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Our factory is the aluminum sash window manufacturer and supplier in China. We sincerely look forward to becoming your reliable long-term business partner!

we can easily provide top quality solutions, competitive value and best client company. Our destination is "You come here with difficulty and we provide you a smile to take away" for aluminum sash window,Side Pressure Sliding Windows,double hung aluminium windows,large aluminium windows,white aluminum windows, We hope to ascertain far more small business interactions with prospects all over the world.
aluminum sash window, With the goal of "zero defect". To care for the environment, and social returns, care employee social responsibility as own duty. We welcome friends from all over the world to visit and guide us so that we can achieve the win-win goal together.

Hot Products

Transom windows
LEASKY as a professional high quality Transom windows manufacturer, you can rest assured to buy Transom windows from our factory and we will offer you the best after-sale service and timely delivery.
Heaving Sliding Door of depth 130mm
LEASKY Construction is a large-scale Heaving Sliding Door of depth 130mm manufacturer and supplier in China. We have been specialized in Doors and Windows business for 30 years. Continue to promote the implementation of scientific management mode and already completed the IS09001 quality management system, OHSAS18001 occupational safety management system certification.
Double Glass Swing Door
As one of professional manufacturer, LEASKY would like to provide you high quality Double Glass Swing Door. And we will offer you the best after-sale service and timely delivery.
Extremely Narrow Swing Door
As one of professional manufacturer in China, LEASKY would like to provide you Extremely Narrow Swing Door. And we will offer you the best after-sale service and timely delivery.
Heavy Lift Sliding Door
Heavy lift sliding door is a door type that combines heavy-duty push-pull and lifting functions. It is usually used in occasions that require high load-bearing and high sealing performance, such as large door openings, balconies or entrances to commercial buildings. The design of this door allows the door leaf to adjust the pulley set by turning the handle to achieve conventional push-pull or lower the door leaf, forming a highly sealed and solid barrier for waterproof and anti-theft.
Internally Open and Internally Inverted Window
The Internally Open and Internally Inverted Window is a dual-mode, high-performance window system that offers superior flexibility for modern architecture. By simply rotating the handle (90° or 180°), users can switch between inward tilt (ventilation mode) and full inward opening (cleaning mode). Backed by Guohua’s advanced manufacturing, our solution integrates LEASKY’s patented energy-saving technology.

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Thermal insulation is called K value in professional terms for doors and windows. K value is also called heat transfer coefficient, which refers to the amount of heat transferred through 1 square meter of area in 1 hour when the air temperature difference on both sides of the enclosure structure is 1 degree (K, °C) under stable heat transfer conditions.
Why Choose a Micro Ventilation Window for Your Home?
In modern architecture, energy-saving and health concerns are equally important. Many homes are now built with airtight insulation, which is excellent for energy efficiency but can cause poor air circulation. That's why our micro ventilation windows are essential. They help avoid indoor air stagnation, which can lead to health issues.

Our factory is the aluminum sash window manufacturer and supplier in China. We sincerely look forward to becoming your reliable long-term business partner!

Related Products

Hot Products

Transom windows

Heaving Sliding Door of depth 130mm

Double Glass Swing Door

Extremely Narrow Swing Door

Heavy Lift Sliding Door

Internally Open and Internally Inverted Window

New standardized installation nodes for building exterior Windows

Aluminum alloy door: lightweight guardian of modern architecture

If the quality of hardware accessories is not up to standard, even the best doors and windows will become "decorations"!

Aluminum Windows: Sleek, Strong, and Built to Last

When choosing doors and windows, you can never go wrong by looking at these five performance indicators

Why Choose a Micro Ventilation Window for Your Home?

Jean Ascher 2025-06-24 15:49:50

Sandra 2025-06-23 09:54:49

Anna 2025-04-14 22:17:24

Cheryl 2024-12-25 23:19:44

Agnes 2025-03-09 16:16:15

Mike 2025-09-14 19:56:37

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