Slotted screens are obtained by making cuts all over the pipe in order to exploit the screen collecting capability to the maximum level. Slots are horizontal to pipes generatrices. Data show that horizontal opening are very hydraulically efficient and provide high collapse resistance thanks to the arc shapes of the material around them.

Slotted screens are usually used in fine soils to build up artesian wells, for drainage etc.

The product is manufactured according to customers need: the slots length and the number depend on the requested open area, moreover, cuts can be made on one, two, three or four sides of the pipes whereas the width of the slots is related to soil granulometry.