The Waterra Surge Blocks are great tools for removing silt and sediment from the bottom, sandpack and screen of monitoring wells. The SBD-25 surge blocks are designed for use with the D-25 foot valve, the SBD-32 surge blocks are designed for use with the D-32 foot valve. Each surge block has two differing sizes, one for 2" wells and the other for 4" wells.
|SKU||Description||Unit Price||Case Price|
|SBD-25||Waterra Delrin Surge Block (1.875 IN. OD)||$10.00||N/A|
|SBD-25-W4||Waterra Standard Flow Delrin Surge Block (3.75 IN. OD)||$18.00||N/A|
|SBD-32||Waterra SBD-32 1.875 Inch Surge Block||$10.00||N/A|
|SBD-32-W4||Waterra High Flow Delrin Surge Block (3.75 IN. OD)||$18.00||N/A|