BBR Contech is the exclusive New Zealand distributor for Kerneos products related to water and wastewater applications. The Kerneos Calcium Aluminate (Sewpercoat) range of products provides high performance concrete repair solutions for very aggressive wastewater environments.
The combination of physical and chemical bond between the calcium aluminate cement and aggregate produces a superior concrete capable of withstanding the toughest combinations of thermal cycling, high heat, mechanical shock and biogenic corrosion.
With over 20 years of international use, and applied in over 30 New Zealand wastewater structures, Sewpercoat offers proven protection against the effects of biogenic corrosion. It can extend the life of critical infrastructure, providing a long-term solution in structures that are exposed to destructive forces and substances throughout their working life.
This product is available as Sewpercoat PG25 for low pressure wet application or HS40 for high pressure dry gunite application.