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Dry mortar and Additives

We at Ahlsell help you find dry mortar and additives. Regardless of whether you work with casting, masonry, or plastering, we have plaster mortar and other dry mortar. The range is suitable for both small jobs and large projects. When you carry out rough priming or other jobs where there are requirements for strength. Here you will find dry mortar such as leca, expanding mortar, and putty. If you are looking for sealing systems for wet rooms, you will also find this. The majority of additives are also available in our range. Explore our wide range of dry mortar here in the online store or visit your nearest Ahlsell store.

Waterproofer Sika-4
Sika
Waterproofer Sika-4
Art. no.: 114985
Very fast binding (about 0.5-3 minutes) cement additive, for cement or cement mortar. Used for sealing leaky surfaces, cracks, and joints in rock, concrete, and masonry with flowing water under pressure.
Can also be used in cement mortar for fixing bolts, eye bolts, and similar in rock and concrete. This product meets the criteria for chemical products under BASTA.
Use:
Instructions: For sealing in locations under low water pressure or with less water flow: mix Sika-4a with clean water 1 to 0.5 or 1 to 4 (Sika-4a: water) depending on the desired bonding time. For sealing in locations under high water pressure or with greater water flow: Sika-4a is used undiluted, or mixed with no more than 3 parts of water, depending on the extent of the leakage.
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