---
product_id: 552862168
title: "MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel"
brand: "miaotong"
price: "274953CFA"
currency: XOF
in_stock: true
category: "Miaotong"
url: https://www.desertcart.sn/products/552862168-miaotong-3-flap-steel-large-dog-door-for-door-metal
store_origin: SN
region: Senegal
---

# Metal sliding lock for secure control 3-flap insulation blocks extreme weather Fits doors 1.2”–2” thick, easy install MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel

**Brand:** miaotong
**Price:** 274953CFA
**Availability:** ✅ In Stock

## Summary

> 🐾 Unlock freedom and security with style — the ultimate dog door upgrade!

## Quick Answers

- **What is this?** MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel by miaotong
- **How much does it cost?** 274953CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/552862168-miaotong-3-flap-steel-large-dog-door-for-door-metal)

## Best For

- miaotong enthusiasts

## Why This Product

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

## Key Features

- • **Rugged Metal Build:** Laser-welded steel and aluminum alloys ensure rust-proof durability.
- • **Patented Sleek Design:** Exclusive modern look that fits seamlessly and resists imitation.
- • **Effortless Installation:** Pre-assembled with templates for a quick, hassle-free setup on most door types.
- • **Triple-Flap Weather Shield:** Superior insulation that keeps drafts and extreme temperatures out.
- • **Unmatched Security with Sliding Lock:** Keep your home safe while giving pets freedom to roam.

## Overview

The MIAOTONG 3-Flap Steel Large Dog Door combines advanced triple-flap insulation and a secure metal sliding lock to offer pets independence while protecting your home from weather and intruders. Crafted from laser-welded steel and aluminum alloys, it guarantees durability and rust resistance. Designed for easy installation on doors 1.2 to 2 inches thick, this patented, energy-efficient pet door supports pets up to 100 lbs, making it a top-tier choice for multi-pet households seeking both style and function.

## Description

desertcart.com : MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel | Energy-Efficient Insulated Pet Door, Extreme Weather Doggy Door with Telescoping Tunnel, Never Rust （Pets Up to 100 Lb） : Pet Supplies

## Features

- Freedom and Security: Every pet deserves the freedom to explore their home and be close to their family. Our large dog doors with built-in locks ensure your pet's independence while controlling access. Our well-designed large dog door for exterior doors allow pets to pass freely while protecting your home
- Upgraded 3-Flaps Design: The 3-flaps design of the dog door provides superior protection from the elements and enhanced insulation to keep extreme temperatures out. This dog door not only insulates against extreme weather conditions and drafts, but also ensures that your home remains comfortable and energy efficient
- Superior Durability: The doggy door is made entirely from metal laser welding process and oxidised high quality steel and aluminium alloys to ensure durability, security and thermal insulation. Advanced welding technology ensures strength, rust resistance and a perfect finish that won't flake. Built to last, this pet door is ideal for multi-pet households
- Easy Installation: Easily fits into wood, PVC, and metal doors ranging from 1.2” to 2” thick. This insulated dog door comes pre-assembled, and includes templates and detailed instructions for a hassle-free installation. This doggy door comes with a metal closing panel
- Exclusive Patented Design:MIAOTONG pet door features a unique, patented design that combines durability with a sleek, modern look. The innovative structure ensures a perfect fit for various door types while offering a seamless experience for your furry friends. This original design guarantees quality and protects against imitation
- Intimate Customer Service：MIAOTONG is committed to providing our customers with high-quality products and excellent after-sales service. If you have any questions about this dog door, please contact us, we will follow up and solve the problem for you at the first time

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0GHW97GV5 |
| Best Sellers Rank | #17,586 in Pet Supplies ( See Top 100 in Pet Supplies ) #37 in Dog Doors |
| Brand Name | MIAOTONG |
| Closure Type | Sliding |
| Color | Large for Door |
| Customer Reviews | 4.4 4.4 out of 5 stars (786) |
| Dog Breed Size | Large |
| Frame Material | 3-Flap(Metal Frame,Aluminum Lock) |
| Manufacturer | MIAOTONG |
| Manufacturer Part Number | Pet Door |
| Material Type | Aluminum |
| Maximum Compatible Thickness | 2 inches |
| Minimum Compatible Thickness | 1.2 inches |
| Model Number | Pet Door |
| Number of Items | 1 |
| Pet Type | Cat, Dog |
| Size | Large |
| UPC | 789344700608 |
| Unit Count | 1 Count |
| Weight Capacity Maximum | 100 pounds |

## Product Details

- **Brand:** MIAOTONG
- **Color:** Large for Door
- **Material:** Aluminum
- **Mattress Thickness:** 2 inches
- **Size:** Large

## Images

![MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel - Image 1](https://m.media-amazon.com/images/I/81Gu7f8DtXL.jpg)
![MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel - Image 2](https://m.media-amazon.com/images/I/410apYFAbbL.jpg)
![MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel - Image 3](https://m.media-amazon.com/images/I/41U5MplvFyL.jpg)
![MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel - Image 4](https://m.media-amazon.com/images/I/51fq+xYA2XL.jpg)
![MIAOTONG 3-Flap Steel Large Dog Door for Door with Metal Sliding Lock Panel - Image 5](https://m.media-amazon.com/images/I/51BiSqZQbmL.jpg)

## Available Options

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

## Questions & Answers

**Q: Will my dog easily learn to use this dog door?**
A: Most dogs quickly learn to navigate the dog door with some positive reinforcement training. The lightweight flaps are designed for easy access, which means your dog can push through without much effort.

**Q: How does the sliding lock panel work?**
A: The sliding lock panel provides enhanced security, allowing you to control when your dog can enter or exit. This feature is beneficial if you need to restrict access during certain times, ensuring your pet isn’t roaming outdoors unsupervised.

**Q: Is the dog door suitable for all weather conditions?**
A: Yes. 3-flaps design minimizes drafts and heat loss, making it ideal for both hot summers and cold winters. Many pet owners appreciate this feature, as it allows their pet to enjoy outdoor access year-round without compromising home energy efficiency.

**Q: Is it compatible with different doors? Why are the screws short?**
A: Yes, this 3-flap dog door fits wood, metal, and PVC doors. Note they are NOT single long bolts passing through the door. The two parts install separately (8 screws total). Please choose the right screw length based on your specific door thickness.

**Q: How does the 3-flap design work?**
A: Three overlapping magnetic flaps seal independently. When your pet pushes through one, the others stay closed — blocking drafts and reducing heat loss. Provides better insulation than single or double-flap options, especially in harsh weather.

## Frequently Bought Together

- MIAOTONG Thicken Upgrade Cat Door with Security Cover and Magnetic Flap, 4 Way Switch Mode Cat Doors for Interior and Exterior for Pets Up to 22Lb,Strong and Durable Pet Door for Cats, Kitty Door
- CEESC Large Dog Door for Pets Up to 100 lb, Weatherproof Pet Door for Cats and Dogs, Durable, Snap-in Closing Panel Included, Suitable for Interior and Exterior Doors (Large, White)

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**Shop now:** [https://www.desertcart.sn/products/552862168-miaotong-3-flap-steel-large-dog-door-for-door-metal](https://www.desertcart.sn/products/552862168-miaotong-3-flap-steel-large-dog-door-for-door-metal)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-09-19*