---
product_id: 663109062
title: "Window Air Conditioner Covers for Inside 21\"W x 15\"H x 3.5\"D, Beige"
brand: "tohonfoo"
price: "₱16627"
currency: PHP
in_stock: true
category: "Tohonfoo"
url: https://www.desertcart.ph/products/663109062-window-air-conditioner-covers-for-inside-21w-x-15h-x
store_origin: PH
region: Philippines
---

# secure hook-and-loop fastener airtight draft blocker 3-layer insulation tech Window Air Conditioner Covers for Inside 21"W x 15"H x 3.5"D, Beige

**Brand:** tohonfoo
**Price:** ₱16627
**Availability:** ✅ In Stock

## Summary

> ❄️ Seal in warmth, block out the chill — winter-proof your AC like a pro!

## Quick Answers

- **What is this?** Window Air Conditioner Covers for Inside 21"W x 15"H x 3.5"D, Beige by tohonfoo
- **How much does it cost?** ₱16627 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/663109062-window-air-conditioner-covers-for-inside-21w-x-15h-x)

## Best For

- tohonfoo enthusiasts

## Why This Product

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

## Key Features

- • **Quick-Secure Velcro Straps:** Fast, reliable attachment for airtight energy savings
- • **Triple-Layer Thermal Shield:** 600D Oxford + 2mm foam + aluminum foil for max insulation
- • **Windproof & Waterproof Armor:** Heavy-duty fabric repels moisture and blocks cold winds
- • **Dual Cord Ports with Closures:** Innovative double cable holes prevent cold air leaks
- • **Precision Fit for 21"x15"x3.5" ACs:** Tailored dimensions ensure a snug, draft-proof seal

## Overview

This beige indoor air conditioner cover by TOHONFOO features a robust three-layer insulation system combining waterproof Oxford fabric, 2mm thick pearl cotton foam, and reflective aluminum foil. Designed to fit window AC units sized 21"W x 15"H x 3.5"D, it uses secure hook-and-loop fasteners for an airtight seal that blocks drafts and reduces winter heating costs. Dual closable cord holes add convenience while preventing cold air infiltration, making it a smart, energy-efficient accessory for any modern home.

## Description

Buy Air Conditioner Covers for Inside 21"W x 15"H x 3.5"D, Windproof and Waterproof 3 Layers Insulation Window Air Conditioner Cover with Aluminum Foil and 2mm Foam, Beige: Accessories - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 【Three Layers of Insulation to Block Drafts】Unlike other single-layer covers, the Tohonfoo ac covers for inside uses a three-layer structure: (1) 600D waterproof heavy-duty Oxford fabric, (2) 2mm thickened pearl cotton, and (3) insulated aluminum foil
- 【How to Determine the Right Size】The inner size of the air conditioner cover indoor is 21"W x 15"H x 3.5"D, compatible with most of window air conditioners indoor AC unit measuring 19"-20.5" x 13"-14.5" x 3"(W x H x D). For best fit, please measure your actual AC unit before ordering
- 【Secure Hook-and-Loop Fastener Attachment】Our indoor air conditioner cover comes with pre-sewn and adhesive-backed Hook-and-Loop straps for quick and secure attachment to your window air conditioner, creating an airtight seal that blocks drafts
- 【Cut Winter Energy Costs】This indoor indoor ac cover for window unit effectively blocks cold drafts and minimizes heat transfer during winter months, helping you reduce heating costs. Its insulated design creates a thermal barrier to keep warm air in and cold air out
- 【Two Closable Cord Holes】Unlike most winter window AC cover with only a single cord port, our design features dual closable cable accesses on both sides to effectively prevent cold air infiltration

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9MF55PZ |
| Best Sellers Rank | #372,225 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1,013 in Accessories (Home & Kitchen) |
| Brand Name | TOHONFOO |
| Closure Type | Hook & Loop |
| Color | Beige |
| Customer Reviews | 4.4 4.4 out of 5 stars (430) |
| Item Type Name | Air Conditioner Cover Indoor |
| Item Weight | 0.23 Kilograms |
| Manufacturer | TOHONFOO |
| Manufacturer Part Number | HF-ACCI-21-15-3.5-BG |
| Material Type | Oxford fabric |
| Model Number | HF-ACCI-21-15-3.5-BG |
| Strap Type | Velcro strap |
| Unit Count | 1.0 Count |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** TOHONFOO
- **Color:** Beige
- **Item Weight:** 0.23 Kilograms
- **Material:** Oxford fabric
- **Water Resistance Level:** Water Resistant

## Images

![Window Air Conditioner Covers for Inside 21"W x 15"H x 3.5"D, Beige - Image 1](https://m.media-amazon.com/images/I/81xdIne70xL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.ph/products/663109062-window-air-conditioner-covers-for-inside-21w-x-15h-x](https://www.desertcart.ph/products/663109062-window-air-conditioner-covers-for-inside-21w-x-15h-x)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-08-08*