Product FAQ


1.What colors are available for the handles?

The main four colors are silver, bronze, black, white, specific styles and colors can consult our sales or technical staff before purchase.

2.What is the opening angle of casement windows?

The specific need to clarify the use of hinges or friction chain, not installed in the case of limiting wind brace, hinges are generally 180 degrees, friction chain is generally about 86 degrees.

3. How to distinguish between the European standard C grooves and the K grooves?

The European standard C groove is the frame corresponding to the size of 14-18mm, “K groove corresponding to the size of 23-27mm, the relative width: frame surface to the bottom of the size of the standard 5mm.

4.Sliding door sash can not be pushed (there are jams), how to solve?

Check whether there are some objects in the roller track, timely cleaning objects; check whether theroller interferes with the rail profile, such as interference, can be adjusted according to the actual situation.

5.What are the relevant dimensional requirements of casement door and sash?

The maximum width of the fcasement door and sash should not exceed 1000mm, and the maximum height should not exceed 2400mm.


1.What are the benefits of using aluminum doors and windows?

Aluminum doors and windows are durable, lightweight, and low maintenance. They are also energy efficient, providing superior insulation and helping to keep your energy costs down.

2.What type of maintenance do aluminum doors and windows require?

Aluminum doors and windows require minimal maintenance. The frames should be cleaned occasionally with a soft cloth and non-abrasive cleaner.

3. Are aluminum doors and windows available in different colors?

Yes, aluminum doors and windows come in a variety of colors and finishes.

4.Are aluminum doors and windows secure?

Yes, aluminum doors and windows are very secure and come with multiple locking systems for added safety.

5.Take a peek at the main advantages of aluminum over wood and UPVC

Aluminum has been widely used as an alternative material to replace wood. Although there are several other material choices, aluminum is considered the most ideal material because of its high durability and a more affordable price.

This is where the need for wood substitute materials for frames and partitions is increasing. Aluminum, initially began to be used with limited quality both in terms of color and size. But today, we can find aluminum with a variety of colors and sizes easily. With the increasing number of aluminum producers, we can obtain these materials at relatively affordable prices. In addition to its affordable price, here are some other advantages of aluminum:

  • Light weight when compared to wood, zinc, iron, and the like. Therefore, aluminum is very popularly used in the automotive and aircraft industries.
  • Easy to process. Installation and cutting can use simple work tools. No special skills or equipment required.
  • Resistant to corrosion. It doesn’t rust like iron and is safe to use.
  • Resistant to hot and cold weather.