---
product_id: 39371746
title: "OSI GS121 Gutter and Seam Sealant White, 5 fl oz"
brand: "osi - henkel corporation"
price: "₪85"
currency: ILS
in_stock: true
reviews_count: 8
url: https://www.desertcart.co.il/products/39371746-osi-gs121-gutter-and-seam-sealant-white-5-fl-oz
store_origin: IL
region: Israel
---

# Water Resistant 5 fl oz Size Flexible Seal OSI GS121 Gutter and Seam Sealant White, 5 fl oz

**Brand:** osi - henkel corporation
**Price:** ₪85
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the Deal with OSI!

## Quick Answers

- **What is this?** OSI GS121 Gutter and Seam Sealant White, 5 fl oz by osi - henkel corporation
- **How much does it cost?** ₪85 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/39371746-osi-gs121-gutter-and-seam-sealant-white-5-fl-oz)

## Best For

- osi - henkel corporation enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Brand:** Manufactured by OSI, a name synonymous with quality and reliability.
- • **Easy Application:** Designed for a smooth bead application, making your DIY projects a breeze.
- • **Seal with Confidence:** Permanently flexible and water-resistant sealant for all your gutter needs.
- • **Temperature Resilient:** Expands and contracts with temperature changes, ensuring a lasting bond.
- • **Versatile Compatibility:** Seals aluminum, vinyl, and galvanized metal effortlessly.

## Overview

The OSI GS121 Gutter and Seam Sealant is a 5 fl oz liquid sealant designed for permanent flexibility and water resistance. It effectively seals common gutter and downspout materials, including aluminum, vinyl, and galvanized metal, while adapting to temperature changes for a durable finish.

## Description

OSI GS121 Gutter and Seam Sealant White, 5 fl oz

## Features

- Permanently flexible
- Water resistant seal
- Seals most common gutter and downspout materials
- Expands and contracts with temperature changes

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | White & Aluminum: SBR Rubber, Clear: Synthetic Polymer |
| Brand | OSI - HENKEL CORPORATION |
| Style | Bead |
| Item Weight | 6.72 ounces |
| Item dimensions L x W x H | 8.25 x 15.62 x 10 inches |
| Compatible Material | Aluminum, Vinyl, Galvanized Metal |
| Water Resistance Level | Water Resistant |
| Item Form | Liquid |
| Color | White |
| Surface Recommendation | Gutter |
| Manufacturer | OSI |
| Part Number | 1797609 |
| Item Weight | 6.7 ounces |
| Product Dimensions | 8.25 x 15.62 x 10 inches |
| Item model number | 1797609 |
| Size | 5 fl oz |
| Item Package Quantity | 1 |
| Included Components | Painting Supplies;Abrasives & Surface Preparation;adhesive-caulk |
| Batteries Included? | No |
| Batteries Required? | No |

## Images

![OSI GS121 Gutter and Seam Sealant White, 5 fl oz - Image 1](https://m.media-amazon.com/images/I/61rnSLi47kL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Perfect product
  

*by L***E on Reviewed in the United States on March 17, 2024*

Self leveling and does the job of sealing up things up with persision. This is my go to for handyman projects

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    This stuff is amazing!
  

*by M***. on Reviewed in the United States on October 13, 2023*

Nice consistency when applying, and drys to a hard by flexible seal.  This caulking seems to be able to plug leaks in my pergola gutter better than anything else.

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Four Stars
  

*by C***E on Reviewed in the United States on December 25, 2015*

Ready to install

---

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**Shop now:** [https://www.desertcart.co.il/products/39371746-osi-gs121-gutter-and-seam-sealant-white-5-fl-oz](https://www.desertcart.co.il/products/39371746-osi-gs121-gutter-and-seam-sealant-white-5-fl-oz)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-02-27*