---
product_id: 625432942
title: "Sika Flex 522 Caravan Steel Grey 300 ml STP Universal Adhesive, Sealant, UV"
brand: "sika"
price: "$34.24"
currency: USD
in_stock: true
reviews_count: 5
category: "Sika"
url: https://www.desertcart.us/products/625432942-sika-flex-522-caravan-steel-grey-300-ml-stp-universal
store_origin: US
region: United States of America
---

# Mould & ageing resistant Bonds to diverse surfaces Weather & UV resistant Sika Flex 522 Caravan Steel Grey 300 ml STP Universal Adhesive, Sealant, UV

**Brand:** sika
**Price:** $34.24
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal smart, live worry-free – the ultimate caravan companion!

## Quick Answers

- **What is this?** Sika Flex 522 Caravan Steel Grey 300 ml STP Universal Adhesive, Sealant, UV by sika
- **How much does it cost?** $34.24 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/625432942-sika-flex-522-caravan-steel-grey-300-ml-stp-universal)

## 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

- • **Food-Safe & Hygienic:** Certified safe for kitchen and ventilation seals, meeting strict hygiene standards
- • **All-in-One Powerhouse:** Replaces multiple products with superior all-round sealing and bonding performance
- • **Built to Brave the Elements:** Exceptional weatherproof and UV-stable formula keeps your caravan sealed year-round
- • **Health-Conscious & Eco-Friendly:** Low-emission, Isega & EMICODE EC1Plus certified for safe indoor and outdoor use
- • **Versatile Surface Compatibility:** Adheres effortlessly to wood, metal, ceramics, plastics, and more with minimal prep

## Overview

Sikaflex-522 is a premium 1-component STP adhesive and sealant designed for caravans and motor-homes. It offers superior weather, UV, and mould resistance while bonding to a wide range of surfaces. Certified low-emission and food-safe, it meets the highest environmental and hygiene standards, making it perfect for both indoor and outdoor sealing applications.

## Description

Sikaflex -522 is a low emission 1-component Silane Terminated Polymer (STP) sealant/adhesive. It has a high weathering and mold resistance. Sikaflex-522 meets highest EHS standards. It bonds well to a wide range of substrates with minimal pre-treatment.

Review: works well great oroduct
Review: Produit conforme à sa réputation. J'ai fait des joints d'étanchéité solide sur mon camping-car. Je le recommande.

## Features

- Version: Sikaflex-522 replaces Sikaflex-521 UV and Sikaflex-221i – 1 all-round product with even better properties
- Features: weather-resistant, UV-stable, mould-resistant and resistant to ageing
- Can be applied indoors and outdoors: For sealing exterior joints, windows, flaps, kitchen units, sanitary areas on caravans and motor-homes; also suitable for air conditioning and ventilation devices
- Sticks to common surfaces: e.g; suitable substrates are wood, metals, primers and varnishes (2K systems), ceramic materials and plastics
- Suitable for food, low-emission, certified: Isega-certified, harmless under food law (e.g; seal in the kitchen); emicode EC1Plus-certified, meets the highest EHS criteria (environment, health, safety); meets hygiene requirements for air conditioning and ventilation systems according to VDI 6022; sikaflex-522 is free from isocyanate, solvents, phthalates and silicones

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09N7J125B |
| Best Sellers Rank | #33,300 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #190 in Hardware Sealers |
| Item model number | 688360 |
| Manufacturer | Sika |
| Product Dimensions | 4.8 x 4.8 x 2.3 cm; 350 g |

## Product Details

- **Brand:** SIKA
- **Item dimensions L x W x H:** 48 x 48 x 23 millimeters
- **Item weight:** 350 Grams
- **Material:** Silicone
- **Style:** Sikaflex-522

## Images

![Sika Flex 522 Caravan Steel Grey 300 ml STP Universal Adhesive, Sealant, UV - Image 1](https://m.media-amazon.com/images/I/41Zzxqa-hfL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by D***M on 7 February 2025*

works well great oroduct

### ⭐⭐⭐⭐⭐ Review
*by T***O on 20 May 2025*

Produit conforme à sa réputation. J'ai fait des joints d'étanchéité solide sur mon camping-car. Je le recommande.

### ⭐⭐⭐⭐⭐ Review
*by O***Y on 28 October 2025*

Kwalitatief product om herstellingen aan caravan

## Frequently Bought Together

- Sika Flex 522 Caravan Steel Grey 300 ml STP Universal Adhesive, Sealant, UV
- Sika Sikaflex-522 Caravan And Motorhome Adhesive Sealant – Weather And Mould Resistant – White – 300ml
- Sikaflex-522 weather-resistant, UV-stable, adhesive sealant (new version of Sikaflex-521 UV and Sikaflex-221i) 300ml black

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**Shop now:** [https://www.desertcart.us/products/625432942-sika-flex-522-caravan-steel-grey-300-ml-stp-universal](https://www.desertcart.us/products/625432942-sika-flex-522-caravan-steel-grey-300-ml-stp-universal)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-03-02*