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Liquid additive for KÖSTER NB 4000 for improving sprayability as well as other application characteristics.
Video: KÖSTER NB 4000 for high-performance, quickly created basement waterproofing
Video: KÖSTER NB 4000 - Polymer modified mineral coating for waterproofing building structures
Video: KÖSTER NB4000 - Spray application of multifunctional waterproofing of building structures
Consumption: 1 bottle of 250 g per 25 kg KÖSTER NB 4000
