The hinges are installed on one side of the window sash and connected to the window frame. According to the outward or inward opening, this type of window is divided into outer casement window and inner casement window. The characteristics of this kind of window are: simple structure, flexible opening, easy to clean, and good sealing performance when closed, and it is the most widely used window type in civil construction. A style of window in a folk house. The opening and closing of the window sash moves along a certain horizontal direction, so it is called "casement window". Flip window and sliding window two kinds. There are multiple single Windows, which turn upward when opened and are fixed by the iron rod support on the window frame; Some also turn down and open to a certain extent to hold the chain on the window frame. Push and pull more than two Windows. When opening and closing, the window sash slides horizontally along the slot of the window frame, or slides up and down. The front window of the houses in the northern Siheyuan is mostly turned over. The center of the window is inlaid with wooden mullion and pasted with white paper. When the window is opened, it turns outward. In the south, it is also common to flip Windows in the attic and ceiling.

Aluminum exterior door is rain-proof and energy-saving for house patio and garden. Designed for wide openings, aluminum sliding doors create an open and airy environment. The high-quality aluminum profile ensures excellent strength and durability, while smooth rollers allow effortless movement. Various glass and finish options make it easy to match different architectural styles and functional requirements. series: 60 series thermal break opening style: sliding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

For interior door,you can choose frosted glass and pvc rolling shutter inside. Featuring high-quality aluminum profiles, aluminum sliding doors deliver excellent strength and refined aesthetics. The system allows wide openings with smooth and stable movement. Large glass areas improve daylight penetration and visibility, creating a comfortable and modern living or working environment. series: 60 series thermal break opening style: sliding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23