Waterra D-25 Foot Valve – Standard Flow
The Waterra D-25 Foot Valve is made of acetal thermoplastic (Delrin) and has a 1 inch OD (25 mm). It fits with Waterra Standard Flow Tubing.
A Waterra D-25 Foot Valve is used with Waterra Tubing and optionally with a Tubing Actuator. This forms the Standard Flow System which is the most popular Waterra Pump. This system is best suited for 1 inch to 2 inch ID monitoring wells and can provide lifts of 150 to 200 feet. Flow rates can be as much as 1 gallon per minute.
This Waterra Pump is used for sampling monitoring wells but are also excellent for Well Development in 2 and 4 inch piezometers when used with Waterra Surge Blocks.
The Standard System also accommodates VOC sampling.