---
product_id: 291435786
title: "OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml"
brand: "ob1"
price: "KD 8.41"
currency: KWD
in_stock: true
reviews_count: 12
category: "Ob1"
url: https://www.desertcart.com.kw/products/291435786-ob1-silver-multi-surface-construction-sealant-and-adhesive-hybrid-polymer
store_origin: KW
region: Kuwait
---

# Underwater application safe Works from -40°C to +120°C 265 N/m² tensile strength OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml

**Brand:** ob1
**Price:** KD 8.41
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal the deal with OB1 – the hybrid hero for every surface!

## Quick Answers

- **What is this?** OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml by ob1
- **How much does it cost?** KD 8.41 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/291435786-ob1-silver-multi-surface-construction-sealant-and-adhesive-hybrid-polymer)

## Best For

- ob1 enthusiasts

## Why This Product

- Trusted ob1 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Underwater Ready:** Apply without draining pools—perfect for submerged repairs & tiling
- • **Unmatched Versatility:** Bonds & seals over 10+ surfaces including metal, wood, glass & tile
- • **Trusted Legacy Formula:** 20+ years of proven performance with 4.5-star user acclaim
- • **Extreme Weather Warrior:** Maintains a rock-solid hold in freezing cold & scorching heat
- • **Eco-Friendly & Odourless:** No solvents or isocyanates, A+ air quality rating for safe indoor use

## Overview

OB1 Silver Multi-Surface Construction Sealant & Adhesive is a hybrid polymer formula designed for professional-grade bonding and sealing across diverse materials. With a tensile strength of 265 N/m², it withstands extreme temperatures from -40°C to +120°C and is safe for underwater applications, including pool repairs. Its eco-friendly, odourless composition ensures safe use indoors and outdoors, backed by over 20 years of trusted performance.

## Description

From the manufacturer

Review: Gloop in a tube. - I think this is as good as CT1 for less money. Time will tell. Used for sealing around a window and glueing some rubber roof. Great for cracks and flaps.
Review: This is excellent for many applications - OB1 can't beat it. Used for running between porcelain tiles and aco drains. Did the job perfectly. Sticks like it should!!

## Features

- Contains sensitizing substances. May produce an allergic reaction.
- Safety data sheet available on request.
- ORIGINAL FORMULA - The Original formulation which has been on the market for 20+ years, A versatile Multi-Surface Construction Sealant & Adhesive: Perfect for bonding and sealing felt, copper, aluminium, mirrors, wood, plastic, steel, glass, tile, and mor
- DURABILITY - Durable in Extreme Conditions: Maintains a strong bond from -40°C to +120°C, ideal for harsh weather and refrigerated environments. Compatible with most paints; test area when using synthetic or oil-based paints.
- FOOD SAFE & UNDERWATER - Can be applied underwater thanks to its hybrid polymer formulation - acts as a structural underwater bond in closed-face applications in swimming pools such as floor and wall tiles without the need to drain the pool, ISEGA approve
- ODOURLESS - Eco-Friendly & Odourless: Safe for residential, domestic, and industrial use. Contains no solvents or isocyanates, earning an A+ air quality rating.
- CONTENTS - 1 x OB1 Multi-Surface Construction Sealant & Adhesive, Colour: Silver

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08K1CB3KD |
| Best Sellers Rank | 735 in DIY & Tools ( See Top 100 in DIY & Tools ) 18 in Sealers |
| Brand | OB1 |
| Colour | Silver |
| Compatible Material | Wood |
| Container Type | Cartridge |
| Country Of Origin | Netherlands |
| Customer Reviews | 4.5 out of 5 stars 1,163 Reviews |
| Global Trade Identification Number | 05032822004459 |
| Included Components | 290ml Cartridge with Nozzle |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | Adhesive and sealant |
| Item Volume | 290 Millilitres |
| Item Weight | 0.38 Kilograms |
| Item form | Liquid |
| Manufacturer | Siroflex Lte |
| Manufacturer Part Number | B1SCS290T |
| Material | Hybrid Polymer |
| Model Number | B1SCS290T |
| Number of Pieces | 1 |
| Other Special Features of the Product | Extreme Temperature Resistant, Food Safe, Underwater Applicable, Odorless |
| Special feature | Extreme Temperature Resistant, Food Safe, Underwater Applicable, Odorless |
| Specific Uses For Product | Felt, copper, aluminium, mirrors, wood, plastic, steel, glass, tile, harsh weather, refrigerated environments, underwater in swimming pools |
| Specific uses for product | Felt, copper, aluminium, mirrors, wood, plastic, steel, glass, tile, harsh weather, refrigerated environments, underwater in swimming pools Specific uses for product Felt, copper, aluminium, mirrors, wood, plastic, steel, glass, tile, harsh weather, refrigerated environments, underwater in swimming pools See more |
| Tensile Strength | 265 Newtowns Per Square Meter |
| Unit Count | 290.0 millilitre |
| Viscosity Level | Medium to High |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** OB1
- **Item form:** Paste
- **Material:** Hybrid Polymer
- **Special feature:** Extreme Temperature Resistant, Food Safe, Underwater Applicable, Odorless

## Images

![OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml - Image 1](https://m.media-amazon.com/images/I/61iFqysrSOL.jpg)
![OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml - Image 2](https://m.media-amazon.com/images/I/81jJPqSo9eL.jpg)
![OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml - Image 3](https://m.media-amazon.com/images/I/71+-GmNwWQL.jpg)
![OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml - Image 4](https://m.media-amazon.com/images/I/712TvjrPV2L.jpg)
![OB1 Silver Multi-Surface Construction Sealant & Adhesive - Hybrid Polymer - Excellent Chemical Resistance - Water & Weather Resistant - 290ml - Image 5](https://m.media-amazon.com/images/I/81tbrljTjYL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Gloop in a tube.
*by A***R on 18 May 2026*

I think this is as good as CT1 for less money. Time will tell. Used for sealing around a window and glueing some rubber roof. Great for cracks and flaps.

### ⭐⭐⭐⭐⭐ This is excellent for many applications
*by D***Y on 28 May 2026*

OB1 can't beat it. Used for running between porcelain tiles and aco drains. Did the job perfectly. Sticks like it should!!

### ⭐⭐⭐⭐ Easy to use
*by J***D on 5 April 2026*

Easy to use and did the job, time will tell if it lasts ten years

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**Shop now:** [https://www.desertcart.com.kw/products/291435786-ob1-silver-multi-surface-construction-sealant-and-adhesive-hybrid-polymer](https://www.desertcart.com.kw/products/291435786-ob1-silver-multi-surface-construction-sealant-and-adhesive-hybrid-polymer)

---

*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-06-27*