AERODYNAMIC S-BLADE SUNSHADE LOUVERS

85% Solar Heat Dissipation. Zero Water Entrainment. Continuous Ribbon Design.

Engineered aerodynamic S-blade & rain-defense curtain wall louver system. Seamless continuous ribbon design delivering up to 85% solar heat gain dissipation with zero water entrainment at high storm wind velocities. Spec: ALU-LB-3000.

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EN 13030 CLASS A 99.8% rain defense effectiveness.
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58.4% FREE AREA AMCA 500-L high-volume air delivery.
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4.80 KPA WIND Class 4 structural integrity, ASTM E330.
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85% GLARE CUT SHGC reduction 0.16 with low-E IGU.
Extruded 6063-T6 aluminum S-blade profile cutaway showing internal drainage water-trap pocket and dual-rib stiffeners.
Architectural Solar Control // 遮阳百叶系统

What is the ALU-LB-3000 S-Blade System?

A curtain wall transom-integrated louver platform with continuous ribbon sub-frame and 100% water penetration defense. Fully concealed fastening brackets eliminate external bolt heads while accommodating high thermal expansion in dynamic tall envelopes.

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Blade Profile Widths

75mm ribbon flute / 100mm S-curved / 150mm S-curved severe rain / 200mm aerofoil double-chamber.

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Angle & Actuation

Fixed 30° / 45° settings or motorized BMS-linked actuation typologies.

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Substrate Alloy

AA6063-T6 structural temper extrusions; AA6061-T6 high-strength for 200mm aerofoil.

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Finish Specification

3-coat PVDF 35μm (AAMA 2605, 30-year) / Class I 20μm clear & champagne anodized, ISO 7599 marine.

Key Advantages // 核心优势

Why Choose Our S-Blade Louver System?

Tested and validated in certified climatic wind tunnel facilities under simultaneous gale-force wind vectors and simulated torrential rain.

Multi-story continuous horizontal louver ribbons wrapping cantilevered glass volumes.
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85% Solar Glare Attenuation

Daylight redirection with calculated SHGC reduction of 0.16 when paired with low-E insulated glass units.

CNC-machined aluminum pivot brackets with concealed spring clips and vibration gaskets.
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Zero Water Penetration

Complete defense against wind-driven rain up to 12.5 m/s storm velocity — EN 13030 Class A, 99.8% effectiveness, 0.00 oz/ft² entrainment.

PVDF coated aluminum louver swatches in champagne bronze, anodized slate and metallic graphite.
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30-Year Fluoropolymer Life

GEMA electrostatic turbo-bell applied PPG / AkzoNobel 3-coat PVDF cured at 240°C — AAMA 2605 certified.

Dubai medical tower with dual-toned bronze motorized sunshade louvers in desert sun.
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4.80 kPa Hurricane Rated

Extreme positive/negative cyclic pressure tested; blade span deflection strictly within L/180 — ASTM E330 Class 4.

Technical Specifications // 技术参数

Technical Parameters by Blade Geometry

Specification Schedule AMCA 500-L // EN 13030
Blade Depth / Chord S100: 100mm ｜ S150: 150mm ｜ A200: 200mm
Wall Thickness (Nominal) 1.8mm ｜ 2.2–2.8mm ｜ 3.0mm reinforced (ASTM B221 / EN 755)
Standard Blade Pitch 85mm c/c ｜ 125mm c/c ｜ 160mm c/c
Free Area Ventilation 52.1% ｜ 58.4% ｜ 61.0% (AMCA 500-L Figure 5.4)
Water Penetration Point 8.5 m/s limit ｜ 12.5 m/s zero ingress ｜ 11.0 m/s zero (EN 13030 Class A)
Max Clear Mullion Span 1,800mm ｜ 2,400mm ｜ 3,200mm @ 2.4 kPa wind pressure
Alloy Chemistry AA6063-T5 ｜ AA6063-T6 structural ｜ AA6061-T6 high-strength
Acoustic Isolation Rw 18 dB transmission loss (acoustic-lined options to 22 dB)
picture_as_pdf AMCA Dossier (3.5MB) deployed_code Revit LOD 400 (RFA)
S-Flute Rain Defense EN 13030 CLASS A
WIND-DRIVEN RAIN VECTOR S-FLUTE WATER TRAP // 12.5 m/s ZERO INGRESS
Internal blade troughs trap wind-driven droplets — zero penetration up to 12.5 m/s storm velocity
Free Area Ratio CD = 0.32
Optimized curved entry geometry limits pressure loss coefficient, reducing HVAC plantroom mechanical intake load. Core velocity 1.0 m/s, 3.5 m/s max.
Solar Glare Attenuation 85% SHGC CUT
Calculated solar heat gain coefficient reduction of 0.16 paired with low-E insulated glass — precision daylight redirection without darkening interiors.
Color & Coating // 色板

PVDF & Marine Anodized Finishes

GEMA electrostatic turbo-bell application of PPG / AkzoNobel fluorocarbon resin cured in continuous convection ovens up to 240°C; ISO 7599 marine-grade anodizing available.

Champagne Bronze
3-Coat PVDF 35μm
Dark Slate
Class I Anodized 20μm
Metallic Graphite
PVDF 3-Coat
Clear Anodized
Class I 20μm // ISO 7599
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Bespoke Match
Custom RAL Color Chip
Architectural Details // 节点构造

Subframe Typologies & Mounting Assemblies

Constructed with fully concealed fastening brackets to eliminate external bolt heads while accommodating high thermal expansion in dynamic tall envelopes.

Snap-on louver bracket clip assembly with dual anti-vibration neoprene isolation pads.

Snap-On Anti-Vibration Clip (TYPOLOGY 01)

Interlocking extruded clip + neoprene bushing locks blades onto vertical mullions with vibration isolation — thermal gap ±4.0mm, 3.2 min/m² install, <25 dBA wind flutter hum.

Continuous hidden aluminum stringer box channel for unbroken horizontal louver ribbons.

Continuous Hidden Stringer Box (TYPOLOGY 02)

Concealed rear spine enables unbroken horizontal ribbon lines spanning hundreds of meters — 100% clear visual horizon, max unsupported span 2,400mm, 6061-T6 rear deflection anchor lug.

Integrated water management perimeter with drainage gutter channel and concealed sill weep holes.

Integrated Drainage Gutter Sill (TYPOLOGY 03)

Internal blade troughs collect driven droplets routed through enclosed jamb conduits into the weeping tray — 45 L/min per bay discharge, 18mm S-lip trap, EPDM dual-lip sump gasket.

Architectural Details // 安装方式

Subframe Typologies & Engineered Mounting Assemblies

Constructed with fully concealed fastening brackets to eliminate external bolt heads while accommodating high thermal expansion in dynamic tall envelopes.

TYPOLOGY 01 // SNAP-ON

Snap-On Anti-Vibration Clip

Interlocking extruded clip with neoprene bushing securely locks the louver blade onto vertical aluminum mullions for rapid field erection. Thermal expansion gap ±4.0mm, installation 3.2 min/m², wind flutter noise < 25 dBA.

TYPOLOGY 02 // STRINGER

Continuous Hidden Stringer Box

Concealed rear spine enables unbroken horizontal ribbon lines spanning hundreds of meters across airport and podium facades without visible break lines. Max unsupported span 2,400mm, rear deflection anchor 6061-T6 lug.

TYPOLOGY 03 // DRAINAGE

Integrated Drainage Gutter Sill

Engineered for plantroom intakes: internal blade troughs collect driven water droplets and route them through enclosed side jamb conduits into the drainage weeping tray. Runoff discharge 45 L/min per bay, 18mm S-lip trap, EPDM dual-lip sump gasket.

Case References // 工程案例

Landmark Installations & Infrastructure Projects

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Frankfurt Airport Cargo Logistics Terminal with continuous champagne anodized louvers.
FRANKFURT, GER

Frankfurt Airport Airside Cargo Central

S150 horizontal // AMCA Class A water defense
Area: 14,500 m² Year: 2023
Dubai Healthcare City medical tower with motorized bronze sunshade louvers.
DUBAI, UAE

Dubai Healthcare City Tower 04

200mm aerofoil motorized // BMS IoT linked
Area: 8,200 m² Year: 2024
Tokyo Metro substation with graphite gray vertical acoustic louver screen facade.
TOKYO, JPN

Tokyo Metro Central Traction Substation

S100 acoustic-lined // 60Hz transformer hum damping
Rating: Rw 22 dB Net Year: 2023
Engineering Utility // 气流计算与设计校验

Fast Tender RFQ & Specimen Kit Order

Have complex BIM schedules, unusual curved spans, or structural wind pressures exceeding 5.0 kPa? Our senior structural facade engineers respond within 6 business hours with complete calculations and wind deflection reports.

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Airflow & Area Calculator Required free-area and static pressure drop computed from your HVAC volumetric flow rate.
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Wind Deflection Reports Structural calculations for spans and pressures exceeding 5.0 kPa within 6 business hours.
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DHL Express Sample Kit Anodized and PVDF S-blade sections with comprehensive testing certificates, shipped in 48h.

Direct Factory Specification RFQ

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