---
product_id: 155060139
title: "Dowsil 786 White Silicone"
brand: "dow corning"
price: "¥16920"
currency: JPY
in_stock: true
category: "Dow Corning"
url: https://www.desertcart.jp/products/155060139-dowsil-786-white-silicone
store_origin: JP
region: Japan
---

# Fast 24-hour full cure Waterproof & humidity resistant Perfect for showers & tubs Dowsil 786 White Silicone

**Brand:** dow corning
**Price:** ¥16920
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal like a pro, protect like a boss!

## Quick Answers

- **What is this?** Dowsil 786 White Silicone by dow corning
- **How much does it cost?** ¥16920 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/155060139-dowsil-786-white-silicone)

## Best For

- dow corning enthusiasts

## Why This Product

- Trusted dow corning brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable Under Pressure:** Withstands temperature extremes and high humidity without cracking or peeling.
- • **Ready-to-Use Convenience:** One-component paste in easy-to-apply 10.1 fl oz cartridges—no mixing required.
- • **Ultimate Waterproof Seal:** Keep your fixtures leak-proof and pristine with industry-leading water resistance.
- • **Professional-Grade Strength:** 750 psi tensile strength ensures a long-lasting, reliable bond.
- • **Versatile Surface Compatibility:** Seals porcelain, glass, marble, and painted surfaces flawlessly for new or remedial projects.

## Overview

Dowsil 786 White Silicone is a premium one-component RTV silicone sealant designed for nonporous surfaces such as showers, tubs, sinks, and plumbing fixtures. It offers waterproof protection, high tensile strength (750 psi), and cures fully within 24 hours, making it ideal for both new installations and repairs in high humidity and temperature-variable environments.

## Description

Dowsil 786 white RTV silicone sealant is perfect for nonporous surfaces, showers, tubs, sinks and plumbing fixtures. Dow 786 Silicone Sealant is a one-component, silicone rubber sealant that is suitable for sealing porcelain, cultured marble, glass, painted areas, and other nonporous surfaces and plumbing fixtures for both new and remedial construction. Dow 786 silicone caulk is ideal for usage where high humidity and temperature extremes are present.

## Features

- 3 - 10.1 fluid ounce cartridges

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B012B0Q5IC |
| Best Sellers Rank | #108,406 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #206 in Silicone Adhesives |
| Brand Name | Dow Corning |
| Color | White |
| Customer Reviews | 4.6 4.6 out of 5 stars (5) |
| Full Cure Time | 24 hours |
| Item Form | Paste |
| Item Weight | 0.27 g |
| Liquid Volume | 10.1 fluid ounces |
| Manufacturer | Dow Corning |
| Material Type | Silicone |
| Model | 786 white |
| Number of Items | 1 |
| Number of Packs | 3 |
| Part Number | 786 white |
| Surface Recommendation | Showers,Tubs,Sinks |
| Tensile Strength | 750 psi |
| Unit Count | 31.3 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** Dow Corning
- **Color:** White
- **Full Cure Time:** 24 hours
- **Item Weight:** 0.27 g
- **Liquid Volume:** 10.1 fluid ounces

## Images

![Dowsil 786 White Silicone - Image 1](https://m.media-amazon.com/images/I/41nDFEyKadL.jpg)

## Frequently Bought Together

- Dowsil 786 White Silicone
- Black Dow Corning 795 Silicone Building Sealant - 12 Tubes (Case)
- Dow Corning 795 Silicone Building Sealant - Charcoal

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**Shop now:** [https://www.desertcart.jp/products/155060139-dowsil-786-white-silicone](https://www.desertcart.jp/products/155060139-dowsil-786-white-silicone)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-08-23*