1.Johnson Water Well Screen 2.Wire:1.5*2, 1.8*2.4, 2*3, 2.2*3.5, ... 6.9 3.Support rod:2.6, 2.8, 3.0, 3.8, 4.2, 5, 1.Johnson screen2. ... .5*6.93.Support rod:2.6, 2.8, 3.0, 3.8, 4.2, 5, 6.0, 0Johnson screens ... can avoid blockage,and make sure of the unimpeded water.the consecutive slot have more open area,and it ... can reduce the speed of the water entering to aviod the sand entering the screen under ...