High-Sealing Inward Casement Window
Introduction

Performance
Meticulous Detail, Uncompromising Quality
Sound insulation
36dB(GB/T 8485)
Thermal insulation
Grade 7 (GB/T 8484)
Air tightness
Grade 7 (GB/T 7106)
Water tightness
Grade 6 (GB/T 7106)
Wind pressure resistance
Grade 8 (GB/T 7106)
Applications
- Engineered for residential towers (30+ floors) where design wind load reaches or exceeds 4.5 kPa.
- Purpose-built for high-noise urban environments, successfully matching the dB-reduction requirements of airport-adjacent residential zones.
- Applied in passive houses and low-energy buildings to minimize HVAC thermal loss through perimeter joints.
- Specially configured for coastal environments to eliminate hardware pitting and reduce long-term façade maintenance costs.
System Installation
- Standardized interfaces for seamless integration with aluminum, reinforced concrete, and hybrid perimeter structures.
- Tailored for modular construction workflows, allowing off-site pre-assembly to cut on-site installation schedules.
- Built-in installation clearance isolates and compensates for ±3 mm of structural concrete deviation.
- Configured to sit directly within unitized curtain wall profiles without requiring structural profile modifications or retooling.
Quality Control
- 100% Component Traceability: Every aluminum profile, sealing compound, and hardware component is logged with a unique production lot code.
- Precision Machining: Critical milling and cutting tolerances are maintained within ±0.2 mm via automated CNC inline laser inspection.
- Pre-Shipment Verification: Every finished window undergoes a strict 3-step sealing audit: localized air-leakage pre-check, gasket compression-uniformity test, and corner alignment verification.
- Weathertightness Validation: Batch testing utilizes 600–800 Pa differential pressure water spray tracking.
- 10-Year Data Archive: All QA/QC records are digitally retained for a minimum of 10 years, ensuring instant data retrieval for future project audits or warranty verifications.
Customization Support
- Dedicated structural analysis for oversized, asymmetrical, and bespoke architectural window profiles.
- Engineering department delivers project-specific, LOD 300/350 compliant BIM (Revit) and AutoCAD drawing packages within project deadlines.
- Scalable configurations available for targeted acoustic attenuation (STC rating), thermal optimization (U-factor), or impact/hurricane compliance.
- Large-scale orders (exceeding 500 units) are assigned a dedicated Project Application Engineer from submittal to site sign-off.
FAQs
1. What information is typically required before a quotation can be issued?
Most project quotations require finalized architectural drawings, a quantity breakdown by opening type, a target delivery schedule, and destination port or site location for logistics calculation.
2. What kind of documentation is normally required for international shipping clearance?
Project shipments usually require standard export documentation coordinated with the buyer's freight forwarder, including packing lists, commercial invoices, and shipment breakdown schedules.
3. What support is provided during installation planning?
Technical documentation packages are provided for contractor coordination, including installation sequence guidance and on-site coordination recommendations for large-scale projects.
4. Can procurement teams request staggered delivery across multiple sites?
Yes. Large developments often require distribution across multiple building zones or sites, and shipments can be organized accordingly to match construction phases.
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