Consumers love to “bargain” when shopping—this is perfectly normal consumer psychology.

Therefore, window and door manufacturers believe that many people tend to overfocus on the sheer number of options available and place excessive emphasis on price. Yet, most people don't fully understand the materials, manufacturing processes, brands, and reputations behind windows and doors. If they don't know how to assess the quality of windows and doors, they're often easily lured by low prices. Later on, during the course of use, these windows and doors frequently develop problems, causing great inconvenience in daily life—and sometimes even leading to safety incidents that endanger both life and property. It's only then that people start to deeply regret their decision and truly grasp what it means to “get something that’s both cheap and good.”

Let the window and door manufacturer tell you about the main types of affordable windows and doors.

Defective items sold as normal goods have various minor or invisible flaws.

The inventory of discontinued products is excessive, the designs are unreasonable, the products themselves don’t sell well, and the designs are seriously outdated.

Small workshops often produce goods in unregulated, makeshift facilities, and their quality is not guaranteed.

Not subjected to counterfeit doors and windows, rough craftsmanship, or quality inspection tests.

Factory closures, inventory warehouse reorganization, and complete lack of after-sales support, among other issues.

Many customers place orders simply because of the “low price,” and end up buying windows and doors that are “good value.” But the result is often this:

Various quality problems began to emerge one or two months later.

Bubbles, glue separation, misalignment of accessories, looseness, and detachment occur.

The soundproofing isn't very good; when the wind picks up, you'll hear a splash.

There’s a significant difference in water density—leaks occur on sunny days and also on rainy days.

Management issues—glass is fragile;

Why are low-quality doors and windows much cheaper than the normal market price, according to door and window manufacturers?

Production quality is incomplete.

Low-quality doors and windows are essentially produced in workshop-style facilities—so-called “workshop-style” manufacturing. Most of these unlicensed, unsafe, and counterfeit production plants purchase cheap, substandard components and assemble them using a large number of workers in makeshift workshops. They then sell their products through low-end distribution channels. Such operations lack dedicated production lines, have no factory-quality control, and undergo no quality inspections, posing significant safety risks.

The window and door manufacturer believes the design structure is unreasonable.

An unreasonable design structure is a common characteristic of counterfeit products. Since small workshops lack dedicated R&D teams to carefully design and guide their work, they simply copy and imitate the products of established brands. The appearance may be similar, but the manufacturing processes are entirely on different levels.

The steel wall thickness does not meet the standard.

According to national standards, the basic wall thickness of ordinary aluminum doors and windows should be between 1.2 and 1.4 millimeters, while the wall thickness of broken-aluminum windows should be no less than 1.4 millimeters. Since steel thickness varies, as do equipment and manufacturing processes, prices can differ significantly. Moreover, brand-name manufacturers often encounter recycled aluminum—used in small-window workshops—which is several times cheaper than primary aluminum. However, over time, recycled aluminum tends to suffer from various issues such as deformation, rusting, and fading. Meanwhile, a ton of ordinary single-layer PVC typically costs only a few thousand yuan, whereas a ton of branded single-layer PA66 can cost as much as 20,000 yuan, and their performance levels are vastly different as well.

Hardware accessories are non-compliant.

Aluminum, glass, fittings, and frames—all are substandard, making it dangerous to use windows and doors of this type. Poor-quality glass sealant.

Some types of silicone sealant can be corrosive to the human body and easily trigger allergic reactions such as dermatitis.

No warranty after-sales

Most of these products are manufactured by bypass-style black-market workshops that lack after-sales service systems and distribution networks. Their agents are unstable, and when quality issues arise, it becomes nearly impossible to locate a distributor. The products often feature low or substandard manufacturing specifications and are typically counterfeit brands that don’t care about the negative reputation their sales might bring. Since the cost of materials used in these products is extremely low, manufacturers can make a profit on every single unit sold. As a result, these products have very low retail prices—but they suffer from poor durability, low safety standards, and high wastage.

The window and door manufacturer explains why you shouldn't buy low-quality windows and doors.

Low-quality doors and windows are the primary culprit behind door and window accidents.

Although door and window surfaces may appear similar, low-cost doors and windows have bright exteriors but rough interiors. Many of these products—such as hardware, frames, materials, and manufacturing quality—fail to meet standards in terms of closure or testing, making them prone to common quality issues in daily life, including cracked glass, roof leaks, and water seepage.

Doors and windows from reputable companies undergo rigorous quality inspections. The materials used are of high quality; substandard doors and windows are never inspected. Some companies even choose inferior materials or, worse still, purchase scrap aluminum from the secondhand market and modify it themselves. If consumers buy doors and windows that haven't been properly inspected, lightweight ones may have poor performance and leak air or water. Heavier doors and windows, on the other hand, could crack, fall off, or even cause injury.

Therefore, window and door manufacturers believe that the combination of intrinsic and extrinsic value isn't about being cheap—it's about the true value of windows and doors.

Email: nb8593@163.com
Phone: 8675785109066
Company Name: Foshan Xianghe Ruisheng Metal Products Co., Ltd.
Company Address: Heshun Baigang Industrial Zone, Lishui Town, Nanhai District, Foshan City