This ‘How To’ Video Guide from Delta Membranes will give you and your technicians a step-by-step instruction guide designed to walk any waterproofing professional through the practical process of product key components, how to correctly mix, key characteristics and applications. Koster NB 4000 is a bitumen free, polymer modified, mineral hybrid coating for the internal and external waterproofing of building structures. Koster NB 4000 cures reliably and quickly also in difficult ambient conditions.
The material can be applied from + 2° C upwards, is resistant to rain after approx. 2 hours and can be exposed to pressurized water after 24 hours of curing time. Koster NB 4000 is elastic, crack bridging and suitable for slightly moist and bituminous substrates. Fields of application: basements, foundation plates, masonry and the repair of mineral waterproofing layers.
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