Once the old rollers are detached, measure them carefully to ensure you purchase the correct replacements. Note the width, height, and any unique features, such as ball bearings. With the new rollers in hand, slide them into the assembly's housing, making sure they fit snugly.

The aluminum alloy profiles are made of new thermal insulation materials. A cold and hot bridge is formed between the inner and outer profiles to minimize the thermal conductivity of aluminum alloy and achieve good thermal and sound insulation effects.

What are aluminum profiles and their uses?

Cast iron base is a versatile and durable material that has been used for centuries in various applications. From industrial machinery to kitchen cookware, cast iron base is known for its strength, heat retention, and long-lasting quality.

Pickets are the vertical posts that make up the primary structure of the fence. Typically, these are crafted from wrought iron or steel bars, providing robustness and a sleek, elegant appearance. Pickets can come in various designs, including simple straight lines, ornate scrolls, or pointed tops, allowing homeowners to choose a style that complements their property. The spacing between the pickets impacts not only the visual appeal but also the security and privacy offered by the fence.