Ductwork Automatic Fresh Air Supply Fire Damper HVAC System Air Duct Fire Damper

Fire protection dampers are usually open on the delivery and return wind pipes of ventilation and air-conditioning systems. Once a fire is prevented, the gas temperature in the pipeline reaches 70 °C and is closed on its own, and can meet the requirements for smoke leakage and fire resistance integrity within a certain period of time. It acts as a smoke barrier. The exhaust dampers is used on the exhaust system pipe or at the suction entrance of the exhaust fan. It is usually closed and meets the requirements for air leakage. When the fire or needs to exhaust smoke, manual and electric valves are opened to discharge smoke.

The fire valve is usually installed in the air duct of the ventilation and air conditioning system;

The smoke exhaust fire valve is generally installed in the air duct of the smoke exhaust system.

Product Features:

1. Multiple specifications and wide application range

2. No welding TOX process for galvanized sheet

3. Common Q235 steel plate forming process

4. Flexible and reliable movements

5. Beautiful appearance

Product Specifications of fire damper

Rectangular damper: W × H identification, W, H for the size of the inner diameter;

Round damper: φ D identification, D is the inner diameter of the round valve;

Unit: mm.

Product structure of fire damper

The fire damper consists of Valve body, blade, actuator, temperature sensor, etc..

Cigarette damper without temperature sensor.

Recommend Products

Related Products

Application

Ventilation

Shandong Beideli HVAC Equipment Co., Ltd. is located in Zibo City, China. Our company is near to Qingdao City and Jinan City, with convenient sea and air transportation. With more than 8 years' development in the HVAC industry, we have won a high reputation in the field, integrating the design, production, and service. Our product range consists of air diffuser, air ducts, air grills, ventilation system and related products.We have the ability to produce a wide range of products with various designs and sizes. Our products are manufactured from high quality base materials such as aluminum, plastic, metal and wood. Our products are suitable for a wide range of applications including ceiling, side-wall, flooring, base board, and commercial industry installations. We has all kind of advanced equipments for press forming machine, injection machines, automatic powder coating line and automatic feeding line. Besides, We also have a tooling shop, which is capable of making tooling for press metal, casting and plastic injection molding. So we can make customized design and customized size to fulfill the clients' request.
With rich experience in making HVAC parts and doing OEM for overseas customers,we are able to make the products meet your specifications.
We never overs tress credibility when building friendships with our customers. We hold the belief that we should never boast what we have but should always strive to become even better.
 

1. Q: How about the payment terms?

Normally 30% deposit in advance. It can be discussed when we have friendly relationship. 

2. How about Delivery time?

We can produce 1200 Piece/Pieces Per Week. Normally, 10-15 days. 

3. Q:Can I get a sample?

Before we received the first order, please afford the sample cost and express fee. We will return the sample cost back to you within your first order.

4. Q : What's the price?

Reasonable price, competitive price, and acceptable prices, which are all based on good quality. 

Any requirements or question,welcome to "Send"   us an e-mail.

It's our great honor to do services for you!