Use

• Waterproofing and flexible protection of concrete structures, including tanks, reservoirs, pipes, etc.
• Waterproofing of bathrooms, showers, balconies, swimming pools before the application of ceramic tiles joined with adhesives.
• Waterproofing of external wall surfaces in foundations.
• Interior waterproofing of walls and floors in basements; with negative water pressure.
• Flexible protective coating for reinforced concrete structures against the effects of freezing-thawing and carbon dioxide attack to improve their durability.

Advantages

• Single-component product, you only need to add water.
• Adjustable consistency, easy to apply with a brush, trowel or roller.    
• Good resistance to buckling and easy to apply, even on vertical surfaces.   
• Good crack-bridging capacity.  
• Very good adhesion to many substrates, including concrete, cement mortars, stone and masonry.   
• It can be applied to damp substrates.
• The reinforced system bridges cracks up to 0.5 mm thick.

Packing

20 kg bags.

Color

Light gray

Mixture Ratio

Layer Thickness

3 mm with constant thickness, applied in a minimum of 2 layers.

The maximum recommended thickness per layer is 2 mm when applied with a trowel and 1 mm when applied with a brush.

Room Temperature

5 °C min. / 35 °C max.

Substrate Temperature

5 °C min. / 35 °C max.

Mixture life

~30 min at +20 °C

Waiting Time / Repaintability

Sikalastic®-1K must be fully cured before covering or coming into contact with water

Approximate guide to waiting times at the following temperatures:

*The waiting time will depend on the ambient humidity and the substrate.

Density of fresh mortar

~1.5 kg/l