Ponar Wash Frame Standard 500um Mesh.

* EPA-recommended 500 um mesh * Convenient hand holds * For heavy grabs For efficient, convenient washing of samples taken by the large Ponar? Petersen, large Ekman, Van Veen and Box Corer.Cross bars support samplers while protecting the screen. Fine sand and silt easily wash out, leaving all specimens and particles larger than 500 mm (the actual SS mesh aperture). Convenient handles on either end. Can be carried by one person, although, like the song, two are better. Comes assembled, ready to use. Made-to-order in custom mesh sizes available. Ship wt: 14 lbs Specifications: * Frame: Heavy gauge solid stainless steel * Screen: Replaceable 500 um stainless steel * Size: 356 x 508 x 102 mm (14 x 20 x 4?