---
product_id: 521891800
title: "Thermwell Mortite Weatherstrip and Caulking Cord Gray"
brand: "thermwell"
price: "5008CFA"
currency: XOF
in_stock: false
url: https://www.desertcart.sn/products/521891800-thermwell-mortite-weatherstrip-and-caulking-cord-gray
store_origin: SN
region: Senegal
---

# 90 ft length per roll Waterproof silicone material Proudly made in USA Thermwell Mortite Weatherstrip and Caulking Cord Gray

**Brand:** thermwell
**Price:** 5008CFA
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Seal smart, save big — the pro’s choice for draft-free comfort!

## Quick Answers

- **What is this?** Thermwell Mortite Weatherstrip and Caulking Cord Gray by thermwell
- **How much does it cost?** 5008CFA with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/521891800-thermwell-mortite-weatherstrip-and-caulking-cord-gray)

## 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

- • **Sleek & Subtle:** Neutral gray color blends seamlessly with modern window frames for a clean finish.
- • **Seal in Savings:** Slash your energy bills by blocking drafts with precision-fit weatherstripping.
- • **Trusted Quality:** Manufactured by Thermwell in the USA, guaranteeing premium reliability and performance.
- • **Generous Coverage:** Each 90 ft roll ensures you have ample material for multiple windows or doors.
- • **Long-Lasting Durability:** Crafted from waterproof silicone to withstand all seasons without wear.

## Overview

Thermwell Mortite Weatherstrip and Caulking Cord is a 90-foot, 19-ounce roll of gray waterproof silicone strip designed to seal windows and doors effectively. Made in the USA, it helps reduce heating and cooling costs by preventing drafts, offering durable, long-lasting weather protection with a sleek, neutral finish.

## Description

Frost King Mortite Gray Caulk Caulking Cord For Window 90 ft. L x 1/4 in.

## Features

- Quantity of (3) rolls Thermwell Mortite Weatherstrip and Caulking Cord
- 90', 19 OZ Rolls
- Gray Color
- Helps Cut Heating and Cooling Bills By Sealing Out Drafts
- Made in USA

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Colour | Gray |
| Brand | Thermwell |
| Item Weight | 19 Ounces |
| Liquid Volume | 54 Centilitres |
| Item Form | Strip |
| Surface Recommendation | Window |
| Water Resistance Level | Waterproof |
| Number of Items | 1 |
| Manufacturer | Thermwell Products Co Inc |
| UPC | 038092810924 |
| Net Quantity | 1 Count |
| Material | Silicone |
| Item model number | B2 |
| Package Dimensions | 16.1 x 14.1 x 3.4 cm; 538.64 g |
| ASIN | B0189BTRDW |

## Product Details

- **Colour:** Gray
- **Brand:** Thermwell
- **Item Weight:** 19 Ounces
- **Liquid Volume:** 54 Centilitres
- **Item Form:** Strip

## Images

![Thermwell Mortite Weatherstrip and Caulking Cord Gray - Image 1](https://m.media-amazon.com/images/I/71uoStAXHYL.jpg)

## Questions & Answers

**Q: Is this easy to remove when winter weather is over?**
A: Yes. It stays pliable and can be pulled off easily.

**Q: Can you paint this caulking?**
A: Yes I have painted it

**Q: can you use it outdoors around windows and in colder temps?**
A: Yes, it can be used indoors and outdoors. I like to put blue painter's tape over it to hold it firmly in place.

**Q: What is the diameter of this product?**
A: 1/8" diameter, easy to mold it together if you need to put in wider place.  I used to fill in around wood trim and brick at our garage door.  Easy peasy!

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**Shop now:** [https://www.desertcart.sn/products/521891800-thermwell-mortite-weatherstrip-and-caulking-cord-gray](https://www.desertcart.sn/products/521891800-thermwell-mortite-weatherstrip-and-caulking-cord-gray)

---

*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-01-23*