Easier to set up so that multiple columns can be poured at one time. They are designed to hold the full. Webstore sonotube concrete forms in a dry place at the job site: For best results, store forms vertically to maintain roundness. Keep ends covered at all times. Websonotube 24 x 12' round concrete form. 1. 397 cubic yards of concrete. Easier setup and brace so. Web5 days ago · available in 8, 10, 12, 18, 24 and 30 diameters. Made from partially recycled hdpe plastic. Impervious to moisture, before and after pouring.
