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MIAOTONG

3-Flap Steel Large Dog Door for Exterior Doors with Sliding Lock Panel, Energy-Efficient Insulated Pet Door, Extreme Weather Doggy Door with Telescoping Tunnel, Never Rust（Pets Up to 100 Lb）

3-Flap Steel Large Dog Door for Exterior Doors with Sliding Lock Panel, Energy-Efficient Insulated Pet Door, Extreme Weather Doggy Door with Telescoping Tunnel, Never Rust（Pets Up to 100 Lb）

$185.98 USD
$185.98 USD
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About This

  • 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.
  • 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.

Overview

  • Size : Large
  • Brand : MIAOTONG
  • Color : Pet Door-large
  • Material : 3-Flap(Metal Frame,Aluminum Lock)
  • Mattress Thickness : 2 Inches
  • Gentle Monitoring
  • Effortless Integration
  • Peace-of-Mind Delivery

Designed for Gentle Routines

Aesthetic Meets Intelligent Design

Calm-Tech Powered Wellness

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What Makes Petlytics Different

  • Calm Tech Philosophy

    Technology designed to soothe, not overwhelm.

    Every experience centers on peace, clarity, and emotional comfort.

  • Gentle Data

    Your pet’s information is handled with care —

    private, respectful, and always used to support better wellbeing.

  • Invisible Integration

    Smart devices that blend quietly into your home,

    enhancing daily routines without noise, stress, or distraction.

  • Designed for Emotional Wellness

    Every product is crafted to strengthen the emotional bond

    between you and your pet — promoting calm, trust, and stability.

How It Works...

Connect

“Open the Petlytics app and connect your smart feeder or health tracker in one tap. Your device syncs quietly in the background.”

Understand

“Your pet’s patterns are translated into calm, meaningful insights — eating habits, behavior moments, and wellness trends.”

Care

“Petlytics suggests gentle, personalized routines based on your pet’s needs — portion adjustments, reminders, and daily care tips.”

Live

“Your pet’s routine runs quietly in the background, supporting a calmer, more connected life for both of you.”

Calm Daily Routine Examples