---
product_id: 489991375
title: "- 3/8\" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler"
brand: "zzhxkjhky"
price: "$73"
currency: NZD
in_stock: true
reviews_count: 10
url: https://www.desertcart.nz/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver
store_origin: NZ
region: New Zealand
---

# 3/8" Diameter 100' Length Flexible & Easy to Use - 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler

**Brand:** zzhxkjhky
**Price:** $73
**Availability:** ✅ In Stock

## Summary

> 🛠️ Seal the Deal with Style!

## Quick Answers

- **What is this?** - 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler by zzhxkjhky
- **How much does it cost?** $73 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nz](https://www.desertcart.nz/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver)

## Best For

- zzhxkjhky enthusiasts

## Why This Product

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

## Key Features

- • **User-Friendly Design:** Easily trim to size with scissors for a custom fit in any gap.
- • **Quality You Can Trust:** Crafted from durable, water-resistant foam for superior sealing performance.
- • **Versatile Applications:** Ideal for cracks in pavements, walls, and even creative DIY projects.
- • **Satisfaction Guaranteed:** Your happiness is our priority—reach out anytime for support!
- • **Perfect Length for Every Project:** 100 feet of foam backer rod to tackle all your sealing needs.

## Overview

This 3/8" diameter by 100' length foam backer rod is designed for filling gaps and joints in various applications, providing a reliable and flexible solution for caulking projects. Made from quality foam that won't absorb water, it ensures a neat finish and is easy to install, making it perfect for both professional and DIY use.

## Description

3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler

## Features

- Suitable length：you will receive 1 piece foam backer rod 3/8 Inch x 100 feet, sufficient length can meet your daily needs. Backer rod are easy to use and install.
- Quality Material:this caulk backer rod is made of quality foam,which is round,won't absorb water,safe to use,possess nice sealing effect.possessing nice flexibility and can be bendable, Works with virtually all cracks and spaces.note：the backing rod is soft and flexible,After a product is packed and squeezed, it can recover by itself after being unpacked and left to rest for a while.
- Use and install: you can use it for filling space. the backing rod is soft and flexible, which can be easily trimmed to the right size with scissors according to your actual needs. just get the desired part and put it into the space, which can provide a neat surface for caulking projects.
- Versatile to Use: backer rod is suitable for most kinds of cracks, such as pavement cracks, wall joints and cracks in planks. you can also use it to protect dog ears, make ring holders, complete craft projects and more.Classic gray color can be matched with various styles.
- Your satisfaction is the standard of our service ,If you have any questions, please contact us in time.Order now and feel the difference right away!

## Images

![- 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 1](https://m.media-amazon.com/images/I/61rOKpIQbRL.jpg)
![- 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 2](https://m.media-amazon.com/images/I/81yOQlZRsTL.jpg)
![- 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 3](https://m.media-amazon.com/images/I/81tLchQCTsL.jpg)
![- 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 4](https://m.media-amazon.com/images/I/71DhwaOfvRL.jpg)
![- 3/8" Diameter x 100' Length Backer Rod Caulk Saver Foam Backer Rod for Gaps and Joints Backing Concrete Filler - Image 5](https://m.media-amazon.com/images/I/718agFvjo-L.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    It is a must for refinishing concrete coatings
  

*by S***  on Reviewed in the United States on August 27, 2024*

Easy to install and works to creat a “plug gaps” that you can recover your floor joints with

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Good for cracks
  

*by D***S on Reviewed in the United States on August 24, 2024*

Using to seal up deck boards that are now in closed. Working good seems sturdy

### ⭐⭐⭐⭐ 4.0 out of 5 stars







  
  
    Backer Rod
  

*by A***. on Reviewed in the United States on August 27, 2024*

Good price and more than enough for my needs.

---

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**Shop now:** [https://www.desertcart.nz/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver](https://www.desertcart.nz/products/489991375-3-8-diameter-x-100-length-backer-rod-caulk-saver)

---

*Product available on Desertcart New Zealand*
*Store origin: NZ*
*Last updated: 2026-02-09*