1.A pre-packed water well screen consists of one screen telescoped inside another, with an annulus filled with filter
pack at the factory before shipment.
2.The pre-packed water well screen is designed especially for high capicity wells, these screens offer unique advantages
over conventional rod based screens with respect to strength.
3. it features include: collapse strength equal to pipe; double the tensile strength of standard rod based screen; a bioresistant,
hydraulically superior (to silica sand) pack; a greater percentage of open area(for deep applications) than that of a conventional screen,
due to the dual support construction.