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Achieve a Flawless, Waterproof Seal Instantly
Gorilla 100% Silicone Sealant offers a reliable, waterproof seal for diverse applications in India, from bathroom renovations to outdoor repairs. Its clear, flexible formula ensures a durable finish that resists mold and mildew, maintaining integrity in humid Indian climates. Imported directly, it bypasses local market limitations for consistent quality.
This sealant cures rapidly, becoming water-ready in just 30 minutes and fully hardened within 24 hours. It meets ASTM C-920, Class 35 standards, guaranteeing it won't shrink, crack, or yellow over time. The high flexibility makes it ideal for areas with movement, such as around windows and doors, providing a long-lasting, professional-looking seal.
For projects in India, Gorilla Caulk offers superior performance compared to many local alternatives. All customs duties and GST are included in the price, with delivery via ExpressBox tracked shipping. Ensure surfaces are clean and dry before application for optimal adhesion.
Superior Sealant Science for Indian Conditions
Gorilla 100% Silicone Sealant utilizes advanced formulation for a truly waterproof and highly flexible seal, outperforming many generic Indian options. It meets stringent ASTM C-920, Class 35 standards, ensuring it won't shrink, crack, or yellow, even under the high humidity and temperature variations found across India. This fast-curing formula is water-ready in 30 minutes, allowing for quick project completion and immediate protection against leaks. Its mold and mildew resistance further enhances durability in damp environments like bathrooms and kitchens, providing a clean, long-lasting finish.
Who It's For vs. Who Should Skip
This sealant is ideal for homeowners and DIY enthusiasts in India needing a reliable, waterproof seal for bathrooms, kitchens, windows, doors, and outdoor fixtures. It's perfect for quick repairs and projects requiring fast water exposure. Skip if you need a paintable sealant, as this 100% silicone formula is not designed for painting over. For applications requiring paint adhesion, consider an acrylic latex caulk instead.
Typical situations where Gorilla 100% Silicone Waterproof Caulk Clear 20 fl oz (591 ml) | Fast Curing Sealant for Showers helps — illustrative scenarios, not customer reviews.
Sealing a leaky bathroom sink drain in a humid coastal city like Mumbai.
Gorilla 100% Silicone Caulk provides a fast, waterproof seal that's ready for water in 30 minutes. Its mold and mildew resistance helps maintain hygiene in damp environments, preventing future leaks and damage.
Weatherproofing window frames and door seals on an exterior wall exposed to monsoon rains in Chennai.
The highly flexible and durable seal resists cracking and yellowing, maintaining integrity against extreme weather. Its 100% waterproof nature ensures protection from heavy rainfall, preventing water ingress and structural damage.
| Primary Active Ingredient | 100% Silicone |
| Mold & Mildew Resistance | Yes |
| Flexibility | High |
| ASTM Standard | C-920, Class 35 |
| Application Temperature | Best if applied above 5°C (41°F) |
| Cure Time (Skin Formation) | 30 minutes |
| Full Cure Time | 24 hours |
| Coverage | Varies by bead size and surface texture; 10 oz cartridge yields approximately 56 linear feet of 1/4" bead. |
| Cost per use | 10 oz cartridge at 56 linear feet per cartridge = 56 linear feet: ₹70.36 per linear foot |
| Shelf life after opening | 12 months (category default for sealants) |
| Reapplication math | One 10oz cartridge covers approx. 56 linear feet of 1/4" bead; sufficient for multiple small projects or one medium-sized sealing job. |
| Contraindications | Not paintable; not for use on food-contact surfaces. |
| Allergens / common irritants | May contain trace amounts of chemicals that could cause irritation to sensitive individuals. Refer to SDS for full details. |
| Feature | Gorilla 100% Silicone | Others |
|---|---|---|
| Waterproof Performance | 100% waterproof seal; water-ready in 30 mins; ASTM C-920 Class 35 certified. | Varies by brand; many offer water-resistant but not fully waterproof seals; cure times can be longer. |
| Mold & Mildew Resistance | Built-in resistance; maintains clean finish with regular cleaning. | Some brands offer this feature, but effectiveness can vary; may require separate mold inhibitors. |
| Flexibility & Durability | Highly flexible; won't shrink, crack, or yellow over time. | Can become brittle over time, especially in fluctuating temperatures; may crack or peel. |
| Cost per Linear Foot (approx.) | 56 linear feet per 10oz cartridge: ₹70.36 per linear foot | Local 10oz tubes may range from ₹200-₹400, offering 40-60 linear feet at ₹4-₹10 per linear foot. |
| Application & Cure Time | Water-ready in 30 mins; full cure in 24 hours. | Cure times can range from 24 hours to several days; water-ready times may be longer. |
| SKU | zzp6018 |
| GTIN | 0052427018458 |
| Brand | Gorilla |
| Product Name | 100% Silicone Waterproof Caulk |
| Color | Clear |
| Material | Silicone |
| Item Form | Paste |
| Size | 10 oz Cartridge (2-Pack) |
| Metric Size | 296 ml Cartridge (2-Pack) |
| Item Weight | 0.73 kg (1.56 lb) |
| Package Quantity | 2 Cartridges |
| Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners |
| Water Resistance Level | Waterproof |
| Surface Recommendation | Doors, Window, Gutters, Showers, Sinks |
About GORILLA
Gorilla is renowned for its strong, durable adhesives and sealants, trusted for demanding applications and home repairs worldwide.
Compliance & Legal
No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.
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This item:
Gorilla 100% Silicone Waterproof Caulk Clear 20 fl oz (591 ml) | Fast Curing Sealant for Showers, Sinks, Windows
3,940
This item
Gorilla 100% Silicone Waterproof Caulk Clear 20 fl oz (591 ml) | Fast Curing Sealant for Showers, Sinks, Windows
3,940
Total price:
7,390
You save 1,130 (13%) Extra3 items selected
3 items
7,390You save 1,130 (13%) Extra
| Attributes | Current |  |  |  |  |  |  |
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price | 3,940 4,530 | 1,770 1,780 | 1,680 2,210 | 2,050 3,020 | 3,530 5,450 | 1,720 2,750 | 2,300 3,920 |
| Rating | 4.60(33K+) | 4.60(4,330) | 4.50(5,810) | 4.50(7,079) | 4.50(1,036) | 4.70(294) | 4.70(1,645) |
| Brand Name | GORILLA | GE | Silco Incorporated | J-B Weld | Quartet | uxcell | ALKOO |
| Item Form | Paste | N/A | N/A | N/A | N/A | N/A | N/A |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
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