27 March 2020: All Mitre 10 and Mitre 10 MEGA stores are closed to the public in line with the New Zealand government's action to manage COVID-19.
Some stores will supply a limited range of essential materials to existing trade customers for essential services only. More details here.
For more information on our Covid-19 status click here.
SKU: 360221MODEL: 447330
Available at selected stores. Check your local store for details
Rapid setting waterproofing admixture. Sika-4a is a rapid setting waterproofing admixture. When mixed with ordinary Portland cement and water, it sets rapidly to seal areas of severe water infiltration through concrete, rock or masonry.
Features and benefits
Rapid setting for rapid leak plugging and/or fixing.
Ready to use, just add clean water and ordinary Portland cement.