Call on Mon-Sun,9:00am-6:00pm Bejing Time

WhatsApp : +86 13509967887

Casement Door

DEEZON™ casement doors open outward to maximize interior space while inviting in abundant natural light and fresh air. Engineered for exceptional weather resistance and enhanced thermal insulation, they not only protect against harsh conditions but also improve energy efficiency for lasting comfort and savings.

DE189 Three-Track Sliding Doors | Slide Open Fully to Host Unforgettable Gatherings from Kitchen to Patio | Stainless Steel Track

The wall occupied by the frame: 192mm
The thickness of the glass sash: 52mm
The wall thickness of the profile: 2.0mm
Glass configuration: 5mm+20A+5mm
Hardware system: Full set of BOGO hardware

DE189 Three-Track Sliding Doors | Slide Open Fully to Host Unforgettable Gatherings from Kitchen to Patio | Stainless Steel Track

View More Product Details

The DEEZON DE189 three-track sliding door is designed for homes that love to entertain. With three parallel tracks, it opens up to two-thirds of the wall—creating a massive, unobstructed passage that seamlessly connects your indoor space with the patio, deck, or garden. Perfect for hosting summer barbecues or enjoying peaceful mornings with fresh air and sunshine.

Engineered with a robust 192mm frame depth and 2.0mm wall thickness, this door delivers superior thermal and acoustic insulation with 5mm+20A+5mm double glazing. The precision-engineered stainless steel track ensures smooth, effortless gliding even with heavy sash weights, while the BOGO full set hardware provides reliable, long-lasting performance.

A multi-point locking system enhances security, and the minimalist profile maximizes panoramic views. Whether spanning a great room or a master suite, the DE189 transforms your home into the ultimate entertaining space.

Performance Parameters

k<4

Thermal insulation performance W/(㎡-k)

RW+Ctr>20

Sound insulation performance (db)

300Pa

Water tightness performance (Pa)

N5/P5 Airtightness

Airtightness performance

WP800/2500

Wind pressure resistance performance

Actual case studies

See our windows installed in real projects.

Our reputation

What DEEZON Customers Say ?

We installed DE189 three-track sliding doors for our California home’s great room, and they’re absolutely stunning. The three-track design opens up our entire back wall—we can literally walk straight through to the patio without squeezing through a narrow opening. Perfect for our summer parties when guests flow in and out. The stainless steel track glides so smoothly, and the insulation keeps our home comfortable year-round. Best decision we made for our renovation.
David Chen
Los Angeles, California

Design Your Doors

Explore our customization options to create the perfect match for your home.

Whether you seek greater privacy, a personalized color accent, or enhanced exterior appeal, DEEZON offers the ideal double-hung window solution. Discover our design configurations and build your own fully customized windows tailored to your vision.

Got a Project in Mind?

We'd Love to Bring Your Restaurant, Bar or Residential Folding Window Project to Life!

How to order?

Procurement Process

Project Consultation

Share your requirements, drawings, or ideas with our team.

Custom Proposal & Quotation

Receive tailored designs and a transparent price breakdown.

Order Confirmation & Scheduling

Approve the proposal and agree on the production timeline.

Production & Progress Updates

Stay informed with regular updates directly from our factory.

Quality Check & Secure Packing

Each product undergoes strict inspection before safe packaging.

Shipping & Logistics Coordination

We handle documentation and arrange reliable global delivery.

Installation Support

Get detailed guidance or professional on-site assistance.

After-Sales Care

Continuous support, maintenance, and warranty services.

Want anything else?

You may also like

CONTACT US

DEEZON team is here to support you.

Feel free to reach out—we welcome your questions and will respond as promptly as possible.

FREE CONSULTATION

Scroll to Top

Request A Free Quote

Complete the form below, and our team will help you find the perfect solution for your project.

You can also reach us via email or WhatsApp.

Leave A Message