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Intumescent Fire Damper Circular | Rigid Steel Frame | Up to 2 Hours Fire Protection | 250mm Width by Allvent

BRAND: Allvent
SKU: ALV503
$287.10 List price: $347.50
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Intumescent fire damper circular with a rigid steel frame and up to 2 hours of fire protection—ideal for commercial ventilation systems. Built for steel duct installations, it allows airflow while ensuring safety with no moving parts for maintenance-free operation.

Product Name/Title: Intumescent Fire Damper Circular | Rigid Steel Frame | Up to 2 Hours Fire Protection | 250mm Width by Allvent

Brand: Allvent

SKU: ALV503

Alternatively Known As: Fire damper circular, Intumescent fire damper, Fire stop grille, Fire protection damper

Technical Specifications
  • Rigid steel framed grille
  • Intumescent material forms fire stop barrier
  • Suitable for installation in steel ducts
  • Fire protection rating: Up to 2 hours
  • No moving parts, maintenance free
  • Available sizes up to 250mm width
  • Dimensions (H x L x W): 150mm x 150mm x 150mm
  • Weight: 2 kg
Key Features
  • Rigid steel framed grille that intumesces to form a fire stop barrier
  • Allows airflow through fire-rated walls and floors
  • Can be fitted into a steel duct
  • Provides up to 2 hours of fire protection
  • Economical with no moving parts requiring operational checks
  • Available up to 250mm in width
Professional Installation Requirements
  • Installation should be performed by qualified professionals familiar with fire protection systems to ensure compliance and safety.
Applications
  • Commercial ventilation systems
  • Fire-rated walls and floors requiring airflow control
  • Steel duct installations
Standards & Compliance
  • Complies with AS/NZS 1851 – Routine Service of Fire Protection Systems
Environmental Benefits
  • Passive fire protection reduces the need for active fire suppression systems, lowering energy consumption.
  • Durable steel construction ensures long product life and reduces waste.
Warranty Information

Standard manufacturer warranty applies; please refer to Allvent for specific terms.

Available Now

The Allvent Intumescent Fire Damper Circular 150mm is available for immediate purchase, ideal for commercial ventilation and fire safety applications.