Chinese factory price whole sell prcie  water well sand filter

FEATURES

1. Made of fiberglass

2.Air release valve enables easy release of trapped air during operation of the filter

3. Top diffuser ensures even distribution of water over the top of the sand bed

4. Large sand / water drain for rapid winterizing or servicing

5. Materials used are dependable, non corrosive and are suitable for all - weather performance

6. Easy-to-use water drain plug and multi-port valve lets you select any of the valves/ filter operation with a simple lever-action

7. UV resistance surface allows the filter to work under direct sunlight

Technical Characteristics:

FUNCTIONS: Refer to 6-Way Multi-port valve:

Maximum Working Pressure:         250kPa/36psi/2.5bar

Factory Testing Pressure:               400kPa/58psi/4.0bar

Size of Silica Sand:                          0.5-0.8mm

Maximum Filtration Velocity:            42m³/h/m²

Maximum Water Temperature:        43°C (109°F)

Pictures:

MULTIPORT VALVES

Pictures:

Welcome to contact with me , vivian(my skype: vigorjoyspa004, Viber/what app:+86 180 1181 8575.email: sales9& )