Product Description
Inlet and exhaust air valves are suitable for various irrigation system applications.When the system is filled with water,the air valve discharges a large amount of air in the pipeline;when the system is emptied,the air valve draws in a large amount of air to prevent vacuum negative pressure.
Product Usage
Irrigation system pipe network:Exhaust the air in the irrigation system to avoid negative pressure on the downstream of pump and the water along the pipeline and up-down slope of the pipeline.
Irrigation First part:Discharge air to prevent negative pressure at the filter and fertiliser tank.
Irrigation pipeline High place:Exhaust air to avoid air accumulation at high points in the system to damage the pipe.
(Welcome to make inquiry at any time,we will offer you the most favourable price,thank you)
Company Profile
FUJIAN DAFENGSHOU IRRIGATIONN TECHNOLOGY CO., LTD. is a company specializing in the research, development and production of water-saving irrigation products for agriculture.
Our main products include micro-irrigation systems (drip irrigati on and micros spray irrigation), sprinkling irrigation systems, filtration systems, fertilization systems, garden irrigation systems and accessories, etc.
Our products and services have been recognized and praised by many users as our rich experience.
FAQ
Q: Are you trading company or manufacturer ?
A: We are factory.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample charge but do not pay the cost of freight.
If you have another question, pls feel free to contact us
Audited Supplier 
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