---
product_id: 646481122
title: "Extra Large Dog Door for Sliding Door - X Large Dog Door for Sliding Glass Door - Pet Door for Patio Slider Insert, White"
brand: "fantrek"
price: "€ 801.06"
currency: EUR
in_stock: true
reviews_count: 8
category: "Fantrek"
url: https://www.desertcart.sk/products/646481122-extra-large-dog-door-for-sliding-door-x-large-dog
store_origin: SK
region: Slovakia
---

# 17.72" wide flap for XL pets Secure toggle lock for safety Adjustable height 44"-84.25" Extra Large Dog Door for Sliding Door - X Large Dog Door for Sliding Glass Door - Pet Door for Patio Slider Insert, White

**Brand:** fantrek
**Price:** € 801.06
**Availability:** ✅ In Stock

## Summary

> 🐾 Unlock freedom for your furry giant with style and security!

## Quick Answers

- **What is this?** Extra Large Dog Door for Sliding Door - X Large Dog Door for Sliding Glass Door - Pet Door for Patio Slider Insert, White by fantrek
- **How much does it cost?** € 801.06 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/646481122-extra-large-dog-door-for-sliding-door-x-large-dog)

## Best For

- fantrek enthusiasts

## Why This Product

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

## Key Features

- • **Simple DIY Installation:** Designed for quick setup—get your pet freedom without the hassle or extra tools.
- • **Fits Giants & Large Breeds:** Generous 14.3"W x 23.5"H flap fits pets up to 120 lbs with ease.
- • **Lock It Down, Lock It Safe:** Toggle lock ensures your pet’s door stays secure and gap-free, keeping your home safe.
- • **Customizable Airflow Control:** Metal mesh center with optional plastic panels lets you tailor ventilation to your home’s needs.
- • **Effortless Sliding Door Integration:** Adjustable aluminum frame fits sliding doors from 44" to 84.25" tall for a seamless install.

## Overview

The Extra Large Dog Door for Sliding Doors is a robust aluminum pet door insert designed for large dogs up to 120 lbs. Featuring a 14.3" by 23.5" flap with metal mesh airflow and optional panels, it fits sliding doors adjustable from 44" to 84.25" in height. Equipped with a secure toggle lock, it offers easy installation and reliable safety, making it the perfect upgrade for pet owners seeking convenience and durability.

## Description

desertcart.com : FANTREK Extra Large Dog Door for Sliding Door - X Large Dog Door for Sliding Glass Door - Pet Door for Patio Slider Insert, White : Pet Supplies

Review: Great product - Super easy to install- Great price and absolutely love the magnetic closure I will recommend it 100%
Review: Great fit - Easy installation

## Features

- MEASURE YOUR SIDLING DOOR BEFORE BUYING!!! Please measure your door frame height, track width, pet width, pet height before purchasing. The XL pet door is 17.72" wide. Please note that installation may leave a narrow space to walk through.
- Metal Mesh & Weatherproof Panel: The middle part of the pet door is made of metal mesh to allow airflow. Our pet door includes two additional plastic panels that can be inserted if you prefer to block the airflow.
- DESIGNED FOR LARGE PETS: This patio dog door features a flap opening of 14.3" W x 23.5" H, perfect for medium or large pets up to 120 lbs. The overall size of this pet door: 17.72”(L) x 0.43”(W) x 44.1-84.25”(L)
- SECURE LOCK: Comes with a toggle lock to secure the pet door to sliding door. This ensures safety and prevents gaps between the two doors.
- ADJUSTABLE HEIGHT: The durable aluminum patio dog door insert is adjustable in height from 44" to 84.25", ensuring a perfect fit in your existing sliding door track.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D69CK3BD |
| Best Sellers Rank | #74,377 in Pet Supplies ( See Top 100 in Pet Supplies ) #257 in Dog Doors |
| Customer Reviews | 3.6 3.6 out of 5 stars (98) |
| Date First Available | June 6, 2024 |
| Dog Breed Size | Giant, Large |
| Frame Material | Aluminum |
| Item Weight | 3.53 ounces |
| Item model number | TKSDOOR-XL-WT1 |
| Pet Type | Dog |
| Product Dimensions | 3.94 x 1.97 x 1.18 inches |
| Weight Limit | 120 Pounds |

## Product Details

- **Brand:** fantrek
- **Color:** White
- **Material:** Aluminum
- **Mattress Thickness:** 2.76 Inches
- **Size:** 14.3" x 23.5"

## Images

![Extra Large Dog Door for Sliding Door - X Large Dog Door for Sliding Glass Door - Pet Door for Patio Slider Insert, White - Image 1](https://m.media-amazon.com/images/I/61BgBta4VzL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by N***R on November 6, 2025*

Super easy to install- Great price and absolutely love the magnetic closure I will recommend it 100%

### ⭐⭐⭐⭐⭐ Great fit
*by M***E on November 30, 2025*

Easy installation

### ⭐ Cheap easily broken flap door on entrance
*by B***N on March 22, 2025*

Cheap flap on it broke within first week, not durable for big dogs

## Frequently Bought Together

- FANTREK Extra Large Dog Door for Sliding Door - X Large Dog Door for Sliding Glass Door - Pet Door for Patio Slider Insert
- PetSafe Sliding Glass Pet Door Security Bar - Easy to Install - Lock Your Sliding Glass Dog Door - Compatible with PetSafe Sliding Glass Pet Doors - for Sliding Glass Doors up to 72” Wide

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**Shop now:** [https://www.desertcart.sk/products/646481122-extra-large-dog-door-for-sliding-door-x-large-dog](https://www.desertcart.sk/products/646481122-extra-large-dog-door-for-sliding-door-x-large-dog)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-03-19*