---
product_id: 48050610
title: "SureFlap Pet Door Tunnel Extender, Brown"
brand: "sureflap"
price: "NT$1768"
currency: TWD
in_stock: true
category: "Sure Flap"
url: https://www.desertcart.tw/products/48050610-sureflap-pet-door-tunnel-extender-brown
store_origin: TW
region: Taiwan
---

# Compatible with SureFlap cat flaps Stackable tunnel extenders for custom fit Extends installation depth by 50mm SureFlap Pet Door Tunnel Extender, Brown

**Brand:** sureflap
**Price:** NT$1768
**Availability:** ✅ In Stock

## Summary

> 🐱 Unlock seamless access with SureFlap’s tunnel extender—because your cat deserves the perfect fit!

## Quick Answers

- **What is this?** SureFlap Pet Door Tunnel Extender, Brown by sureflap
- **How much does it cost?** NT$1768 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/48050610-sureflap-pet-door-tunnel-extender-brown)

## Best For

- sureflap enthusiasts

## Why This Product

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

## Key Features

- • **Modular Expansion:** Stack multiple extenders to perfectly match your wall thickness—no limits, just fit
- • **Sleek Brown Finish:** Neutral brown color blends effortlessly with most door and wall aesthetics
- • **Durable Plastic Build:** Robust plastic material ensures long-lasting performance and weather resistance
- • **Perfect Compatibility:** Designed exclusively for SureFlap pet doors, guaranteeing a flawless fit every time
- • **Seamless Wall Integration:** Easily extends pet door installation up to 50mm for thicker walls or doors

## Overview

The SureFlap Pet Door Tunnel Extender is a durable plastic accessory designed to extend the installation depth of SureFlap cat flaps by 50mm, allowing for easy fitting in thicker walls or doors. Multiple extenders can be stacked for custom depth, ensuring a perfect, secure fit. Its sleek brown finish complements most home interiors, making it an essential upgrade for pet owners seeking hassle-free installation and enhanced pet door functionality.

## Description

Free delivery and returns on eligible orders. Buy SureFlap Pet Door Tunnel Extender, Brown at desertcart UK.

## Features

- Made of plastic material
- Can be placed in thicker walls or doors
- Tunnel element to be used for cat flaps
- Extends the installation depth up to 50 mm
- Use to install SureFlap pet doors in a wall
- Multiple tunnel extenders can be stacked together
- Extends the 70mm pet door tunnel by 50mm in length

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00BLZOGD0 |
| Best Sellers Rank | 22,078 in Pet Supplies ( See Top 100 in Pet Supplies ) 111 in Doors for Dogs |
| Brand Name | SureFlap |
| Closure Type | Flap. |
| Colour | Brown |
| Customer Reviews | 4.5 4.5 out of 5 stars (2,170) |
| Dog Breed Size | Small |
| EU Spare Part Availability Duration | 1 Years |
| Frame Material | Plastic |
| Global Trade Identification Number | 05060180390334 |
| Item Weight | 0.21 Pounds |
| Manufacturer | Sure petcare |
| Manufacturer Part Number | TUN101BR |
| Material Type | Plastic |
| Maximum Compatible Thickness | 50 Centimeters |
| Model Number | TUN101BR |
| Number of Items | 1 |
| Pet Type | Cat |
| Size | S |
| Target Audience | Cats |

## Product Details

- **Brand:** SureFlap
- **Colour:** Brown
- **Material:** Plastic
- **Mattress thickness:** 50 Centimeters
- **Size:** S

## Images

![SureFlap Pet Door Tunnel Extender, Brown - Image 1](https://m.media-amazon.com/images/I/51Ouc2qACQL.jpg)

## Available Options

This product comes in different **Style** options.

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**Shop now:** [https://www.desertcart.tw/products/48050610-sureflap-pet-door-tunnel-extender-brown](https://www.desertcart.tw/products/48050610-sureflap-pet-door-tunnel-extender-brown)

---

*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-09-19*