Coverage & Substrate Porosity

Coverage rates will depend on substrate porosity and can vary from 2-25 m2/L. The table details the recommended products for the given typical substrate porosity. 

Sealer High Porosity Medium Porosity Low Porosity Very Dense Porosity
Si20-D - -
Si20-DS - -
Si20-MB - -
KMSi Seal - -
SilaSeal -
SilaSeal Enhance -
FluoroSeal -

Typical Coverage Rates

The Table details some typical coverage rates for sealers on different masonry substrates.

Typical Sealer Cover is per Coat at m2/L.

Substrate Porous Dense Honed Polished
Brick 5-6 - - -
Poured Concrete 6-7 7-8 - -
Granite - - 7-8 11-12
Limestone 4-5 6-7 - 9-10
Marble - - 9-10 14-15
Porcelain - - - 14-15
Sandstone 3-4 6-7 - -
Slate - 11-12 - -
Terracotta 4-5 6-7 - -
Terrazzo - 9-10 - -
Travertine - - 6-7 9-10
THIS IS A SUBHEADING

Technical