Sika-4 Rapid Setting – Bulk Buy

Sika-4 Rapid Setting extended information

Areas for Use

• Rendering or concreting against low water pressures.
• For rendering or concreting in wet areas.
• Leak stopping against low water pressure infiltration.

Usage

• To seal against low water pressure and small infiltrations in concrete, rock or masonry
• Allows Sika 1 renders to be applied on structures exposed to surface water

Limitations

• Where high water pressures are experienced, use – Sika-4a Waterstop.
• Setting times will be affected by ambient temperature, water and Sika-4 temperature, supplier and age of ordinary Portland cement. Trials are  recommended varying the Sika-4/Water dosage, temperature and type of ordinary Portland cement until the required performance is achieved.
• Use only fresh ordinary Portland cement.
• Wear suitable protective clothing, gloves and eye protection.

Surface Preparation

Prepare surfaces by removing all loose material, dirt, moss and contaminants. Mechanically roughen surfaces to provide a key.

Application

Renders – Dilute Sika-4 Rapid Setting with clean water according to setting speed required for the application and water pressure/movement. Trials are always recommended.

Concrete – The concreting installation should be arranged to suit rapid placing. The concrete mix should contain a minimum of 400kg cement per cubic metre.

Sika-4 Rapid Setting specific data