---
product_id: 62363107
title: "Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8\" W, 3/16\" T"
brand: "frost king"
price: "R505"
currency: ZAR
in_stock: true
category: "Frost King"
url: https://www.desertcart.co.za/products/62363107-frost-king-r338h-self-stick-rubber-foam-weatherseal-black-blacks
store_origin: ZA
region: South Africa
---

# 3/8" W x 3/16" T precision fit 10 ft self-stick easy install Made in USA quality Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T

**Brand:** frost king
**Price:** R505
**Availability:** ✅ In Stock

## Summary

> 🛡️ Seal the deal on comfort and style—don’t let drafts or noise crash your vibe!

## Quick Answers

- **What is this?** Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T by frost king
- **How much does it cost?** R505 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/62363107-frost-king-r338h-self-stick-rubber-foam-weatherseal-black-blacks)

## Best For

- frost king enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Use Cases:** Ideal for windows, doors, automotive, marine, and even creative tech hacks like speaker soundproofing.
- • **Durability That Lasts:** Extra tough rubber foam engineered to absorb shocks and resist wear over time.
- • **Proudly American-Made:** Crafted in the USA, guaranteeing premium quality and supporting local manufacturing.
- • **Effortless DIY Upgrade:** Self-adhesive backing ensures a quick, no-mess installation—no tools or professionals needed.
- • **Precision Seal for Ultimate Comfort:** Perfect 3/8" width and 3/16" thickness to block drafts and noise with surgical accuracy.

## Overview

The Frost King R338H is a 10-foot long, 3/8" wide by 3/16" thick black rubber foam weatherseal tape made in the USA. Designed for superior shock absorption and durability, it features a self-adhesive backing for easy installation. Perfect for sealing gaps around windows, doors, vehicles, and appliances, it offers a versatile, high-quality solution to enhance comfort and energy efficiency.

## Description

Frost King R338H Sponge Rubber Foam Tape 3/8-Inch wide by 3/16-inch tall by 10-feet long, Black

## Features

- The product is 3/8x3/16 BLK Foam Tape
- Easy and simple use kit
- The product is manufactured in United States
- Minimum Compression
- Superior Shock Absorbing.Extra tough and durable.Seals around windows and doors.Many automotive and marine uses.Minimum Compression.Superior Shock Absorbing.Extra tough and durable.Seals around windows and doors.Many automotive and marine uses

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000BQWWF4 |
| Best Sellers Rank | 150,073 in DIY & Tools ( See Top 100 in DIY & Tools ) 335 in Weather Stripping |
| Brand | Frost King |
| Colour | Black|blacks |
| Country of Origin | USA |
| Customer Reviews | 4.2 4.2 out of 5 stars (2,471) |
| Included Components | No |
| Item Dimensions L x W | 3.05L x 0.01W metres |
| Item Thickness | 0.25 Inches |
| Item Type Name | Rubber Foam Weatherseal |
| Item Weight | 0.6 Ounces |
| Manufacturer | Frost King |
| Material | Rubber |
| Model Number | R338H |
| Number of Items | 1 |
| Number of Packs | 1 |
| Part Number | R338H |
| Recommended Uses For Product | weatherstripping, sealing gaps in vehicles, cushioning and stabilizing appliances |
| UPC | 077578012209 |
| Unit Count | 10.0 meter |

## Product Details

- **Brand:** Frost King
- **Colour:** Black|blacks
- **Item thickness:** 0.25 Inches
- **Material:** Rubber
- **Product dimensions:** 3.05L x 0.01W metres

## Images

![Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T - Image 1](https://m.media-amazon.com/images/I/91yYxLoL8KL.jpg)
![Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T - Image 2](https://m.media-amazon.com/images/I/515KOeeuARL.jpg)
![Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T - Image 3](https://m.media-amazon.com/images/I/51MsMy6N2BL.jpg)
![Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T - Image 4](https://m.media-amazon.com/images/I/417yFfz+GEL.jpg)
![Frost King R338H Self-Stick Rubber Foam Weatherseal, Black|Blacks, 3/8" W, 3/16" T - Image 5](https://m.media-amazon.com/images/I/41m0jMyKfLL.jpg)

## Available Options

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

## Questions & Answers

**Q: Can you double up on it if it's not thick enough?**
A: Yes you should be able to with it being sticky it will stick to itself and double the thickness

**Q: Does it keep dust out?**
A: i used it on my comp , & i haven't had any problems with dust. just be sure to seal it tight when using it. Darlene.

**Q: Could this be used to fill gaps between door sides and frame where bugs are coming in?**
A: I believe so; we used this to fill a gap around our door. The intent was to keep the cold air from coming in during the winter months, but it works to seal the gap, preventing anything from coming in/out (air, bugs, etc.).

**Q: is this double stick?**
A: if you mean double sided adhesive, the answer is no

## Frequently Bought Together

- Frost King R338H Self-Stick Rubber Foam Weatherseal, 3/8"W, 3/16"T, Black|Blacks
- THERMWELL Frost King AC43H Air Conditioner Weatherseal Tape, 2-1/4 by 2-1/4 by 42-Inch
- XFasten Transparent Window Weather Sealing Tape, 2-Inch x 30 Yards (50.8mm x 27.43m), Clear Window Draft Isolation Sealing Film Tape, No Residue

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**Shop now:** [https://www.desertcart.co.za/products/62363107-frost-king-r338h-self-stick-rubber-foam-weatherseal-black-blacks](https://www.desertcart.co.za/products/62363107-frost-king-r338h-self-stick-rubber-foam-weatherseal-black-blacks)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-10-02*