The automatic backwash valve is a pneumatic valve that automatically switches between filtration and backwashing modes based on pressure differences, without the need for shutdown or manual operation. It is resistant to sand clogging and electrical leakage, and automatically returns to its original position for safety in case of failure. It is durable and stable, suitable for commercial heavy-load scenarios.
It operates reliably, featuring an air pressure opening and spring closing structure. It automatically resets the filtration mode upon power loss to prevent accidental drainage of the swimming pool.
The switching between filtration and backwash modes does not require shutting down the filtration pump. The operation is convenient and efficient, without affecting the continuous operation of the system.
The Low pressure drop design enables efficient backwash, reducing pressure loss and improving the cleanliness of the rinse.
1. Commercial swimming pool filtration system
Suitable for large swimming pool circulation equipment, automatically switches between filtration and backwash, no need to stop and operate manually.
2. Unattended operation scenarios
No need for manual operation, automatically resets the filtration mode in case of power failure, reduces management costs.
3. High-load water treatment project
Low pressure drop design is suitable for heavy-load operation, supports continuous filtration and backwash switching.
4. Integrated equipment installation
Equipped with pressure gauge monitoring components, suitable for various filters, easy installation and strong compatibility.
| Name | Size | Color | Material | Connection size | Warranty | Lifespan |
| Auto Backwash Valve | 1.5" /2" | Black | Plastic | DN40/DN50 | 1 year | Durable |
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