The G7-303 Grey/White represents a sophisticated class of solar control textiles that combine advanced engineering with distinctive visual characteristics. This premium Sunscreen fabric from LEAPKA's G7 series demonstrates exceptional technical capabilities through its precisely calibrated material composition and performance metrics, offering architects and specifiers a reliable solution for demanding architectural applications.

Material Architecture and Structural Properties

The fabric's construction showcases meticulous engineering and quality manufacturing:

Material Composition: 30% high-tenacity polyester/70% PVC coating matrix. This optimized ratio ensures perfect balance between structural integrity provided by the polyester fibers and environmental protection offered by the advanced polymer coating system

Surface Density: 440 g/m² ± 5%. This medium-weight classification provides excellent stability and durability while maintaining flexibility for various installation scenarios

Physical Dimensions: Standard production widths of 200 cm (78 inches), 250 cm (98 inches), and 300 cm (118 inches) with consistent 35-meter roll lengths

Weave Characteristics: Distinctive twill weave pattern that creates visual depth while maintaining consistent functional performance across the entire fabric surface

Optical Performance and Functional Characteristics

The fabric's technical excellence is demonstrated through its precision engineering:

Openness Factor: 3% ± 0.5%. This carefully calibrated permeability provides optimal balance between solar protection and visibility maintenance, effectively reducing glare while preserving outward views

Yarn Configuration: 50 × 48 thread count utilizing 0.32 mm diameter high-quality yarns. This dense weave pattern ensures consistent performance and enhanced durability

Thickness: 0.60 mm ± 5%. The moderate thickness contributes to excellent rolling characteristics and long-term performance stability

Performance Certification and Quality Compliance

The material meets rigorous international standards for architectural textiles:

UV Protection: >93% UV radiation blockage (ISO 105-B02 compliant)

Thermal Regulation: 65% solar heat gain reduction (EN 14501 certified)

Fire Safety: Class B fire rating (EN 13501-1 certification)

Durability Testing: 3,500 hours accelerated weathering testing with minimal performance degradation

Manufacturing Compatibility

The material supports professional fabrication processes:

Cutting Methods: Compatible with precision cold knife cutting and specialized crush cutting systems

Seaming Technology: Excellent performance with thermal bonding and high-frequency welding techniques

Hemming Options: Suitable for industrial sewing methods using UV-resistant thread

Environmental Performance Characteristics

The fabric demonstrates superior environmental resistance:

Color Stability: Excellent color fastness under prolonged UV exposure

Moisture Resistance: Superior performance in high-humidity conditions

Temperature Tolerance: Stable performance across wide temperature ranges

Chemical Resistance: Good resistance to environmental pollutants and cleaning agents

This comprehensive technical profile establishes G7-303 as an exceptional Roller blinds Fabrics solution that combines advanced engineering with reliable performance characteristics, making it particularly suitable for architectural applications where both technical excellence and aesthetic quality are essential requirements.