kitchens
  • Pools
  • Channels and gutters
  • Metal or cement tiles
  • Industrial areas from mild chemical attack, such as containment basins, machine bases and sewage treatment plants


  • Flexible and elastic membrane, with high performance, free of cement and solvents
  • High resistance against positive pressures
  • Resistance against low negative pressures
  • Resists chemical attack
  • No risk of damage if it get in contact with water during or immediately after application
  • No smell



26,46 lb (12kg)

COVERAGE (conventional applications)

86,11 ft2 / kit (8m2/kit)




2 (two coats)


6 to 8 hours


24 hours


5.5 to 10.5 (pH)


(50°F – 104°F) (10°C – 40°C)


24 months from date of manufacture


  • The substrate must be cement based and the surface must be smooth, stable, firm and without detached particles ;
  • The cleaning of the substrate is essential for the efficiency of the product. So the site should be completely clean, intact, solid and free of any substance that may hinder adherence (such as wax or resin);
  • Do not apply the product on bituminous surfaces, as asphalt and tar;
  • If there are drains, is important to realize a variation level of at least 1% gap.
  • To use in new slabs is required to wait a minimum of 15 days for the concrete curing;
  • In case of rough or porous substrate, rectify it with a polymeric mortar and wait a minimum of nine (9) days.
  • Cracks and fissures must be treated with a proper self adhesive tape previously.
  • All the edges and sharp corners must be slightly rounded;


  • Mix the components separately first;
  • Launch the B component of the Component A and mix for 4 minutes with the aid of a mechanical mixer;
  • The application time is 50 minutes, whereas at room temperature;
  • Never add solvent, water or any chemical compound in the mixture;
  • The BAUTECH SEC kit must be mixed thoroughly, do not mix fractions of a kit.


  • Apply BAUTECH SEC with a texture roller, brush or trowel
  • The second coat should be applied 6 to 8 hours after the first.
  • In case of ceramic settlement on the BAUTECH SEC, it is recommended to spray a medium sand on the last still fresh layer and the tile adhesive mortar must be made with polymer to have a good adhesion on the BAUTECH SEC. The ceramic settlement must be done in a minimum of 72 hours after application of the membrane;
  • If there is need for mechanical protection, opt for a separating layer of Kraft paper or plastic canvas.
  • The sealed area can be opened to traffic after 24 h.


  • Keeping the package closed when it is not in use.
  • Never reuse the package for any purpose than the conditioning product.
  • Store in original package in a dry,ventilated area away from heat sources.
  • Keep out of reach of children and pets
  • Prepare and apply the product always on environment vented to dryness
  • It is recommended the use of personal protection equipment in accordance with Work and Worker Health rules, such as gloves, boots and goggles.
  • In case of contact with skin and eyes, while the product is not cured, flush with current water for 15 minutes. If swallowed do not induce vomiting. In both cases, see a doctor immediately and take the package of the product.


  • The information in this data sheet is based on laboratory testing and in our knowledge about the product. Measured values may vary due to environment. The BAUTECH warrants this product is free from manufacturing defects and the warranty extension is limited to the purchase price of your product, only if proven to be defective and when used as recommended. No other express or implied warranties, and no salesman, agent, distributor or dealer has the authority to extend, modify or suppress these provisions.
  • For more information, please contact the Technical Department of BAUTECH


  • Do not apply to alkyd base
  • Do not apply on bitumen (asphalt)
  • Do not mix different amounts of a whole kit
  • Do not add water or solvent