American Style Double or Single Hung Sash Aluminum Window Vertical up Down Sliding Windows

Product Description

Luvindow Windows Profile Showcase
Luvindow AL Series Hung Windows
LUVINDOW AL+ Singles / Double Hung Windows
Thermal Break Aluminum Singles / Double Hung Windows Specifications
1) Aluminum Profile Top Quality Thermal Break Aluminum Profiles with Powder Coating Finishing.
2) Color Options Powder Coating RAL Colors Available: Black, White, Silver, Brown, and Grey.
3) Glazing System Fully Tempered Safety Double Glazing (5mm + 12Ar + 5mm), Advanced Low-E Coating, Argon Gas Filled.
4) Hardware & Accessories High-End German Brand and Top Quality South-Korea Brand Hardware and Accessories.
5) Insect Protection Integrated Mosquito Screen.
Hung Window Structural Design
Hung Window Profile Details
Advantage What Makes Luvindow Products One of the Best Choices for Buildings?

It’s an honor for us that you choose our products. We are the only "Alibaba Elite" merchant in the window and door industry on this platform, which objectively shows that our product quality and factory strength is recognized by Alibaba. We are also the most professional company exporting windows and doors from China to the United States.

Elite Merchant Quality Testing
Factory Facility & Engineering
Export Standards & Compliance
Quality Assurance Durability Guaranteed Up to 25 Years Warranty

In our opinion, quality means never having to compromise. Our research and development team ensures that you achieve unrivaled thermal insulation, high performance, and top-quality hardware backed by a 10-YEAR WARRANTY. The specialized TPS glazing technology guarantees no air leakage and prevents fogging issues for a 25-YEAR WARRANTY.

TPS Glazing Technology
Thermal Insulation Structure
Hardware Durability Test
Product Quality Verification
Application What Projects Can We Take?
Tested in accordance with: NFRC / AAMA / WDMA / CSA101 / I.S.2 / A440-11 (NAFS 2011 - North American fenestration standard / specifications for windows, doors, and skylights).
✓ High-end Villa
✓ Private Homes
✓ Apartments / Condos
✓ Multi-family
✓ Row Houses
✓ Schools
✓ Churches
✓ Offices
✓ Hotels
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Factory Assembly Line
Quality Standard Assurance
Brand Distinction Certificate
FAQ Frequently Asked Questions
Q1 What is the relationship between Luvindow and Doorwin Windows Inc.?
Since its inception in 2007, Doorwin Windows Inc. has been a trailblazer in the window and door industry, renowned for innovative design and exquisite craftsmanship. As the flagship brand of Doorwin Windows Inc., Luvindow upholds this legacy of craftsmanship while pushing the boundaries of design innovation.
Q2 What is Luvindow’s brand positioning?
“Global leaders in innovative slim profile windows and doors.” With over 100,000 successful projects globally, Luvindow blends cutting-edge technology with time-tested quality standards, primarily serving markets across North America, Oceania, and Europe.
Q3 What are the core advantages of Luvindow products?
● Framing Innovation - Certified and Beyond We exceed standard certifications with innovative products that consistently establish new benchmarks.
● Framing Experience - Standards Raised Way High Our upgraded Service 3.0 delivers professional solutions that go above and beyond expectations.
● Framing Solution - Created Just for You Fully tailor-made fenestration engineering designed specifically for your architectural requirements.
Q4 What testing standards and certifications do these hung windows meet?
Our products are strictly tested in accordance with North American building standards, including NFRC, AAMA, WDMA, and CSA101/I.S.2/A440-11 (NAFS 2011 standard specifications for windows, doors, and skylights).
Q5 What warranty is provided for Luvindow single and double hung windows?
We provide a comprehensive 10-year warranty covering thermal insulation performance and high-grade hardware, along with an extensive 25-year warranty on the TPS glazing unit preventing air leakage and seal fogging issues.
Q6 What color and glass configurations are available?
Windows feature top-quality powder-coated thermal break aluminum frames available in RAL colors, including Black, White, Silver, Brown, and Grey. Standard glazing is fully tempered safety double glazing (5mm+12Ar+5mm) with advanced Low-E coating and Argon gas filling.
Luvindow Windows and Doors Brand Summary

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