1 Specifications and performance:
2. ProfilesThe profile we used is best VEKA UPVC profiles, which
have better look, better strength, and is more durable. The
problems bad uPVC windows always have are color fading and material
aging, because the profile always add many CaCO3 to reduce cost,
while you can't tell. All our windows use VEKA profile to avoid
this kind of problems. On the other hand, people always think UPVC
window is not so strong as Aluminium windows, but with good VEKA
profiles, our Upvc windows can reach same strength as Alum windows.
Our windows have been test by Intertek, and you can see its
strength and other insulation performance.
Below you can feel the quality from the cutting and welding in the
3. Hardware. You know how important hardware is for a windows, it
influences much to the sealability to the windows. Without good
hardware, even good UPVC profile can't give your windows good sound & thermal insulation.
On the other hand, hardware will bear thousands of operations for many years, it will bear many
damage, so it's very important that hardware can work well after
using several years.
All our hardware use SIEGENIA or ROTO, whose high quality guarantee
windows can work well for many years: