By creating your own concrete mold out of cardboard boxes, you can completely customize the style and size of your planter to ...

[Thomas Sanladerer] wanted to create some molds using 3D printing for concrete and plaster. He used a delta printer with flexible filament and documented his process in the video below. If you ...

Apply with a garden or tank sprayer, which are sold separately. For outdoor use, look for a bleach-free mold and mildew remover. Diluted liquid chlorine bleach removes mold from concrete ...