---
product_id: 57314885
title: "Frost King MC815/3 Vent Covers, White, 8\" x 15\""
brand: "frost king"
price: "$U2962"
currency: UYU
in_stock: true
reviews_count: 3
url: https://www.desertcart.uy/products/57314885-frost-king-mc815-3-vent-covers-white-8-x-15
store_origin: UY
region: Uruguay
---

# 8" x 15" size Durable design Made in China Frost King MC815/3 Vent Covers, White, 8" x 15"

**Brand:** frost king
**Price:** $U2962
**Availability:** ✅ In Stock

## Summary

> 🌀 Breathe Easy with Style!

## Quick Answers

- **What is this?** Frost King MC815/3 Vent Covers, White, 8" x 15" by frost king
- **How much does it cost?** $U2962 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.uy](https://www.desertcart.uy/products/57314885-frost-king-mc815-3-vent-covers-white-8-x-15)

## 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

- • **Perfect Fit:** Designed to fit standard 8" x 15" vents seamlessly.
- • **Built to Last:** Crafted with high durability to withstand daily wear and tear.
- • **Sleek Aesthetic:** Modern white finish complements any decor style.
- • **Quality Assurance:** Manufactured in China with strict quality control standards.
- • **Effortless Installation:** Transform your space in seconds with easy-to-use vent covers.

## Overview

The Frost King MC815/3 Vent Covers are 8" x 15" durable vent covers designed for easy installation and a sleek look, ensuring your space remains stylish and functional.

## Description

Magnetic Vent Cover. This is a flexible sheet that seals metal register vents. This helps to improve heating, or cooling efficiency. Improves heat loss. Can be painted, stenciled, or wall papered to match dcor. Comes with 3 to a pack. Measurements are 8-Inch x 15-Inch.

## Features

- The product is easy to use
- The product is highly durable and handle
- The product is manufactured in China

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Size | 8 In. W x 15 In. L |
| Material | Flexible magnetic sheet |
| Brand | Frost King |
| Color | White |
| Item dimensions L x W x H | 0.25 x 8.85 x 18 inches |
| Connector Type | Reducer |
| Thread Size | RM |
| Exterior Finish | White |
| Thread Type | NPT |
| Item Weight | 0.03 Pounds |
| Number of Pieces | 3 |
| Global Trade Identification Number | 00077578053226 |
| Manufacturer | THERMWELL PRODUCTS |
| UPC | 077578053226 |
| Part Number | MC815/3 |
| Item Weight | 0.48 ounces |
| Product Dimensions | 0.25 x 8.85 x 18 inches |
| Item model number | MC815/3 |
| Is Discontinued By Manufacturer | No |
| Shape | shape |
| Item Package Quantity | 1 |
| Measurement System | inch |
| Included Components | 3 magnetic vent covers |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 90 days |

## Product Details

- **Size:** 8 In. W x 15 In. L
- **Material:** Flexible magnetic sheet
- **Brand:** Frost King
- **Color:** White
- **Item dimensions L x W x H:** 0.25 x 8.85 x 18 inches
- **Connector Type:** Reducer
- **Thread Size:** RM
- **Exterior Finish:** White
- **Thread Type:** NPT
- **Item Weight:** 0.03 Pounds

## Images

![Frost King MC815/3 Vent Covers, White, 8" x 15" - Image 1](https://m.media-amazon.com/images/I/81-jChGkP4L.jpg)
![Frost King MC815/3 Vent Covers, White, 8" x 15" - Image 2](https://m.media-amazon.com/images/I/71lzEHiO4YL.jpg)
![Frost King MC815/3 Vent Covers, White, 8" x 15" - Image 3](https://m.media-amazon.com/images/I/31BW66OZdfL.jpg)

## Questions & Answers

**Q: Will this block sound from room to room?**
A: This won’t block anything as it does not stick to metal vents AT ALL!

**Q: Quantity?  If I order this item do I get one cover, or more than one cover?**
A: As it says right on the package in the picture, there are three per package. I have a package right in front of me, opened it, and made sure.

**Q: I am trying to block one section of an old wall heater. Does this work well with heat?**
A: I use this over our heater vents and have had no issues.

**Q: What is the Mil thickness of this product?**
A: About 1 mil.

## Customer Reviews

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Perfect to keep them
  

*by L***T on Reviewed in the United Kingdom 🇬🇧 on 24 February 2018*

I bought these to store my craft metal dies. Perfect to keep them organised

### ⭐⭐⭐⭐⭐ 5.0 out of 5 stars







  
  
    Bought it to store my craft dies - excellent.
  

*by C***1 on Reviewed in the United Kingdom 🇬🇧 on 5 February 2017*

Excellent size

### ⭐ 1.0 out of 5 stars







  
  
    One Star
  

*by A***W on Reviewed in the United Kingdom 🇬🇧 on 11 February 2016*

Barely magnetic.  Did not work on vertical surface

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**Shop now:** [https://www.desertcart.uy/products/57314885-frost-king-mc815-3-vent-covers-white-8-x-15](https://www.desertcart.uy/products/57314885-frost-king-mc815-3-vent-covers-white-8-x-15)

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*Product available on Desertcart Uruguay*
*Store origin: UY*
*Last updated: 2026-02-24*