This Sona deep mount Kit provides two large metal anchors to dig into the ground. Concrete does not need to be poured on-site. This is a great alternative when installation needs to be completed in a day, but it is more expensive in material, considering the price of the large metal anchors compared to the small L anchors to be used with concrete. Choose an installation type that fits your situation best. Lappset Sona can be installed in various situations, from outdoors in grassy, sandy, rocky, or tiled or concrete surfaces to indoor areas. Available standard options are: – Deep mount – Surface mount – Exhibition mount Do you prefer another installation type? No worries; we are happy to provide you with a custom mount installation solution that best suits your location.