BASF - MasterSeal 581

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MasterSeal 581 is a cementitious waterproofing membrane that is applied both on new and on existing structures. It is typically used in interior and exterior waterproofing of concrete and masonry, above and below ground level. For example, it is used in tanking of basements, water reservoirs, tunnels, lift pits, concrete pipes etc. MasterSeal 581 is also used as a replacement for external rendering systems.

MasterSeal 581 shows a high water pressure resistance, both from positive and negative side. This allows the application in the most demanding situations with excellent success.

Simple application and maximum effectiveness are the main benefits that you can achieve by using MasterSeal 581. It only requires to be mixed with clean water, is applied on humid concrete substrates and tools are cleaned using only water. Fully certified solution according EN 1504 part 2 that ensures consistency in performance.

Platform Compatible Version Certified to
IFC IFC 2X3 1 1.3
Revit Revit 2015 + 1 1.3

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Properties and values

IFC
IfcExportAs
IfcCoveringType
IfcExportType
UNDEFINED
COBie
NBS_General
NBS_Data
AbrasionResistance
n/a
AdhesionToConcrete
n/a
AdhesionToConcreteAfterFreezeThaw
n/a
AdhesiveStrength
2.5 N/mm²
ApplicationTemperature
5 to plus 30 ºC
CapillaryWaterAbsorption
n/a
CO2Permeability
n/a
CompressiveStrength
55 N/mm²
CrackBridging
n/a
DeclarationOfPerformance
n/a
Density
2080 kg/m³
FlexuralStrength
7.6 N/mm²
Form
n/a
HealthAndSafety
https:/​/​assets.master-builders-solutions.basf.com/​Shared%20Documents/​PDF/​English%20(United%20Kingdom)/MasterSeal-581-grey-sds.pdf
ImpactResistance
n/a
TensileStrength
3.7 N/mm²
ThicknessRange
2 mm
WaterPressureResistance
n/a
WaterVapourPermeability
n/a
Pset_CoveringCommon

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