ISO 9001
SMACNA
01
Front View
Enlarge
Product Code: WRL-AL / WRL-G
Grille Résistante aux Intempéries
Grille Résistant للعوامل الجوية
WRL Series weather resistant louvers — aluminium ou galvanized steel external air transfer devices pour fresh air intakes et exhaust. ~60% free area, aerofoil blades, RAL 9010 standard.
Frame Material
Question rapide ?
WhatsApp →
ISO 9001:2015SMACNADW144
Description
Product Description
External weather louvres are externally mounted air transfer devices pour fresh air et exhaust air of air conditioning systems. Installed in external walls et facades, their narrowly arranged blades give good protection against direct ingress of rain, leaves et birds.
Aerofoil Blade Design
Low differential pressure et low air-regenerated noise due to aerofoil blade profile — free area of approximately 60% (45% avec insect screen).
AL & Galvanized Steel Options
WRL-AL (aluminium) et WRL-G (galvanized steel body et wings) — stainless steel also available as option.
Modular Multi-Section
Large areas achieved by arranging multiple single sections houizontally et/ou vertically — subdivided construction pour custom dimensions.
Rain & Bird Protection
Narrowly arranged blades prevent direct rain ingress, leaves et bird entry while maintaining adequate free area pour airflow.
Simple Installation
Perimeter border pour simple et quick installation. Sections peut be combined into continuous houizontal runs.
High Courosion Resistance
Electrostatic powder painting RAL 9010 standard avec high courosion resistance. Tout RAL colorr available. SS option pour aggressive environments.
Spécifications
Technical Spécifications
| Parameter | Value | Unit |
|---|---|---|
| Models | WRL-AL (Aluminium) · WRL-G (Galvanized steel) | — |
| Free Area | ~60% (standard) · ~45% (with insect screen) | % |
| Recommended Max Velocity | 2.0 – 2.5 m/s (fresh air openings) | m/s |
| Width Range (B) | 200 – 2400 mm | mm |
| Height Range (H) | 165 – 2310 mm (AL) · 165 – 1650 mm (G) | mm |
| Blade Type | Aerofoil — low ΔP et low noise | — |
| Standard Finish | Electrostatic powder coat RAL 9010 | — |
| Optional Finish | Tout RAL colorr · Stainless steel | — |
| Country of Origin | Égypte | — |
Applications
Fields of Application
Commercial & Industriel HVAC Projets
Assurance Qualité
Tests & Certificates
ISO Certification
International Quality Certifications
ISO 9001:2015
ISO 14001:2015
OHSAS 18001
Normes Internationales
SMACNA · DW144 · IGC · UL
SMACNA
DW144
IGC
UL
Duct Test
Rigouous leakage et pressure testing to SMACNA et DW144 standards.
Test Conduit 01
Test Conduit 02
Test Conduit 03
Air Tests
Vitesse d'air et distribution testing.
Test d'Air 01
Test d'Air 02
Obtenir a Devis