Founded 1986 · Approved aluminium window supplier to the HK Housing Authority · Founding member and chairman of the HK Aluminium Windows and Doors Association
繁 / EN
升威
LE-RELAX
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CASEMENT WINDOWS · 9 SERIES · 38 TO 110
Casement and Housing Authority windows
From 38 and 50 Housing Authority windows to 40 to 110 series casement windows, all fitted with stainless steel friction stays made by LE-RELAX, built for Hong Kong's high-rise wind and rain.
- Approved Housing Authority supplier
- Tested to BS 6375
- PCCS-AW certified
- Our own stainless steel friction stays
Range
Windows & doors catalogue (PDF) ↓
Casement and Housing Authority window range
Why choose LE-RELAX casement windows
01
Trusted by the Housing Authority
LE-RELAX is an approved aluminium window supplier to the Housing Authority; our Housing Authority windows are made to BS 6375-1 and BS 6375-2.
02
Our own friction stays
Friction stays are made in our own factory and PCCS-FH certified, for a firmer fit with the frame.
03
Wind- and weather-tight
Designed to the Housing Authority's typhoon test requirements, for high-rise and waterfront flats.
04
Your choice of glass
Eleven types of glass processed by LE-RELAX, including toughened, laminated, insulated and LOW-E.
With glass processed by LE-RELAX
All glass is processed in our Zhongshan factory. Choose for heat, sound or safety.
Certification
See all certifications →
Certification
PCCS-AW
Hong Kong aluminium window product conformity certification
BS 6375-1:2009 · BS 6375-2:2009
Housing Authority windows
BS 6375-1:1989 · BS 5368-1:1976
Aluminium windows
PCCS-FH
Window hinges (friction stays)
FAQs
FAQs
Can it be made to measure?
Yes. Every LE-RELAX order in Hong Kong is made to your site measurements in our Zhongshan factory, then shipped to Hong Kong for installation.
What's the fastest way to get a quote?
Take photos of the site and WhatsApp them to your nearest store with the rough width and height, and we'll reply as soon as we can. You're also welcome to visit any of our three stores.
Is supply reliable?
Containers arrive in Hong Kong from our Zhongshan factory every day, so restocking and order delivery are reliable.
Hong Kong stores