FLUTe liners are flexible sleeves of impermeable nylon fabric that are closed on one end.  When installed in a well and pressurized with air, water, or mud, the liners seal to the interior of a borehole. Liners can be made of many different strength fabrics and diameters ranging from 2" to 30"+. Liners can be installed in the overburden through sonic casing and direct push and in bedrock by eversion in open boreholes.

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