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Sikalastic 1K is a one component, flexible, fibre-reinforced mortar, based on cement modified with special alkali-resistant polymers. It also contains fine fillers, selected graded aggregates, plus special waterproofing additives to produce a flexible mortar that is ideal for waterproofing surfaces subject to flexural strain.
Features and Benefits
**Available for delivery - see Delivery Options below**
Sikalastic 1K is a one component, flexible, fibre-reinforced mortar, based on cement modified with special alkali-resistant polymers. It also contains fine fillers, selected graded aggregates, plus special waterproofing additives to produce a flexible mortar that is ideal for waterproofing surfaces subject to flexural strain. Sikalastic 1K is suitable for application by brush or trowel.
For more details please download the product data sheet from the 'DATASHEETS' tab above.
Customer agrees that before placing an Order, Customer has read and understood the most up to date Product Data Sheet for the Product. Where we have access to the Product Data Sheet from the manufacturer, we will either provide a copy on request, or include a link to the Product Data Sheet available on the manufacturer’s website. Customer further agrees that we have no liability for any errors or omissions contained within the Product Data Sheets. For more information, please see our Terms & Conditions of Sale.
![]() | Question:
Can you plaster on top of this product? |
Answer:
You can, although we wouldn't advise it. Sikalastic 1k is polymer modified and flexible, plaster is fairly rigid, this may cause cracking in the plaster if movement occurs. | |
![]() | Question:
Can you put this product down on a plywood surface, and does the plywood need to be primed and if so what do you recommend. |
Answer:
Yes Sikalastic 1K can be applied to plywood - download the product data sheet from the 'Attachments' tab on the product page for more details. | |
![]() | Question: When applying Sikalastic 1K by brush what type is recommended? |
Answer: We recommend using a good quality Block Brush. | |