Résistance au feu jusqu’à 120’.
eBay
Round Ceiling Radiation Damper. Duct: steel duct drop (by others).
eBay
This Dayton 2TFZ5 Round Fire Damper is perfect for maintaining fire safety in your ventilation system. Designed for duct shape round, this damper has an overall length of 14 in and a free area of 0.2 sq ft. The rough opening shape is also round, with a rough opening diameter of 6 in. Made from 20 ga galvanized steel, this damper has a maximum air velocity of 2000 fpm and can handle a nominal duct diameter of 6 in. It has only one panel and is designed for fire dampening. The frame material is also galvanized steel, ensuring durability and longevity. With a manufacturer warranty of 1 year, this damper guarantees quality and reliability.
eBay
Pallet Rack #3B.
eBay
Clapet anti- feu RF-T CR60.
eBay
Type CG and CS :- Circular Fire Dampers for Fire Rated Walls and Partitions, 2hr (120min) rated in a range of various sizes. These Fire dampers are manufacted from a corrosion resistant galvanised steel, they contain a Galvanised Steel or Stainless Steel curtain shutter, held in the open position by a fused link.
eBay
HORIZONTAL FIRE DAMPER 14" ROUND 1.5 HR STATIC FD-RHC.
eBay
Ruskin FDR25 is a true round fire damper designed for use in fire rated walls and floors in either Static or Dynamic systems. The damper is rated for maximum velocity of 2,000 fpm (10.2 m/s) and 4” w.g. (1 kPa). The integral frame and unique “cinch plate” design provides a low cost, high performing damper. The FDR25 has UL approval for plate on one-side of metal stud or concrete walls. The FDR25 is the ideal choice when round duct is used on a project, arriving at the job site with everything required to install the damper. Brand new and never used or installed. Damper and cinch plate ship via USPS, Fedex or UPS.
eBay