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 Sealer 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 |
Where to next?