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Air Demand Valve,Air Supply Hose For Scba

Air demand valves, and air supply hoses for scuba are suitable for a variety of environments and situations where air quality may be compromised and where individuals require a reliable source of breathing air to ensure their breathing. It is ideal for firefighters working in smoky and hazardous environments during firefighting operations. These components play a key role in ensuring the safety and well-being of those working in hazardous conditions by enabling them to breathe freely without inhaling hazardous substances.

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Item name	Air demand valve, air supply hose for SCBA
Type	Air supply valve
Material	Fire resistant rubber
Color	Red combined with black
Exhalation resistance	Less than 700 bar
Inhalation resistance	Between 0 to 500bar
Static pressure	Less than 300bar
Principle of The demand valve	There is a big diaphragm valve inside as the self-balancing system, automatically tracking users’ breathing actions, providing the on-demand supply, and ensuring that pressure inside the mask is higher than the external environment.
	The square manual turnoff button in front of the demand valve can turn off the demand valve against the outputting airflow to stop the air supply. And it will automatically start by the suction at inhalation.
	At the bottom is a manual air supply button, which can be pressed to automatically supply air if the manual shut-off button fails, and secondly, the air flow output is automatically increased once the user does not feel the air supply is sufficient and touches this. In addition, it allows for an outflow of some of the unused air pressure in the medium pressure hose, thus making it easy to check and disassemble the fast connector.
Features of The Demand Valve	1. Streamline design with elegant appearance and no hindrance in vision.
	2. Manual turnoff valve is easy to operate.
	3. Comfortable breath with little resistance.
	4. Simple operation and convenient use.
	5. Ensure large flow and safe air supply by using a manual force air flux button.
	6. The shell adopts flame retardant and high-strength engineering plastics.

About

Zhejiang Dongan Fire Fighting Equipment Technology Co., Ltd. is China Air Demand Valve,Air Supply Hose For Scba Suppliers and OEM/ODM Air Demand Valve,Air Supply Hose For Scba Factory. The company was established in 2015, and is located in Jiangshan City, Zhejiang Province, with the reputation of "global green city". Located at the junction of National Highway 205 in Zhejiang, Fujian and Gan provinces, the company covers an area of more than 15,000 square meters and has a registered capital of 15 million yuan, with convenient transportation and logistics, and a beautiful environment.
As a large enterprise integrating R&D, production and sales, we have set up offices in Beijing and Guangzhou to facilitate market operation. With exquisite production technology, complete testing equipment, and a wide range of products, the company can specialize in the production of various types of fire protective clothing, personal protective equipment, self-rescue breathing apparatus, life-saving equipment, fire fighting equipment, etc., Our products are widely used in fire rescue, petroleum, chemical, electric power, mining and other industries. The products are sold to major cities and regions in China and exported overseas.

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