Nano Waterproof Agent

Advanced Nano Technology

Penetrates Deep, Protects from Within

Unlike surface coatings, this nano-technology penetrant soaks into concrete, brick, and stone, forming a hydrophobic barrier deep inside the material. The surface looks and feels unchanged — but water beads off and cannot penetrate. Ideal for protecting exterior walls against sandstorm erosion, coastal salt spray, and desert humidity cycles.

Deep penetration — 3-8mm into concrete and masonry
Invisible — no surface film, no color change, no sheen
Breathable — allows moisture vapor to escape
Protects against sandstorms, salt spray, freeze-thaw, efflorescence
Water-dilutable concentrate (42-52%) — cost effective
10+ year protection lifespan
Available in bulk (5L, 20L, 200L drums)

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Specifications

Technical Data

Active Ingredient	Potassium methyl silicate
Concentration	42-52% (dilute 1:5 to 1:10 with water before use)
Appearance	Clear to slightly milky liquid
pH	11-13 (alkaline)
Penetration Depth	3-8mm (varies by substrate porosity)
Water Absorption Reduction	≥ 90%
Drying Time	Surface dry 1-2 hours, full reaction 7 days
Coverage (diluted)	0.2-0.4 L/m² per coat (2-3 coats)
Application	Low-pressure spray or brush
Shelf Life	24 months (sealed)
Packaging	5L / 20L / 200L
MOQ	50 units (5L) or 10 units (20L)

Applications

Where to Use Nano Waterproof Agent

Invisible protection for porous building materials

Exterior Concrete Walls

Protect exposed concrete facades from rain, humidity, and sandstorm erosion without changing appearance.

Natural Stone & Brick

Heritage buildings, stone cladding, decorative brick — keep the original look while adding water resistance.

Coastal Buildings

Prevents salt spray penetration and efflorescence on buildings near the sea — critical in Gulf coastal cities.

Concrete Infrastructure

Bridges, tunnels, retaining walls — extend service life by preventing water and chloride penetration.