TENI RainGuard
TENI-RainGuard is an advanced hydrophobic surface treatment engineered for architectural glass, shower enclosures, and automotive windshields. It forms an optically clear, chemical-bonded barrier that repels water, prevents mineral limescale etching, and resists soap scum adhesion without altering visual clarity or peeling.
| Product Number | SKU-TRG-100 |
| Packing | 100 ml |
| Stock | In Stock (100 units) |
See the Difference. Feel the Safety. A Clear View. Every Time.
Liquid glass armor for architectural and automotive glass.
Untreated glass traps water sheets, mineral grime, and hard water. Visibility drops, limescale bonds permanently, and glass deteriorates. TechNanoIndia TENI RainGuard — Glass Shield is an advanced, non-aqueous, fast-flashing surface treatment that forms an invisible, durable covalent molecular shield on architectural and automotive glass.
What it does: Our treatment transforms glass into an ultra-low surface energy barrier. Instead of water spreading flat and baking into chalky mineral marks, liquid instantly beads into high-angle droplets and rolls away under gravity or airflow, carrying surface dust and dissolved contaminants with it. The result is crystal optical clarity that actively rejects limescale, soap scum, and water spots.
- Water flattens and clings.
- Minerals bake into the silica lattice, leaving permanent limescale rings, soap scum etching, and hazy surfaces.
- Water beads and sheds immediately.
- High contact angle means dirt has nothing to anchor to—leaving glass transparent, streak-free, and effortless to wipe clean.
Key Benefits
Drives water into high-contact-angle beads that shed rapidly under gravity or driving airflow.
Prevents dissolved calcium, silica scale, and mineral salts from chemically etching into the glass matrix.
Maintains complete optical transparency and natural light transmission without any cloudy film or yellowing.
Enhances wet-weather driving visibility through windshields and drastically cuts down shower enclosure cleaning time.
Soap scum, shampoo oils, and road grime wipe away cleanly with plain water or a damp microfiber cloth.
Chemically links to the silica structure of the glass rather than sitting as a peelable topical wax.
Perfect For
Windshields, side windows, and rear mirrors
Shower enclosures, glass railings, and bathroom partitions
Enhances self-cleaning efficiency during rainfall
Exterior curtain walls, skylights, and marine vessel glazing
How to Apply
- 1Clean & Decontaminate
Clean glass thoroughly to ensure it is 100% free of existing limescale, oils, and detergent film. Dry completely.
- 2Apply First Coat
Spray TENI RainGuard onto a clean, lint-free microfiber pad or applicator cloth and wipe evenly using firm, overlapping cross-hatch strokes.
- 3Secondary Coat
Apply a light second pass within 5 to 10 minutes to ensure 100% continuous micro-coverage.
- 4Buff Clear
Allow the carrier solvent to flash off (approx. 5 minutes). Buff the surface with a clean, dry microfiber cloth until crystal clear.
- 5Cure Window
Keep protected from standing water for at least 2 to 4 hours. Full covalent cross-linking completes within 24 hours.
One targeted application = months of enduring clarity, easy maintenance, and surface protection.