QDC‑80 Concealed Door Closer — Sleek, Strong &
Seamless from Quba
Discover the sophistication of the Quba QDC‑80 Concealed Door Closer, a premium
solution from Quba—India’s trusted brand with over 15 years of excellence in
architectural hardware. Designed for those who want flawless door control without
compromising aesthetics, this Concealed Door Closer fits neatly within the door frame,
delivering smooth, silent operation while maintaining a minimalist, clutter-free look.
Why Choose the QDC‑80 Concealed Door Closer?
1. Invisible Integration
The QDC‑80 is engineered to be fully hidden when installed, preserving the
clean aesthetics of any modern or traditional door.
2. Hydraulic Dual-Speed Control
Featuring a fully hydraulic, two-speed adjustment system, it offers independent
control over door closing and latching speeds for a consistent, gentle operation
every time.
3. Heavy-Duty Capacity
Supports doors up to 80 kg in weight and a maximum width of 1100 mm,
making it ideal for both residential and light commercial applications.
4. Universal Handing
Suitable for both right-handed and left-handed doors, offering flexibility and
ease of installation.
Premium Materials & Build
● Quality Aluminum Construction
The closer body is crafted from corrosion-resistant aluminum with a sleek
powder-coated silver finish, ensuring strength, durability, and stylish integration
into any décor.
● Precision Hydraulic System
Designed to deliver consistent, silent door operation over time, ensuring
longevity and reliability.
Key Applications
● Premium Residential Homes
Ideal for entry doors, home offices, or interior entrances needing elegant closure
without visible hardware.
● Commercial & Hospitality Spaces
Perfect for boutique hotels, offices, and luxury venues seeking discreet,
high-performance door solutions.
● Architectural Projects
Preferred by architects who value clean lines and hidden hardware in
design-sensitive interiors.
Benefits of Hidden Door Control
● Aesthetic Appeal
The Concealed Door Closer preserves the beauty of your doors—no visible
arms or bulky mechanisms.
● Quiet & Controlled Operation
Hydraulic adjustment ensures smooth, quiet closings, removing the jarring
“slam” effect and enhancing comfort.
● Enhanced Safety
Prevents damage, improves energy efficiency, and supports fire-safety
standards by ensuring doors close securely.
● Durable & Maintenance-Friendly
Built to withstand heavy use in high-traffic environments with minimal upkeep.
Complete Specifications at a Glance
Feature Specification
Product Type Concealed Door Closer (Hydraulic,Dual-Speed)
Max Door Weight 80 kg
Max Door Width 1100 mm
Handedness Right & Left Compatible
Material Aluminum Body, Powder-Coated Silver Finish
Dimensions 5.5″ × 7″ × 2.5″
Weight ~1.3 kg
Ideal For Residential & Light Commercial Doors
For those seeking a high-quality Concealed Door Closer that blends design with
functionality, the QDC‑80 from Quba is a top choice. Combining hydraulic control,
elegant build, and discreet installation, this closer delivers silent, secure, and stylish
door management. Trust Quba’s legacy of excellence to elevate your space—choose
the QDC‑80 for doors that close perfectly, every time.