DER Building has a unique, personalized, systematic and refined "18 workers" system in the industry.
Shanghai DER Building aluminum doors and windows inherit the graceful lines of German architecture and Gothic architectural style, and have established a unique style image belonging to Building in the industry.
Shanghai DER Building will continue to forge ahead and relentlessly pursue the concept of artistic door and window to every customer. Let the aluminum alloy door and window of the company become the guardian of your high-grade life, is the eternal pursuit of the company!
Shanghai DER Building aluminum doors and windows inherit the graceful lines of German architecture and Gothic architectural style, and have established a unique style image belonging to Building in the industry, becoming a new type of sun room, broken bridge aluminum alloy window and door manufacturing, etc. A series of large-scale door and window benchmarking enterprises related to design, manufacture and installation.
Shanghai DER Building will continue to forge ahead and relentlessly pursue the concept of artistic door and window to every customer. Let the aluminum alloy door and window of the company become the guardian of your high-grade life, is the eternal pursuit of the company!
Experience a seamless transition between indoor and outdoor spaces with uPVC doors that maximize natural light and views. Their slim profiles and expansive glass panels invite sunlight to flood interiors, creating a sense of spaciousness and connection with the outdoors. uPVC doors blur the boundaries between the two environments, allowing you to enjoy the beauty of nature from the comfort of your interior spaces.
Prioritize security with uPVC doors that provide a robust defense for your property. Featuring multi-point locking systems, reinforced frames, and high-quality hardware, these doors are designed to offer enhanced protection against unauthorized access. The inherent strength of uPVC material adds an extra layer of security, ensuring that your home or establishment remains safe and secure. With uPVC doors, you can enjoy peace of mind knowing your space is well-guarded.
Choose uPVC doors for their low-maintenance attributes, offering a hassle-free option for busy households and commercial spaces. Resistant to rot, corrosion, and insect damage, these doors require minimal upkeep to retain their pristine appearance. Unlike materials demanding frequent painting or staining, uPVC doors maintain their vibrant color and texture, saving you time and effort while ensuring long-lasting visual appeal.
Experience superior energy efficiency with uPVC doors that excel in insulation. Their multi-chambered design, coupled with advanced weather seals, creates an effective thermal barrier, minimizing heat transfer and optimizing indoor temperature control. This feature not only enhances comfort but also leads to reduced energy consumption and lower utility bills. uPVC doors effectively prevent drafts, noise infiltration, and temperature fluctuations, promoting a serene and energy-efficient living environment.
Anti-corrosion, acid, alkali, salt, etc., no corrosion, mildew, and no insects in damp, salt spray, acid rain. The shape and size are stable, not loose or deformed. Excellent air tightness and water tightness.
The fixing piece should be installed carefully, the plastic door and window and the hole should be fixed correctly, the filling material between the plastic door and window and the wall should be cautious, and the plastic door and window mask should be peeled off at a suitable time.
It is composed of amorphous thermoplastic resin made by polymerization of vinyl chloride monomer and certain additives (such as stabilizers, lubricants, fillers, etc.)