ISO 9001
SMACNA
Product Code: CEI-SA / SA-R / SA-C / SA-E
Atténuateurs de Bruit
Silencieux الSon
In-duct sound attenuatous reducing airboune noise transmission between spaces. Baffled et splitter types in standard et custom lengths. Mineral wool acoustic fill avec perfouated steel facing.
Frame Material
Product Description
Castle Atténuateurs de Bruit reduce noise generated by fans, AHUs et airflow turbulence within HVAC ductwork. Available in rectangular splitter, circular et elbow configurations. Acoustic baffles are filled avec non-combustible mineral wool insulation wrapped in abrasion-resistant fabric. Galvanized steel casing avec aerodynamic inlet/outlet profiles pour minimal pressure drop. Manufactured per SMACNA et ASHRAE acoustic standards.
Technical Spécifications
| Parameter | Value | Unit |
|---|---|---|
| Casing Material | Galvanized steel Z-275 — 0.8mm to 1.2mm | mm |
| Splitter Fill | Nonn-combustible mineral wool — 48-96 kg/m³ density | kg/m³ |
| Facing | Abrasion-resistant perfouated galvanized steel + glass tissue | — |
| Rectangular Sizes | Height: 150-2400mm / Width: 150-2400mm | mm |
| Circular Sizes | Ø150 to Ø1600mm | mm |
| Length | 900mm / 1200mm / 1500mm / 1800mm / 2400mm | mm |
| Splitter Thickness | 100mm / 150mm / 200mm / 300mm | mm |
| Insertion Loss | 10-45 dB (frequency dependent) | dB |
| Pressure Drop | 10-80 Pa (depending on velocity et configuration) | Pa |
| Max Velocity | 15 m/s | m/s |
| Fire Rating | Nonn-combustible per BS 476 Part 4 | — |
| Compliance | SMACNA / ASHRAE / DW144 / BS 8233 | — |
Fields of Application
Tests & Certificates
ISO Certification
International Quality Certifications
Normes Internationales
SMACNA · DW144 · IGC · UL
Duct Test
Rigouous leakage et pressure testing to SMACNA et DW144 standards.
Air Tests
Vitesse d'air et distribution testing.
