6+12A+6 LOW-E Insulated Glass Unit with Black Warm Spacer: Professional Solution for Building Curtain Wall Projects

Designed exclusively for high-performance building curtain wall applications, the 6+12A+6 LOW-E Insulated Glass Unit (IGU) with Black Warm Spacer represents a premium, engineering-grade glazing solution—blending advanced thermal insulation technology, structural stability, and architectural versatility to meet the rigorous demands of modern curtain wall projects. Its precision-engineered composition and specialized components make it a go-to choice for architects, contractors, and project developers prioritizing energy efficiency, comfort, and long-term durability.

1. Core Structure & Technical Advantages: Engineered for Curtain Wall Performance

The unit’s 6+12A+6 configuration and key components are optimized to address the unique challenges of curtain wall systems (e.g., thermal efficiency, weather resistance, aesthetic coherence):

• Dual 6mm Glass Layers with LOW-E Coating: Each IGU features two 6mm high-transparency float glass panes, with one side coated in a professional-grade low-emissivity (LOW-E) film. This coating reflects up to 90% of infrared radiation, minimizing heat transfer between indoor and outdoor environments—critical for reducing a building’s HVAC energy consumption and meeting global green building standards (e.g., LEED, BREEAM). The 6mm glass thickness also ensures structural rigidity, supporting the curtain wall’s load-bearing requirements without compromising light transmittance (maintained at 75%-85% for clear visibility).

• 12mm Air Gap (12A) for Enhanced Insulation: The 12mm sealed air cavity between the two glass panes acts as a thermal buffer, further reducing heat conduction. For projects requiring ultra-high insulation (e.g., cold-climate buildings), the air gap can be optionally filled with inert gases (argon or krypton), lowering the unit’s U-value (thermal transmittance) to ≤1.8 W/(㎡·K)—exceeding most regional energy codes for curtain walls.

• Black Warm Spacer for Thermal Break & Aesthetics: The integrated Black Warm Spacer (typically made of thermally improved aluminum or composite materials) serves two critical roles:

1. Thermal Break Function: Unlike traditional metal spacers, it minimizes "thermal bridging" (heat loss through spacer components), reducing condensation risk on the curtain wall’s interior surface and enhancing overall energy efficiency.

2. Architectural Coherence: The sleek black finish aligns with modern curtain wall design trends, creating a uniform, minimalist appearance when installed—complementing metal, stone, or other facade materials commonly used in high-rise or commercial buildings.

2. Tailored Value for Curtain Wall Projects

This IGU is engineered to solve key pain points of curtain wall installations, delivering project-specific benefits:

• Weather Resistance for Exterior Use: The unit’s hermetic seal (using high-performance butyl and polysulfide sealants) prevents moisture, dust, or gas leakage, even in harsh outdoor conditions (strong winds, heavy rain, temperature fluctuations). This ensures long-term insulation performance and avoids fogging between glass panes—critical for maintaining the curtain wall’s aesthetic and functional integrity over decades.

• Customization for Project Scale: Available in large formats (up to 10000×3300mm, compatible with modern curtain wall panel sizes) and customizable edge treatments (polished, beveled), it adapts to diverse architectural designs—from linear high-rise facades to curved or irregular curtain wall layouts.

• Compliance with Global Standards: Certified to meet curtain wall-specific quality and safety benchmarks, including CCC (China), CE (EU), SGCC (North America), and ISO 10292 (international insulated glass standards). This ensures seamless integration into projects worldwide, eliminating regulatory barriers for cross-border developments.

3. Long-Term Durability & Sustainability

Built for the lifespan of a building (≥20 years), the 6+12A+6 LOW-E IGU with Black Warm Spacer offers sustainable and cost-effective performance:

• Low Maintenance: The scratch-resistant LOW-E coating and durable sealants require minimal upkeep, reducing long-term maintenance costs for building owners.

• Eco-Friendly Design: All materials (glass, spacers, sealants) are recyclable, aligning with circular economy goals for green building projects. The unit’s energy-saving properties also lower a building’s carbon footprint over its operational life.

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1. Product Feature Highlights

CITY STAR GLASS presents its 6+12A+6 LOW-E Insulated Glass Unit (IGU) with Warm Edge Spacer—proudly Made in China—engineered to deliver standout performance for architectural and building projects. This precision-crafted IGU excels in two core functional areas: it provides exceptional thermal insulation, which reduces HVAC energy consumption by minimizing heat transfer between indoor and outdoor spaces, and enhances soundproofing by dampening external noise (e.g., traffic, construction) for quieter, more comfortable interiors.

To ensure reliability and global market accessibility, the unit is fully certified with CE, ISO9001, and CCC—standards that validate its compliance with rigorous international safety and quality benchmarks. This certification not only guarantees consistent performance for end-users but also simplifies market entry for clients looking to deploy the product in projects across different regions worldwide.

2. Supplier Feature Highlights

Backing this high-performance IGU is CITY STAR GLASS—an experienced supplier with a strong focus on global exports. The company primarily serves clients in key markets including Thailand, Canada, and Venezuela, leveraging its understanding of regional industry requirements to tailor solutions that align with local project needs.

A key testament to its service and product quality is its perfect 100.0% positive review rate from customers worldwide. This feedback reflects CITY STAR GLASS’s commitment to delivering on promises—from maintaining the Made in China quality of each IGU to ensuring timely delivery and responsive communication—making it a trusted partner for cross-border glass procurement.