Vinyl Casement Windows | Steel-Reinforced uPVC | LUYISI

Overview of vinyl windows

Overview of vinyl windows

Since we were founded in 2002, LUYISI Doors & Windows has been a dedicated leader in the system doors and windows industry for over two decades. As an experienced factory, we focus on the research, development, manufacturing and sales of high-quality system doors and windows. With an annual output of over one million square meters and the support of partners worldwide, we ensure that customers can enjoy a high-quality and worry-free experience from placing an order to receiving after-sales service. Our professional design, producing and sales teams are dedicated to providing enthusiastic and considerate services, and adhere to the highest integrity standards, offering customers comprehensive one-stop solutions.
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Advantages of vinyl windows

We strictly control quality during inspection and shipment. Products undergo multiple checks before shipping to meet customer and international standards.

Excellent Certifications

National certifications: Nfrc and Csa, Energy star

Large-scale Factories

Equipped with large-scale production equipment, offering fast production speeds

Annual Exports 1,000,000 m²

Luyisi exports 1 million square meters annually, showcasing our production strength.

Factory Area 20,000 ㎡

With over 20,000 square meters, Luyisi efficiently handles high-volume production.

vinyl windows

Vinyl windows are high-performance, cost-effective window systems constructed from premium stabilized PVC vinyl frames, a mainstream choice for residential new builds and remodeling worldwide. The frames feature multi-chamber hollow structures that naturally slow heat conduction, delivering excellent thermal insulation to cut heating and cooling costs year-round.

Matched with double glazed insulated tempered glass and flexible rubber sealing gaskets, vinyl windows achieve outstanding airtightness, watertightness and noise suppression. They come in multiple operating styles including casement, sliding, awning and egress types, fitted with sturdy stainless steel hardware for smooth, long-lasting operation and secure locking.

A key advantage of vinyl material is its exceptional durability and low maintenance: it will never rust, rot, warp, or be damaged by termites. UV-resistant surface treatment prevents fading, discoloration and cracking under prolonged sunlight exposure. No sanding, painting or sealing maintenance is needed—only simple wiping to remove dust and stains. Custom finishes include classic solid white, cream, and realistic wood grain foil wraps, plus optional Georgian muntin grids, built-in fly screens and bespoke dimensions to fit various home architectural styles. Lightweight, stable and budget-friendly, vinyl windows offer reliable all-weather performance with an extended service life for apartments, townhouses and family villas.

Frequently Asked Questions (FAQ)

Q:Production Process

A:Material Storage Film Stickers Cutting Materials Splicing Boxes Profiles with Adhesive Injection Debugging Glass Fan Glue Finished Product Packaging Finished Product Storage Loading and Shipping
A:500000+ Cases Win the trust of users worldwide Saving Money The more you order, the greater discount 100% Customization All requirements can be met Verified Certified by international standards Saving Time No need to look for suppliers everywhere
A: Yes,our factory covers an area of 70000m² and has 600+ employees
A: The price is based on buyer's specific requirement,so please provide below information to help us quote to you. (1)Project drawings or product schedule (2) Frame Color: Type of glass an thickness(Single or double or laminated or others) and color(Clear,tintedreflective,Low-E or others,with Argon or without)
A: We offer installation video guidance or send engineers to provide on-site guidance

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