Multipoint locking systems provide enhanced security by securing a door at multiple points rather than just one. In a 3 point multipoint lock system, the door locks in three places simultaneously—typically at the top, middle, and bottom—using a single key or handle motion. This design distributes force across the frame, creating a tighter seal and greater resistance to forced entry.
Locksmith Guarantee offers professional installation, maintenance, and upgrades of 3 point multipoint locks for homeowners, property managers, and commercial clients. These systems are ideal for doors where added strength, weather sealing, and overall door alignment are priorities.
What Are 3 Point Multipoint Locks?
A 3 point multipoint lock is a locking mechanism that secures a door in three different spots with one central control, usually a key or lever. Unlike a traditional single deadbolt, this system locks the door at the top, middle, and bottom in one motion.
When the handle is lifted or the key is turned, all three locking points engage. The locking components can vary and may include bolts, hooks, or rollers, depending on the manufacturer and design. Once engaged, the door remains firmly secured along its entire edge, offering more strength and less opportunity for prying or twisting the frame.
This lock type is commonly used on:
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Front entry doors
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Patio and French doors
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Double doors
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Tall or heavy doors that need extra reinforcement
Benefits of 3 Point Multipoint Locks
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✔ Increased security – Locks at three locations reduce the chance of forced entry
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✔ Improved door alignment – Keeps the door straight and reduces sagging over time
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✔ Tighter seal – Helps with insulation by compressing the door evenly against the frame
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✔ One-motion operation – All locking points engage together, making it easy to use
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✔ Suitable for various door types – Can be used with wood, fiberglass, metal, or uPVC doors
Residential Applications
Homeowners benefit from 3 point multipoint locks on exterior doors where security and weather sealing are priorities. These locks add protection without compromising style or ease of use.
Common uses include:
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Main entry doors
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Rear patio or garden doors
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French doors leading to balconies or decks
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Side entrances or garage access points
We install systems that match your door’s finish, function, and daily use while offering lasting reliability and peace of mind.
Commercial Applications
For businesses, especially those with larger doors or higher security needs, a multipoint lock system is a smart investment. The added locking points help protect inventory, equipment, and property even when the building is unoccupied.
We install multipoint systems in:
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Storefront entryways
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Glass doors with aluminum frames
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Commercial side or rear doors
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Storage rooms or supply access areas
We also provide integration with commercial-grade handles, key systems, and electronic access devices when needed.
How 3 Point Multipoint Locks Work
The mechanism operates through a central gear or cam system housed in the body of the lock. When the user turns the key or lifts the door handle, the central gear engages the top and bottom rods or bolts in unison with the center latch. This action locks all three points into the frame.
Depending on the model, the locking points may include:
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Straight bolts for straightforward secure engagement
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Hook bolts that resist lifting and spreading
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Roller cams that help with smoother door closure
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Deadbolts combined with latch functions for extra security
The result is a secure, well-sealed door that feels solid and performs reliably under everyday use.
Professional Installation and Support
Installing a 3 point multipoint lock system requires precise alignment, proper door preparation, and an understanding of door structure. Locksmith Guarantee ensures your system is not only installed correctly but also functions smoothly with your door hardware and frame.
We offer:
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Full installation for new or replacement doors
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Retrofitting into existing door setups
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Adjustment and repair of existing multipoint systems
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Consultation to match the right system to your needs
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Maintenance services for smooth performance over time
Why Choose Locksmith Guarantee?
With Locksmith Guarantee, you receive more than just a product. You gain access to a team that understands modern security hardware, respects craftsmanship, and prioritizes long-term safety.
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Knowledgeable in leading brands and lock types
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Skilled installation with attention to fit and finish
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Trusted by homeowners and businesses alike
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Licensed and insured team with years of experience
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Personalized service with honest recommendations
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Support beyond installation for upkeep and peace of mind
Frequently Asked Questions
What is the main advantage of a 3 point multipoint lock?
It provides better door security and sealing by locking the door in three locations at once. This makes it harder to force open and helps keep the door aligned properly.
Can you install a multipoint lock on my existing door?
In most cases, yes. We will assess your current door to determine compatibility and recommend the best solution for a secure and proper fit.
Are 3 point locks suitable for double doors or French doors?
Yes. These locks are commonly used on French doors or other double door setups and can be combined with shoot bolts and astragal systems for added stability.
Do multipoint locks work with smart or keyless entry systems?
Many models can be integrated with electronic locking hardware, smart locks, or access control solutions depending on your setup and preferences.
How do I know if my current lock can be upgraded to a multipoint system?
We offer consultations where we assess your door material, size, and frame to determine if a multipoint upgrade is appropriate and feasible.
