Brand Name: FL
Model Number: FL-91-FD
Place of Origin: Shanghai, China (Mainland)
Galvanized steel ventilation fire vent dampers for Hvac system
Specification:
1.The fireproof valve is usually installed on the ventilation duct;
2. The valve door is open usually, but it will close automatically when the temperature of the air flow up to 280 degrees;
3. The valve blades can be adjustable when the range of the angle is from 0 to 90 degrees;
4.Simple stucture, smaller size, lighter weight.
Pictures show:
Q: Can you produce customized goods ?
A: Yes, the size, diameter and length can be produced as per client's requirements.
Q: Can you print words on products as per client's requirement?
A: Yes, make label according to your exact requirement.
Q: Can you do business via Ali Online Transaction?
A: Yes, we can make the deal through AOT.
Q: What is your payment terms?
A: T/T, L/C at sight or Paypal.
Q: Do you accept OEM?
A: Yes, OEM or ODM are both OK.
Q: Where is your nearest loading port ?
A: Shanghai or Ningbo, China.
Q: How can you guarantee the quality or any warranty?
A: If any quality problems during use, all the products can be returned or according to customer's requests.
Verified Supplier - Shanghai Fengluan Industrial Co.,Ltd.
Bussiness Type: Manufacturer,Trading Company 
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