Double Stack Nets: Double Stack Hammock Double Stack Hammock The double stack nets are ideal for larger areas and multiple occupants due to their strength and durability. These nets are made from two layers of 2” square netting, and then the perimeter is reinforced with a sewn edge and a 5/8” thick rope. The border rope serves to create a stronger connection point, so the stress is taken off the thinner 2” square netting. Typically, they are connected to wooden platforms using zinc coated or…