Tobslak TBM -2K

Tobslak TBM -2K

Flexible, polymer thick coating Combines the properties of flexible and crack-bridging mineral waterproofing protective coating and waterproofing.


TBM -2K is a state-of the art cementitious, acrylic emulsion based flexible protective coating and waterproof barrier. This product is two-component and resistant to water, moisture and abrasion. Its liquid mixing component is solvent free. TBM -2K can be used as a stand-alone product or underneath flexible thin-set tile mortars.

Colors: White & Gray

Typical Applications:

  • Balconies, plaza decks, weather exposed or top soil covered roof structures.
  • For rapid waterproofing of building elements as well as containers, tanks and reservoirs, both indoors and outdoors.
  • Waterproofing in new buildings.
  • WTA-compliant retroactive waterproofing.
  • Can be applied > 3 m below ground.
  • Approved for connecting to water impermeable concrete structures.
  • Waterproofing of plinths and base points.
  • Waterproofing in a bond.
  • Bonding layer on old bitumen coatings.
  • Repair of flat roof waterproofing on roofs of structures which are not habitations.
  • Horizontal waterproofing in and underneath walls.
  • For attaching perimeter insulation panels.
  • Mechanical and equipment rooms.
  • Water, wastewater, sea water and marine aquarium tanks and other reinforced concrete structures.
  • Underneath flexible thin-set tile mortars (showers, sanitary rooms, kitchens, etc.).

NOTE: Do NOT use TBM -2K in pools, hot tubs, or fountains unless under tile.


  • Solvent-free, Bitumen-free.
  • Waterproof membrane.
  • Complete drying and cross-linking occur rapidly, after just 18 hours.
  • Water pressure tight.
  • High tensile adhesion strength.
  • Highly flexible, elastic and crack-bridging.
  • Can be covered after a very short time (≥ 4h).
  • UV-resistant,Resistant to frost and de-icing salt.
  • Can be plastered and painted over.
  • Can be applied as a grout, with a brush or trowel, or by spraying.
  • Applied above or below grade.
  • Permanently flexible - Elongation up to 70%.
  • Bridges cracks up to 2 mm.
  • Accommodates substrate movement up to 1/25 inch (40 mils [1.0 mm]).
  • Resists strong hydrostatic pressure. Tested up to 200 psi (13.8 bar) positive side water pressure.
  • Can be painted or tinted.
  • Safe for potable water - NSF/ANSI 61 certified.
  • Stands up to pedestrian and light traffic.