Description
Shelber Sealer ECO PLUS S1337 is a high‑performance water‑based impregnating sealer designed for all types of natural stone and concrete paving. Developed using an Ecoprotec Patio Sealer base, this advanced formula penetrates deeply into the surface, forming a long‑lasting water‑repellent barrier that protects against staining, moisture absorption, oil, grease, and environmental contaminants.
Suitable for both horizontal and vertical surfaces, S1337 enhances the natural appearance of stone with a subtle, refined finish while allowing the surface to breathe. It is ideal for high‑traffic areas, architectural concrete, facades, and outdoor paving exposed to harsh weather conditions.
Key Features
- Water‑based, eco‑friendly impregnating sealer
- Strong resistance to water, oil, grease & contaminants
- Helps reduce efflorescence
- Breathable — allows moisture vapour transmission
- Suitable for honed, rough‑cut, flamed & brushed stone
- VOC‑compliant silane technology
- Greater than 40% active ingredients
- Excellent for both hot and cold climates
- Ideal for traffic‑bearing surfaces
- Non‑film‑forming natural finish
Where to Use
- Natural stone paving
- Concrete blocks & pavers
- Architectural concrete
- Exposed aggregate
- Brick facades
- Stucco
- Marble & granite
- Vertical and horizontal surfaces
How to Apply
- Ensure the surface is completely clean, dry, and free from dirt, cement, or residues.
- Pre‑clean using ECOPROTEC Intensive Cleaner (1:5) and rinse thoroughly.
- Allow the surface to dry for 24 hours.
- Shake the container well before use.
- Apply evenly using a foam roller, brush, or light‑pressure sprayer.
- For more absorbent surfaces, apply additional coats at hourly intervals until fully saturated.
- On vertical surfaces, apply from bottom to top and wipe drips immediately.
- Avoid application in temperatures below 5°C or above 25°C.
- Allow treated surfaces to dry naturally.
Tip: Saturation is achieved when a thin, even layer remains visible after 20 minutes.
Coverage (Per Coat)
4L Container:
- Honed surfaces: Up to 120 m²
- Medium porosity: Up to 80 m²
- High porosity: Up to 40 m²
Aftercare
- Clean tools with water after use
- Maintain surfaces with mild, stone‑safe cleaners
- Reapply as needed depending on traffic and porosity
- Sealing newly cleaned surfaces helps prevent future algae, mould, and moisture penetration
Storage & Safety
- Store in a cool, dry, frost‑free environment
- Keep container locked and sealed
- Shelf life: Up to 2 years (unopened)
- Contains 2‑Methylisothiazol‑3(2H)‑one — may cause skin reactions
- Wear gloves and protective clothing
- Keep out of reach of children














Jana Reed (verified owner) –
shelby (store manager) –
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