---
product_id: 23495412
title: "Sikaflex 1C SL 29 fl oz Limestone - Concrete Expansion Joint Filler, Self-Leveling Polyurethane Sealant for Durable, Waterproof Concrete Repair for Driveways, Sidewalks & Industrial Use"
brand: "sika"
price: "R1233"
currency: ZAR
in_stock: true
url: https://www.desertcart.co.za/products/23495412-sikaflex-1c-sl-29-fl-oz-limestone-concrete-expansion-joint
store_origin: ZA
region: South Africa
---

# 1-component self-leveling formula weather & UV resistant durability strong adhesion to concrete Sikaflex 1C SL 29 fl oz Limestone - Concrete Expansion Joint Filler, Self-Leveling Polyurethane Sealant for Durable, Waterproof Concrete Repair for Driveways, Sidewalks & Industrial Use

**Brand:** sika
**Price:** R1233
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal Smart, Stay Durable — The Concrete Fix You Can't Afford to Miss!

## Quick Answers

- **What is this?** Sikaflex 1C SL 29 fl oz Limestone - Concrete Expansion Joint Filler, Self-Leveling Polyurethane Sealant for Durable, Waterproof Concrete Repair for Driveways, Sidewalks & Industrial Use by sika
- **How much does it cost?** R1233 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/23495412-sikaflex-1c-sl-29-fl-oz-limestone-concrete-expansion-joint)

## 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

- • **Pro-Grade Application:** Compatible with standard caulking guns, paintable and sandable for a custom look.
- • **Effortless Self-Leveling:** Automatically spreads evenly—no tooling needed for a flawless finish.
- • **Seamless Limestone Blend:** Natural limestone color that perfectly matches light concrete surfaces.
- • **Weatherproof Performance:** Built to endure sun, rain, and extreme temps without losing integrity.
- • **Flexible & Crack-Resistant:** Adapts to joint movement, preventing unsightly cracks over time.

## Overview

SIKA Sikaflex 1C SL is a premium, self-leveling polyurethane sealant designed for durable, waterproof repair of concrete expansion joints. Its flexible, weather-resistant formula ensures long-lasting adhesion and crack prevention, while the limestone color blends seamlessly with light concrete surfaces. Ideal for driveways, sidewalks, and industrial use, it offers easy application with standard tools and customizable finishing options.

## Description

SIKAFLEX 1A Polyurethane Elastic Sealant/Adhesive High performance, moisture-cured 1 component, elastomeric sealant designed for all types of small joints where maximum depth of sealant will not exceed 1/2". Suitable for vertical and horizontal joints. Cures to a tough, durable, flexible consistency with exceptional cut-and tear-resistance.

## Features

- ✔ Self-Leveling Formula – Automatically spreads evenly without the need for tooling.
- ✔ Flexible & Durable – Accommodates joint movement and prevents cracking.
- ✔ Weather & UV Resistant – Withstands exposure to sun, rain, and extreme temperatures.
- ✔ Strong Adhesion – Bonds securely to concrete and masonry surfaces for long-lasting results.
- ✔ Limestone Color – Blends naturally with light-colored concrete, providing a clean finish.
- ✔ Easy Application – Can be applied using a standard caulking gun for efficient installation.
- ✔ Paintable & Sandable – Allows for customization to blend seamlessly with surrounding surfaces.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Asin | B00MC2WXV8 |
| Best Sellers Rank | #73,718 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #31 in Polyurethane Adhesives #116 in Urethane Adhesives |
| Brand Name | SIKA |
| Color | Limestone |
| Compatible Material | Concrete |
| Customer Reviews | 4.4 4.4 out of 5 stars (51) 4.4 out of 5 stars |
| Global Trade Identification Number | 00033886003742 |
| Included Components | 29 fl oz cartridge |
| Item Dimensions | 16 x 2.5 x 2.5 inches |
| Item Form | Liquid |
| Item Weight | 11.2 ounces |
| Manufacturer | SIKA |
| Material Type | Polyurethane |
| Model | 90942 |
| Number Of Items | 1 |
| Number Of Packs | 1 |
| Part Number | 90942 |
| Style Name | Compact |
| Surface Recommendation | Tile |
| Unit Count | 1 Count |
| Upc | 033886003742 |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** SIKA
- **Item Weight:** 11.2 ounces
- **Item dimensions L x W x H:** 16 x 2.5 x 2.5 inches
- **Material:** Polyurethane
- **Style:** Compact

## Images

![Sikaflex 1C SL 29 fl oz Limestone - Concrete Expansion Joint Filler, Self-Leveling Polyurethane Sealant for Durable, Waterproof Concrete Repair for Driveways, Sidewalks & Industrial Use - Image 1](https://m.media-amazon.com/images/I/51vJ5ni4yvL.jpg)

## Questions & Answers

**Q: What is the drive-on and full cure time**
A: The total cure time can be between 3 and 5 days - tested at 73°F (23°C) and 50% relative humidity

**Q: I have 700' of 1/2" exp jt . How much sikaflex do I  need**
A: You will need a little over 41 tubes to fill a 1/2 x 1/2 inch joint.

**Q: Can i paint over this stuff**
A: yes you can pant over the sikaflex29 oz

**Q: How much do I need for garage door opening**
A: Diffidently one tub for a two car garage.

## Frequently Bought Together

- SIKA Sikaflex 1C SL 29 fl oz Limestone - Concrete Expansion Joint Filler, Self-Leveling Polyurethane Sealant for Durable, Waterproof Concrete Repair for Driveways, Sidewalks & Industrial Use
- M-D Building Products - Versatile Gray Foam Backer Rod Set 1/2in x 20ft - Essential Caulk Saver for Sealing Concrete Gaps, Expansion Joints, and Crack Filling (71480)
- Sashco 30251 Pre-Caulking Filler Rope Backer Rod Roll, 100' Length x 1/4" Width, Grey, 1/4" x 100'

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**Shop now:** [https://www.desertcart.co.za/products/23495412-sikaflex-1c-sl-29-fl-oz-limestone-concrete-expansion-joint](https://www.desertcart.co.za/products/23495412-sikaflex-1c-sl-29-fl-oz-limestone-concrete-expansion-joint)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-09-13*