---
product_id: 19276946
title: "Sikaflex-221 Multi-Purpose Polyurethane Sealant/Adhesive, 10.1 fl oz, Black – Permanent Elastic Seal, Sandable & Paintable, Non-Corrosive, Bonds to Metal, Plastics & More | Bonds to metals, plastics and coatings, sandable and paintable elastic seal, NSF approved for drinking water systems"
brand: "sika"
price: "₱2043"
currency: PHP
in_stock: true
category: "Sika"
url: https://www.desertcart.ph/products/19276946-sikaflex-221-multi-purpose-polyurethane-sealant-adhesive-10-1-fl
store_origin: PH
region: Philippines
---

# Waterproof & seawater resistant – durable protection Full cure in 3 hours – fast, reliable bonding 10.1 fl oz cartridge – precise application Sikaflex-221 Multi-Purpose Polyurethane Sealant/Adhesive, 10.1 fl oz, Black – Permanent Elastic Seal, Sandable & Paintable, Non-Corrosive, Bonds to Metal, Plastics & More | Bonds to metals, plastics and coatings, sandable and paintable elastic seal, NSF approved for drinking water systems

**Brand:** sika
**Price:** ₱2043
**Availability:** ✅ In Stock

## Summary

> 🔧 Seal it once, seal it right – the pro’s choice for permanent bonds!

## Quick Answers

- **What is this?** Sikaflex-221 Multi-Purpose Polyurethane Sealant/Adhesive, 10.1 fl oz, Black – Permanent Elastic Seal, Sandable & Paintable, Non-Corrosive, Bonds to Metal, Plastics & More | Bonds to metals, plastics and coatings, sandable and paintable elastic seal, NSF approved for drinking water systems by sika
- **How much does it cost?** ₱2043 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/19276946-sikaflex-221-multi-purpose-polyurethane-sealant-adhesive-10-1-fl)

## Best For

- sika enthusiasts

## Why This Product

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

## Key Features

- • **Ready When You Are:** Cartridge fits all standard guns for quick, mess-free application
- • **Safe for Critical Uses:** NSF-approved for drinking water & food production safety
- • **Smooth Finish, Every Time:** Sandable & paintable for professional-grade results
- • **Built to Last Against Time:** Age-resistant formula keeps seals strong in harsh conditions
- • **Ultimate Multi-Surface Bonding:** Bonds metal, plastics, ceramics & more for versatile fixes

## Overview

Sikaflex-221 is a professional-grade, black polyurethane sealant and adhesive offering permanent elastic seals. It bonds to metals, plastics, ceramics, and more, cures fully in 3 hours, and resists aging, seawater, and chemicals. NSF-approved and waterproof, it comes in a 10.1 fl oz cartridge compatible with manual, electric, or pneumatic guns, making it ideal for durable, safe, and clean applications in both industrial and food-safe environments.

## Description

When you need a professional-grade elastic seal or bond, there's one name you can trust: The Sika Sikaflex-221. This multi-purpose adhesive & sealant creates permanent bonds to a wide variety of substrates to give you maximum versatility and range. It's a low-odor, non-corrosive compound that's easy and convenient to work with. For optimal performance, surfaces should be clean and free of any debris, dirt, grease, oil or dust, then dried prior to application. Complete tooling and finishing before skin forms, typically within an hour of use.

## Features

- VERSATILITY AND QUALITY IN ONE - Sometimes simply called Sika 221 black, this one-component urethane caulk bonds to a range of substrates, including metals, plastics, and metal primers and coatings
- AGE RESISTANT - Formulated to resist the effects of aging to better perform at peak capacity no matter the conditions. Also resists elements such as seawater, diluted acids, and caustic solutions
- READY TO USE - The Sikaflex black sealant comes in a handy cartridge that fits easily on an electric, pneumatic or manual application gun, making accurate placement of adhesive paste quick and easy
- SAFE AND EFFECTIVE - Approved by the NSF for use in both drinking water systems and food production operations, so you can rest easy knowing there's no harmful level of chemicals
- PERFECT FOR INTERNAL SEALS AND BONDING - Use it for permanent seals that you can rely on. The paste also bonds to ceramic materials and cures quickly upon exposure to atmospheric moisture

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00NW5LWHA |
| Best Sellers Rank | #942 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3 in Polyurethane Adhesives |
| Brand Name | SIKA |
| Color | Black |
| Customer Reviews | 4.6 4.6 out of 5 stars (3,028) |
| Full Cure Time | 3 hours |
| Included Components | Sealant |
| Item Form | Paste |
| Item Type Name | Sealant |
| Item Weight | 10.1 ounces |
| Liquid Volume | 10.1 fluid ounces |
| Manufacturer | SIKA |
| Material Type | Polyurethane |
| Model | SIKA-90893 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | 90893 |
| Surface Recommendation | Metal, Wood, Glass |
| Unit Count | 10.1 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** SIKA
- **Color:** Black
- **Full Cure Time:** 3 hours
- **Item Weight:** 10.1 ounces
- **Liquid Volume:** 10.1 fluid ounces

## Images

![Sikaflex-221 Multi-Purpose Polyurethane Sealant/Adhesive, 10.1 fl oz, Black – Permanent Elastic Seal, Sandable & Paintable, Non-Corrosive, Bonds to Metal, Plastics & More | Bonds to metals, plastics and coatings, sandable and paintable elastic seal, NSF approved for drinking water systems - Image 1](https://m.media-amazon.com/images/I/6177TD7R3eL.jpg)

## Available Options

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

## Frequently Bought Together

- Sika Sikaflex-221 - Black - Multi-Purpose Polyurethane sealant/Adhesive - Creates Permanent Elastic Seal - Sandable/paintable - Non-Corrosive - 10.1 fl oz
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**Shop now:** [https://www.desertcart.ph/products/19276946-sikaflex-221-multi-purpose-polyurethane-sealant-adhesive-10-1-fl](https://www.desertcart.ph/products/19276946-sikaflex-221-multi-purpose-polyurethane-sealant-adhesive-10-1-fl)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-08-23*