Tough paint, clean conscience
Breathable, invisible sealer for natural stone, inside and out. Siramico Natural Stone Sealer is a water-based impregnator that soaks deep into porous stone without forming a surface film. It repels water and oil while letting stone breathe, making it ideal for heritage properties and floors without a damp-proof membrane. Made in Britain.
✓ Breathable✓ No surface film✓ Rainproof in 1 hour✓ Up to 10 years✓ Made in Britain
Why customers choose it
- ✔️ Breathable impregnator: no surface film, so moisture can escape
- ✔️ Heritage safe: suits listed buildings, older floors and areas without a DPM
- ✔️ Superior stain resistance: protects porous stone against water and oil stains
- ✔️ Dries clear & invisible: keeps the natural look of your stone
- ✔️ Water-beading effect: advanced ECO resin repels water from the surface
- ✔️ Up to 10 years' protection: long-lasting interior and exterior sealing
- ✔️ Fast drying: weather resistant after 1 hour
- ✔️ Safer to use: water based, non-toxic, no odour, child and pet friendly
Perfect for
- Sandstone patios
- Limestone & travertine
- Slate floors
- Yorkshire stone
- Granite
- Fireplaces & hearths
- Stone tables & ornaments
- Listed buildings
Which sealer do I need?
|
Natural Stone Sealer |
Indian Sandstone Sealer |
Patio Sealer |
| Best for |
Natural stone, heritage and indoor floors |
Indian sandstone patios and paths |
All paving: sandstone, concrete, brick, block |
| Formula |
Breathable impregnator, no surface film |
Penetrating, one coat |
Penetrating, matt finish |
| Finish |
Natural, invisible |
Natural matt |
Natural clear matt |
| Coats |
2 |
1 |
1–2 |
| Coverage (5L) |
Varies with porosity |
Up to 50m² |
Up to 50m² |
| Indoor floors |
Yes |
Outdoor |
Yes |
| Protection |
Up to 10 years |
Up to 10 years |
Up to 10 years |
| Price (5L) |
£59.99 |
£39.99 |
£39.99 |
How much do I need?
-
Apply two coats for the best protection
- Coverage depends on stone porosity
- Supplied in 5 Litres
| Area |
You'll need |
| Hearth, fireplace or table |
5 Litres, with plenty spare |
| Indoor stone floor |
5 Litres |
| Patio or path |
5 Litres per area, depending on porosity |
| Large or very porous areas |
2 × 5 Litres or more |
Tip: apply two coats for up to 10 years of protection.
How to apply in 3 steps
-
Prepare: clean the surface thoroughly and let it dry fully, ideally after jet washing.
-
Apply: apply an even coat by spray, brush or roller, avoiding puddles. Apply a second coat once touch dry.
-
Dry: weather resistant after 1 hour and fully cured in 24 hours.
Frequently asked questions
What surfaces can I use it on?+
Sandstone, limestone, travertine, slate, Yorkshire stone, granite and concrete, inside and out.
Is it suitable for listed buildings?+
Yes. It's breathable and non-film-forming, so it's ideal for heritage and older properties.
Will it change the look of my stone?+
No. It dries clear with a natural matt look.
How long does it last?+
Up to 10 years, depending on traffic and exposure.
Do I need to clean first?+
Yes. Clean thoroughly, remove moss, algae and stains, and let the surface dry fully.
Which sealer should I choose?+
See the comparison table above. Natural Stone for heritage and indoor stone, Indian Sandstone for sandstone patios, and Patio Sealer for all mixed paving.
How fast is delivery?+
Free next-day UK delivery on orders placed before the daily cut-off.
