What is UPVC windows and doors

UPVC Windows and doors are a popular choice with homeowners because they’re durable and virtually maintenance free.

The wipe clean finish of UPVC makes them a practical choice for busy households.

Built from high-impact UPVC constructed to UK building regulations, external UPVC Windows and doors keep the cold out and stop heat escaping.

The unique performance and characteristics of UPVC doors and windows are as follows:
1. Multi-cavity structure of heat-preserving and energy-saving plastic-steel profiles, with good thermal insulation performance and extremely low heat transfer coefficient, only 1,4,5 for steel lining and 1,8 for aluminum, its economic and social benefits are huge of.
2. Air-tight plastic steel doors and windows are fitted with rubber-plastic sealing strips and wool tops at all gaps during installation, so their air-tightness is much higher than aluminum alloy doors and windows.

DER has 20 years' experience for manufacturing aluminum windows and doors and get great reputation in domestic and overseas market, and different series of products of DER could meet the customers' needs and requirements all over the world.
We have two factories in Shanghai, one locates in Qingpu district and another in the Songjiang district. The total area of two factories exceeds 150,000 square meters, and the annual output exceeds 300 million US dollars. It's unnecessary for you worry about the delivery time as we have 12 production lines in our two factories, which the capacity is 50,000 sqm per month, about 13000 sqm per week.

If you are interested in our product, please contact me at the below information:

Jasper Wei

Sales Manager

Shanghai DER Building Material Co.,Ltd.

Office:1500 Long Wu Road, Shanghai 200030, PRC

Cell:+86-13162730265

WhatsApp: +86 13162730265

Mail: jasper@der-building.com

Web: www.der-building.com

Plant Web: www.kedocn.com