Heritage Paints
Graphenstone’s Heritage Paints are made for those restoring the past with care and looking ahead to the future. The colour range includes breathable lime and silicate-based emulsions such as GCS Interior and GCS Exterior, ideal for listed buildings, period homes, and conservation work.
Trusted by architects, restorers, and heritage homeowners, these heritage colours combine historical accuracy with environmental responsibility. Durable, considered, and sustainable, they help protect the legacy of historical spaces while supporting modern building standards.
GCS Interior
Heritage Matt 2% Sheen
Mineral based paint for interior walls & ceilings. GCS Interior is a class 1 vapour open, premium paint based on natural minerals, for interior use. Ideally suited for use in heritage buildings and older properties, where a durable, traditional mineral finish and fully breathable paint system is required.
 | 12-16m2/L per coat (depends on substrate) |  | Brush, roller or spray applied | |
 | Water based |  | Breathable Sd Class 1 | |
 | 1h - touch dry 2-4h - between coats 24h - for full drying |  | Washable Class 1 Wet scrub |
GCS Exterior
Silicate Masonry 2% Sheen
Silicate paint for exterior walls & masonry. GCS Exterior is a class 1 vapour open, premium silicate paint for exterior use. Ideally suited for use in heritage buildings, older properties and building facades, where a traditional mineral finish and fully breathable paint system is required. Classified as A2 -s1, d0, GCS Exterior is also fire resistant and recommended for projects that require materials that resist the spread of flame.
| 10-14m2/L per coat (depends on substrate) | | Brush, roller or spray applied | |
 | Silicate | | Breathable Sd Class 1 | |
| 1h - touch dry 2-4h - between coats 24h - for full drying |
