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Double Glazing Warm Edge Spacer Bar
Double-glazed warm edge spacer bars are specialized spacer accessories designed specifically for double-glazed windows. Made of fiberglass, a non-metallic material, they completely eliminate the drawbacks of metal's thermal conductivity. Specifically designed for support, isolation, and sealing between the two panes of glass, they maximize the retention of the dry air layer between the two panes, significantly improving the window's thermal insulation performance. Whether for winter indoor warmth or summer heat insulation, their effect far surpasses ordinary aluminum spacer bars. They also inhibit condensation at its source, preventing common problems such as mold, fogging, and water accumulation in double-glazed windows.
Features
Renqiu City Xinjian Metal Products Co., Ltd. is one of the most reliable manufacturers and suppliers of double glazing warm edge spacer bar in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to wholesale customized double glazing warm edge spacer bar from our factory. Also, free sample is available.
Double-glazed warm edge spacer bars are specialized spacer accessories designed specifically for double-glazed windows. Made of fiberglass, a non-metallic material, they completely eliminate the drawbacks of metal's thermal conductivity. Specifically designed for support, isolation, and sealing between the two panes of glass, they maximize the retention of the dry air layer between the two panes, significantly improving the window's thermal insulation performance. Whether for winter indoor warmth or summer heat insulation, their effect far surpasses ordinary aluminum spacer bars. They also inhibit condensation at its source, preventing common problems such as mold, fogging, and water accumulation in double-glazed windows.
**Advantages of Double Glazing Warm Edge Spacer Bar:** Thermal Insulation Performance: Traditional aluminum strips conduct heat extremely quickly, while warm edge bars are made of materials with extremely low thermal conductivity. They effectively block heat transfer caused by indoor and outdoor temperature differences (i.e., breaking the thermal bridge effect), making the surface temperature of the interior side of the window closer to room temperature, thus significantly improving the overall window insulation performance and saving energy.
Double glazing warm edge spacer bars significantly reduce the risk of condensation and mold: In winter or under extreme temperature differences, ordinary double-glazed windows are prone to condensation and even mold growth at the edges due to low temperatures. Using warm edge spacers can raise the inner surface temperature of the glass edge by approximately 3-5°C, greatly reducing the risk of condensation and mold growth, protecting walls and hardware from moisture damage. Extended lifespan and improved sealing: Warm edge systems have a better sealing structure, better preventing moisture from entering the insulated spacer. Especially with new materials such as TPSS (thermoplastic warm edge), the annual leakage rate of inert gases (such as argon) is much lower than that of conventional aluminum spacers, ensuring a longer service life for insulated glass.
Double glazing warm edge spacer bar: Core materials and classifications
For double-glazed structures, the mainstream materials that meet export standards are mainly of two types: Glass fiber reinforced PP (rigid): Using glass fiber reinforced polypropylene as the base material. It has good rigidity, can support large-size double glazing, is suitable for automated production lines, and is currently the mainstream choice in the export market. Silicone foam/super spacer bar (flexible): All-non-metallic structure with integrated desiccant. Extremely low thermal conductivity (approximately 0.15 W/(m·K)), perfectly adapting to the thermal expansion and contraction of glass, suitable for passive house projects with extremely high requirements for airtightness and lifespan.
The double glazing warm edge spacer bar's weather resistance has undergone multiple field tests, capable of withstanding long-term exposure to ultraviolet radiation, alternating high and low temperatures, and high humidity corrosion, maintaining its overall performance over time. The integrated extrusion molding process ensures precise dimensions and high flatness, adapting to standardized processing of large-volume double-glazed glass. Cold bending ensures neat shaping and low production loss, greatly improving construction efficiency. The matte black finish provides a uniform appearance, ensuring neat and consistent finishes for double-glazed doors and windows throughout the building, enhancing the overall quality and aesthetics.
All double glazing warm edge spacer bars have complete certifications and verifiable parameters, fully complying with export engineering compliance requirements and successfully passing various overseas project acceptance tests. It can effectively reduce the later operation and maintenance costs of double-glazed doors and windows, and ensure the stability of project quality. It is a reliable and dependable supporting solution for overseas construction contractors and door and window companies to undertake various double-glazed engineering projects.
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