Lloyds Industries
75A-DY 1.5-HOUR CLASSIC DYNAMIC FIRE DAMPER
75A-DY Fire Damper is constructed with standard construction galvanized steel. 75A-DY is 1-1/2 hour UL rated dynamic damper for use in HVAC systems that remain in operation during a fire. The unit can be installed vertically in walls or horizontally in floors. It is available with or without sleeves, in a thin line configuration (2” instead of 4.25”), with round or oval connectors, and in B style (high hat).75L-DY Dynamic Fire Damper Technical Specifications
STANDARD CONSTRUCTION:
- FRAME: 22 ga. Galvanized Steel
- BLADE: 22 ga. Galvanized Steel
- CLOSURE SPRING: Stainless Steel
- FUSIBLE LINK: 165 Deg. F
- MOUNTING: Horizontal or Vertical
Dynamic Fire Dampers:
Bi-directional
2000 FPM maximum velocity
4.0 WG maximum static pressure
Features horizontal closure spring operation under airflow in HVAC systems where fans remain running in Fire and smoke control dynamic fire dampers bear a label Attesting to airflow and maximum static pressure limits.
RATING:
UL CLASSIFIED:
- UL 555 Fire Resistance Rating
- Fire resistance rated 1-1/2 Hours
- Partitions materials rated 2 Hours or less
Manufacture Limited Warranty
Products manufactured by Lloyd Industries are warranted to be free from defects in material and workmanship for a period of 12 months after being installed or placed in service, but in no instance shall the period of warranty be longer than 18 months from the date of original shipment by Lloyd Industries.
Lloyd Industries warrants that it will furnish replacement material, or at its option, repair any product of its manufacture that is proven to Lloyd Industries satisfaction to be defective in material or workmanship during this described warranty period… [Click Here to Download Full Warranty]
