Main Features
-Working pressure range:0.2-10 bar
-The body is made of high strength composite materials, and all operating parts are made of specially selected corrosion-resistant materials.
-Drip-tight sealing at low pressure.
-All parts are UV protected.
-Lightweight, small dimensions, simple and reliable structure.
As the system starts to fill, the valve functions according to the following stages:
1. Entrapped air is released by the valve.
2. Water enters the valve, lifting the float and sealing the valve.
When internal pressure falls below atmospheric pressure
(negative pressure): The float will immediately drop down, opening the air & vacuum orifice.
Air will enter the system.
1. Are you a manufacturing or trading company?
We are a well-known manufacturer of irrigation systems in the world with more than 10 years of industry experience.
2. Do you offer OEM service?
Yes. Our products based on the GreenPlains Brand. We offer the OEM service, with the same quality. Our R&D team will design the product according to the customer’s requirements.
3. what’s your MOQ?
Each product has different MOQ,Please contact sales
4. What is the location of your company?
Located in Langfang, HEBEI, CHINA. It takes 2 hours from Tianjin to our company by car.
5. How to get a sample?
We would send you the sample for free and the freight is collected.