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Invisible Mortise Door Lock with Key | Fireproof Metal Pipe Lock

Invisible Mortise Door Lock with Key | Fireproof Metal Pipe Lock

Regular price $30.91 USD
Regular price $42.99 USD Sale price $30.91 USD
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Invisible Mortise Door Lock with Key – Heavy-Duty Fireproof Metal Pipe Well Lock

Upgrade your home, hotel, or facility security with this Invisible Mortise Door Lock. Designed as a concealed insert (mortise) lock for fire doors, escape aisles, and double-fan doors, this hardware delivers robust protection without compromising aesthetics. The iron body keeps it sturdy and long-lasting, while the compact design makes it a seamless fit into any door frame.

Why Choose This Invisible Door Lock?

  • Invisible / Concealed Design: Sits flush within the door for a clean, unobtrusive appearance — ideal for fire doors, escape corridors, and aisle entryways.
  • Heavy-Duty Iron Construction: Made from durable metal (iron), built to withstand repeated daily use in hotels, homes, offices, and factories.
  • Fireproof Door Compatible: Engineered specifically for use with double-fan fire doors and fire-rated door assemblies.
  • Keyed Security: Comes complete with a key for added access control, making it a reliable safeguard for personal security and property protection.
  • Easy Installation: All installation hardware included — simply follow the instructions and secure your door in minutes.
  • Versatile Application: Suitable for hotels, residential homes, factories, offices, and manager rooms.
  • Cost-Effective Upgrade: A practical, affordable substitute for traditional door locks that doesn't sacrifice quality.

Product Specifications

Material Iron (Metal)
Lock Type Insert / Mortise Lock
Handle Direction Left Pull
Size 9.00 × 5.00 × 3.00 cm
Application Hotel, Home, Factory, Office, Fire Door, Escape Aisle
Country of Origin Made in Mainland China

What's in the Box

  • 1 × Tube Well (Pipe) Lock Body
  • 1 × Round Iron Plate
  • 1 × Square Iron Plate
  • 6 × Mounting Screws
  • 1 × Key

Important Notes

  • Due to monitor and lighting variations, the actual color of the item may differ slightly from images shown.
  • Please allow a ±1–2 cm size tolerance due to manual measurement.

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Learn More About Door Hardware & Home Security

For guidance on residential door security standards and hardware safety, visit the U.S. Consumer Product Safety Commission (CPSC) for consumer safety information.

Frequently Asked Questions

Q: What type of doors is this invisible mortise lock compatible with?

A: This invisible mortise door lock is designed primarily for double-fan fire doors, escape aisle doors, and standard interior doors in hotels, homes, offices, and factories. Its compact insert (mortise) design makes it suitable for most standard door thicknesses.

Q: Does this door lock come with all the hardware needed for installation?

A: Yes! The package includes the tube well lock body, one round iron plate, one square iron plate, six mounting screws, and one key — everything you need for a complete installation right out of the box.

Q: Is this lock keyed, and how secure is it?

A: Yes, the lock comes with a key for secure, controlled access. The heavy-duty iron construction and concealed mortise design make it a reliable security solution for both residential and commercial applications.

Q: What is the size of this mortise door lock?

A: The lock measures approximately 9.00 × 5.00 × 3.00 cm. Please allow a ±1–2 cm tolerance due to manual measurement methods.

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