The windpipe check valve installed in. When air blower runs, the valve open and airflow can pass smoothly; when air blower stops, the valve close in order to prevent airflow from reversion.
Fire damper :
1) Material: galvanized steel plate
2) Automatic shutoff when pipeline temperature reaches 70
fire damper:
1) Material: galvanized steel plate
2) Automatic shutoff when pipeline temperature reaches 70deg
3)open manually
Delivery Time: | 20DAYS AFTER LC OR TT DATE |
Package: | AS TO THE CUSTOMER'S REQUIREMENTS |
Supply Ability: | 20000 Piece/Pieces per Month |
Minimum Order Quantity: | 100 Piece/Pieces |
Payment Terms: | L/C,T/T |
Port: | QINGDAO OR YANTAI |
FUNCTION: | FIRE PROOF |
SHAPE: | SQUARE |
MATERIAL: | galvanized steel plate |
Model Number: | FYFH-2F |
Brand Name: | RH |
Place of Origin: | Guangdong China (Mainland) |
Fire smoke damper actuators are designed specifically for fire and smoke application during normal operation, the smoke vent actuator motorized the damper. In the event of a fire emergency, the fire damper actuator springs back to its original position when there is a power ...
Come From Soloon Controls (Beijing) Co.,Ltd
It is usually installed in the pipe of exhaust system or exhaust vent or entrance of exhaust fan, has the double functions of exhaust damper and fire damper. At ordinary time, it is normal close, in fire situation, open automatically to exhaust smoke, when the exhaust airflow ...
This damper is installed in the pipe of ventilation system and air-conditioning system which need smoke prevention and fire prevention, and in the pipe of exhaust system. 1. Operation device is consisted of electric actuator with spring reset, and temperature controlled switch. ...