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What is a concealed hinge ?

The hidden door hinge is inside the door and cannot be seen or reached from the outside, so it is relatively easy to be damaged by violence. Aesthetically better than the open hinge, the D&D concealed hinge allows the security door to open 180 degrees.

Hidden door hinges

Maximum Opening Angle 180 Degree Security Concealed Door Hinge Types Maximum Opening Angle 180 Degree Security Concealed Door Hinge Types
Steel Material 2D (Two Dimension) Adjustable Front Door Hidden Hinges Steel Material 2D (Two Dimension) Adjustable Front Door Hidden Hinges
EN1935 Different Color 3D Adjustable Heavy Duty Invisible Door Hinges EN1935 Different Color 3D Adjustable Heavy Duty Fire Invisible Door Hinges
EN1634 Fire Rated 3D Adjusting Hidden Door Hinge Manufacturer EN1634 Fire Rated 3D Adjusting EN1935 Hidden Door Hinge Manufacturer
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What is the 3D Concealed Hinge certified for?

D&D 3D Concealed Hinges are certified to stringent durability and longevity safety standards:

EN1935 - tested to 200,000 cycles (the highest durability standard for hinges, ensuring decades of wobble-free operation).

EN1634 fire rating - withstands 132 minutes of fire (vital barrier protection for commercial and residential spaces).

3D Adjustability - Precise design for height, depth and lateral alignment without tools.

What are concealed hinges used for？

Concealed door hinges, also known as hidden door hinges, can be made of stainless steel or zinc alloy. Concealed door hinges open a full 180° and are single action hinges. Available in a range of sizes to suit small cabinet doors to full size swinging doors. Capacity up to 50kg/hinge. 3 piece /door as standard. Suitable for interior and exterior door applications.
European Zinc Alloy 3D Adjustable Hidden Door Hinge

EN1935 European Zinc Alloy 3D Adjustable Hidden Door Hinge

 
Satin Stainless Steel Hidden Door Hinge for Wooden Door Satin Stainless Steel Hidden Door Hinge for Wooden Door
EN1634 Fire Proof Concealed Door Hinges for Commercial Hotel EN1634 Fire Proof Concealed Door Hinges for Commercial Hotel
 
130 Degree SUS304 Adjustable Invisible Hinge for Conceal Door 130 Degree SUS304 Adjustable Invisible Hinge for Conceal Door
Fire Rated EN1935 Modern Invisible Hinges for Exterior Door Fire Rated EN1935 Modern Invisible Hinges for Exterior Door
 
SS304 Vertical Adjustment Heavy Duty External Door Concealed Hinge SS304 Vertical Adjustment Heavy Duty External Door Concealed Hinge
Aluminum Adjustable Concealed Hinge for Smoking Door Aluminum Adjustable Concealed Hinge for Smoking Door
 
160~180 Degree 2D Heavy Duty Steel Hidden Door Hinges 160~180 Degree 2D Heavy Duty Steel Hidden Door Hinges
 

What size concealed hinge do i need？

After the door panel is installed with hinges, there is a need for adjustment in the upper and lower, left and right, and inside and outside the three dimensions to ensure that the gap is uniform, the switch is smooth and the function is complete and available.
Concealed Door Hinge 180 Degree Invisible Hinge for Door Concealed Door Hinge 180 Degree Invisible Hinge for Door
 
3D Adjusting Heavy Duty Door Concealed Hinges Types 3D Adjusting Heavy Duty Door Concealed Hinges Types
Modern Good Quality Exterior Concealed Door Hinges Modern Good Quality Exterior Concealed Door Hinges
 
Zinc Alloy Adjustable Hidden Door Hardware Hinge Zinc Alloy Adjustable Hidden Door Hardware Hinge

External & Internal Concealed Door Hinges Project

D&D concealed door hinges suitable for Residential Building, Office Building,Education, Healthcare, Hotel, Government applications.We can supply international branded quality at factory cost with mechanical guarantee and after sales service.
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D&D Hardware has established long business relations with customers from America, Europe, Middle East and Asia, Selling our items are proved to be profitable,collection approve by consultants,international branded quality with certifications from Intertek/UL.
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CE, UL, ANSI/BHMA Certified Hardware for Metal Doors, Fire Rated Doors, Wooden Doors etc. We have Rich Experience working with Famous Brands, Door Factories, Proiect Contractor, etc.

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