Also on these boards
Concrete Cloth from Concrete Canvas | Designed by two engineering students in England, Concrete Cloth is a flexible, cement impregnated fabric that when hydrated hardens forming a thin, durable, water proof and fire proof material. It is supplied in 1m wide rolls, 200 sq m long and is available in 3 standard thicknesses.
1, Oil the Larger Container, choose two containers to use as molds. thoroughly coat the inside with cooking oil. 2.Coat the outside of the smaller mold with cooking oil. 3. Fill the larger mold with concrete to about 1 inch from the top. Shake to eliminate air bubbles; level the surface. 4. Push the smaller mold into the center of the concrete, leaving an adequate thickness for the bottom of the planter. 5. let the concrete set for 24 to 48 hours. 6. Remove the Molds and Smooth the Concrete