qilinK5Nxitongduanqiaoneikaichuang

Inward Opening Casement Windows

DERCHI's K5N inward open casement window combines superior soundproof technology with easy maintenance. This soundproof window excels in urban settings but suits any space. Experience our inward casement window solutions today.

Home Products Aluminium Windows Casement Window K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window
K5N-Inward Open Soundproof Casement Window

The DERCHI K5N-Inward Open Soundproof Casement Window delivers exceptional noise reduction performance. The sleek inward casement window design complements any modern home. The secure multi-point locking system ensures easy operation. Superior soundproof casement window technology provides excellent acoustic insulation. The DERCHI K5N is the perfect inward open casement window for peaceful living.

100% waterproof and Anti-theft

CE /NFRC Standard Certification

US/ AU IGCC Standard Glass Certification

100% thermal insulation/windproof/ soundproof

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Successful Project Cases

View 200,000+ soundproof window installations worldwide. From residential buildings to commercial projects, see how our products create comfortable spaces.

New York Apartment Project, USA
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New York Apartment Project, USA

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Why Do German Schüco Customers Choose DERCHI?

DERCHI DOORS AND WINDOWS has reached its peak moment. A British builder who has been a long-term partner of German Schüco Doors and Windows has suddenly chosen us and is about to reach cooperation with DERCHI on more than a dozen villa projects. They all exclaimed that our aluminum doors and windows

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DERCHI Doors And Windows Appeared at The 137th Canton Fair: Empowering The New Global Home Ecology with
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DERCHI Doors And Windows Appeared at The 137th Canton Fair: Empowering The New Global Home Ecology with "Made in China"

The 137th China Import and Export Fair (Canton Fair) was themed "Serving High-quality Development and Promoting High-level Opening Up" and attracted global attention again in April 2025. The second phase of this exhibition focused on "Quality Home", covering building materials, furniture, smart home

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Villa Project in Las Vegas, USA
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Villa Project in Las Vegas, USA

This is a villa project of Guangdong Dejiyoupin Doors and Windows (Derchi) in Las Vegas, USA. The main products used are aluminum entry doors, aluminum slide doors, and aluminum glass fixed windows.

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DERCHI DOORS AND WINDOWS Philippines WORLDBEX 2025
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DERCHI DOORS AND WINDOWS Philippines WORLDBEX 2025

Why is GUANGDONG DEJI YOUPIN DOORS AND WINDOWS (DERCHI) selling so well in the Philippines?

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USA Los Angeles 4242 Villa Aluminum Windows And Doors Project
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USA Los Angeles 4242 Villa Aluminum Windows And Doors Project

Local Dealers and Popular Brands in Los AngelesDejiyoupin(Derchi) Windows and Doors in Los Angeles offers a wide selection of premium brands and emphasizes professional installation, energy efficiency, and soundproofing. Customer testimonials highlight their reliability and quality serviceDejiyoupin

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Residential Door And Window Project in Los Angeles, USA
Case

Residential Door And Window Project in Los Angeles, USA

This is the project acceptance status of our DERCHI DOORS AND WINDOWS when we visited our customers in Los Angeles before going to the IBS exhibition in the United States in February 2025.

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DERCHI LAS VEGAS CONVENTION CENTER INTERNATIONAL BUILDERS' SHOW
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DERCHI LAS VEGAS CONVENTION CENTER INTERNATIONAL BUILDERS' SHOW

Introduction to the 2025 IBS Exhibition in the United StatesIBS (International Builders' Show) is one of the world's largest and most influential exhibitions in the construction and building materials industry. It is hosted by the National Association of Home Builders (NAHB) and focuses on the displ

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Aluminium Windows and Doors Whole House Customisation Project, USA
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Aluminium Windows and Doors Whole House Customisation Project, USA

This is a project for DERCHI Windows and Doors in a villa in USA. Enough to shock builders all over the world.As China aluminum windows and doors manufacturer, DERCHI has always been a leader in the industry. Maybe their prices are not the cheapest, but their quality and technology are leading the w

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Villa Whole House Doors And Windows Custom USA Atlanta
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Villa Whole House Doors And Windows Custom USA Atlanta

: Atlanta, USAProject type: villa whole house doors and windows customProject application products: Casement windows, Swing doors, bi-fold door

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Complementary Window Systems

Complete window collection for various applications. Find matching products and accessories that complement your soundproof casement window selection.

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We can custom made to any project unique window and door designs with our professional and experienced sales & technical team.
   WhatsApp / Tel: +86 15878811461
   Email: windowsdoors@dejiyp.com
    Address: Lekang Road, Leping Town, SanshuiDistrict, Foshan City, Guangdong Province, China.
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