---
product_id: 171890048
title: "ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell"
brand: "thermwell"
price: "362 kr"
currency: DKK
in_stock: true
url: https://www.desertcart.dk/products/171890048-thermwellproducts-sp46-fiberglass-pipe-insulation-kit-by-thermwell
store_origin: DK
region: Denmark
---

# 25 ft length Prevents freezing Made in USA ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell

**Brand:** thermwell
**Price:** 362 kr
**Availability:** ✅ In Stock

## Summary

> 🔥 Insulate to Elevate Your Home's Efficiency!

## Quick Answers

- **What is this?** ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell by thermwell
- **How much does it cost?** 362 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/171890048-thermwellproducts-sp46-fiberglass-pipe-insulation-kit-by-thermwell)

## Best For

- thermwell enthusiasts

## Why This Product

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

## Key Features

- • **Weather the Storm:** Keep your water flowing, no matter the temperature!
- • **Insulation Made Easy:** Transform your pipes with a simple wrap!
- • **Durable Vapor Barrier:** Includes a robust 25-foot plastic vapor barrier for added protection.
- • **Versatile Application:** Perfect for all pipe diameters and electric heat cables.
- • **Energy Efficiency Champion:** Achieve an impressive 1.6 R-value for optimal insulation.

## Overview

The Thermwell Products SP46 Fiberglass Pipe Insulation Kit is a high-quality insulation solution designed to protect pipes from freezing and enhance energy efficiency. Manufactured in the USA, this kit includes a 25-foot roll of fiberglass insulation with a 1.6 R-value, suitable for both hot and cold water pipes. Ideal for overwrapping electric heat cables, it ensures your plumbing remains safe and efficient year-round.

## Description

ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell

## Features

- The product is manufactured in United states
- Frost King. Fiberglass Pipe Insulation Kit
- Simple And Effective Way To Insulate Pipes Of All Diameters
- Ideal For Overwrapping Electric Heat Cables, And Used To Prevent Water Pipes Freezing
- Kit Comes With 25-Feet Plastic Vapor Barrier, 1.6 R-value Package Covers.6-Inch X 1/2-Inch X 25-Feet Roll For Either Hot Or Cold Water Pipes

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Global Trade Identification Number | 00077578023038 |
| Manufacturer | THERMWELL PRODUCTS |
| UPC | 077578023038 |
| Part Number | SP46 |
| Item Weight | 6.4 ounces |
| Product Dimensions | 7.4 x 6.8 x 7.5 inches |
| Item model number | SP46 |
| Is Discontinued By Manufacturer | No |
| Size | 1 Count (Pack of 1) |
| Color | No Color |
| Shape | shape |
| Item Package Quantity | 1 |
| Coverage | 34 feet (for 1/2 inch pipes), 24 feet (for 3/4 inch pipes), 20 feet (for 1 inch pipes) |
| Included Components | Fiberglass Pipe Insulation Kit |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | Warranty |

## Product Details

- **Material:** Fiberglass
- **Brand:** Thermwell
- **Item Thickness:** 0.5 Inches
- **Recommended Uses For Product:** Insulating pipes
- **Product Dimensions:** 300"L x 6"W

## Images

![ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell - Image 1](https://m.media-amazon.com/images/I/61GlheGBqwL.jpg)
![ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell - Image 2](https://m.media-amazon.com/images/I/71nTjyiUXIL.jpg)
![ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell - Image 3](https://m.media-amazon.com/images/I/61gKBAqET-L.jpg)
![ThermwellProducts SP46 Fiberglass Pipe Insulation Kit by Thermwell - Image 4](https://m.media-amazon.com/images/I/91M6TOv5JvL.jpg)

## Questions & Answers

**Q: does this have a backing like the 3" frost king fiberglass wrap?**
A: If if states it has backing then yes. They do make this with a backing.

## Frequently Bought Together

- Thermwell Products SP46 Fiberglass Pipe Insulation Kit
- Frost King HC3A Automatic Electric Heat Kit Heating Cables, 3 Feet, Black
- Frost King Foil Backed Fiberglass Pipe Wrap, 3"x1"x25'

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**Shop now:** [https://www.desertcart.dk/products/171890048-thermwellproducts-sp46-fiberglass-pipe-insulation-kit-by-thermwell](https://www.desertcart.dk/products/171890048-thermwellproducts-sp46-fiberglass-pipe-insulation-kit-by-thermwell)

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*Product available on Desertcart Denmark*
*Store origin: DK*
*Last updated: 2026-02-25*