Sika Sikalastic 1K

Unit price per


PRE ORDER - please see terms and conditions

Sikalastic 1K is a 1-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.

Used: for protection of concrete surfaces according to BS EN 1504-9; general waterproofing of concrete surfaces and structures including tanks, basins and pipes; internal waterproofing of walls and floors; flexible protection coating for reinforced concrete structures against the effects of de-icing salts, freeze-thaw and
carbon dioxide.


  • Can be applied on damp substrates.
  • Good sag-resistance and easy to apply.
  • Good crack-bridging properties.
  • Mixing ratio can be adjusted in order to obtain workability desired.



Free Delivery on orders over £29.99

Standard Delivery: £4.99

Next Working Day Delivery: £6.99

(Order must be placed before 3pm for same day dispatch)


Standard Delivery: Up to 5 working days


Next Working Day Delivery Examples


Order Placed Monday on or before 14:59 

Dispatched Monday 

Delivery Tuesday 

Order Placed Monday on or after 15:00

Dispatched Tuesday

Delivery Wednesday

Order Placed Thursday on or before 14:59 

Dispatched Thursday

Delivery Friday

Order Placed Thursday on or after 15:00

Dispatched Friday 

Delivery Monday 

Orders Placed on Weekends Dispatched Monday Delivery Tuesday



Click and Collect


Click and Collect available within one hour on orders placed between 8am and 3:30pm Monday to Friday (excluding Bank Holidays).

Orders placed outside of this time will be available within the next hour during the above slots. 

You will receive an email when your order is ready to collect. 

Collection Address: Unit 28, Ripley Business Park, Ripley Dr, Normanton Industrial Estate, Normanton WF6 1QT