---
product_id: 311333893
title: "Dowsil - 791 Silicone Sealant Black 310ml"
brand: "dowsil"
price: "Rp1560555"
currency: IDR
in_stock: true
category: "Dowsil"
url: https://www.desertcart.id/products/311333893-dowsil-791-silicone-sealant-black-310ml
store_origin: ID
region: Indonesia
---

# 20-30 min working time Withstands extreme temperatures ISO 11600-25lm & ISO 9047 Class 50 certified Dowsil - 791 Silicone Sealant Black 310ml

**Brand:** dowsil
**Price:** Rp1560555
**Availability:** ✅ In Stock

## Summary

> 🖤 Seal smart, seal fast — the black magic your projects deserve!

## Quick Answers

- **What is this?** Dowsil - 791 Silicone Sealant Black 310ml by dowsil
- **How much does it cost?** Rp1560555 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.id](https://www.desertcart.id/products/311333893-dowsil-791-silicone-sealant-black-310ml)

## Best For

- dowsil enthusiasts

## Why This Product

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

## Key Features

- • **Tough as Nails:** Resists radiation and temperature extremes to keep your projects intact.
- • **Rapid Work Flow:** 20-30 minutes working time lets you move fast without compromising quality.
- • **Sleek Black Finish:** Blends seamlessly with dark surfaces for a discreet, polished look.
- • **Weatherproof Mastery:** Seals with confidence against rain, sun, and wind for lasting protection.
- • **Certified Reliability:** Meets top ISO standards ensuring professional-grade performance every time.

## Overview

Dowsil 791 is a premium black silicone sealant designed for external weatherproofing. It offers excellent adhesion without priming, fast curing with a tack-free surface in 2 hours, and robust resistance to temperature extremes and radiation. Certified to ISO 11600-25lm and ISO 9047 Class 50, it’s the trusted choice for durable, professional sealing on porous and non-porous substrates.

## Description

Dow corning 791 external weatherproofing sealant is an external weatherproofing neutral silicone sealant. It is a one part sealant that gives excellent un-primed adhesion to both porous and non-porous construction substrates.

## Features

- Excellent weathering characteristics
- Resistance to radiation and temperature extremes
- 20-30 minutes working time
- Fast cure - tack free in 2 hours
- Confirms to ISO 11600-25lm and meets ISO specification 9047 Class 50

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0063PXFE4 |
| ASIN  | B0063PXFE4 |
| Best Sellers Rank | #13,352 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #37 in Silicone Sealers #82 in Hardware Sealers |
| Brand Name | DOWSIL |
| Color | Black |
| Compatible Material | Rubber |
| Customer Reviews | 4.3 4.3 out of 5 stars (337) |
| Customer reviews | 4.3 4.3 out of 5 stars (337) |
| Date First Available  | 28 August 2014 |
| Global Trade Identification Number | 05413278323354 |
| Included Components | 1 x tube of Dow Corning 791 in Black. |
| Item Dimensions | 50 x 50 x 235 millimeters |
| Item Form | Liquid |
| Item Type Name | External Weatherproofing Sealant |
| Item Weight | 0.37 Kilograms |
| Item model number  | 4024907/C05 |
| Manufacturer | Dow Corning |
| Manufacturer  | Dow Corning |
| Material Type | Silicone |
| Model | 4024907/C05 |
| Number of Items | 1 |
| Part Number | 4024907/C05 |
| Product Dimensions  | 5 x 5 x 23.5 cm; 370 g |
| Style Name | Compact |
| Supported Standards | ISO 11600-25lm, ISO 9047 Class 50 |
| Surface Recommendation | Roof |
| Warranty Description | No guarentee. |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** DOWSIL
- **Item dimensions L x W x H:** 50 x 50 x 235 millimeters
- **Item weight:** 0.37 Kilograms
- **Material:** Silicone
- **Style:** Compact

## Images

![Dowsil - 791 Silicone Sealant Black 310ml - Image 1](https://m.media-amazon.com/images/I/61JyOwnIiHL.jpg)
![Dowsil - 791 Silicone Sealant Black 310ml - Image 2](https://m.media-amazon.com/images/I/41ktMlfbszL.jpg)
![Dowsil - 791 Silicone Sealant Black 310ml - Image 3](https://m.media-amazon.com/images/I/31t4wDdxOKL.jpg)

## Frequently Bought Together

- Dowsil 791 Sealant Black 310ml
- 791 Silicone Sealant Grey 310ml
- Dowsil 785N Silicone Sealant, White 310ml

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**Shop now:** [https://www.desertcart.id/products/311333893-dowsil-791-silicone-sealant-black-310ml](https://www.desertcart.id/products/311333893-dowsil-791-silicone-sealant-black-310ml)

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*Product available on Desertcart Indonesia*
*Store origin: ID*
*Last updated: 2026-05-10*