Hybrid enclosure is a combination process of extrusions, sheet metal top and bottom, and custom machined panels and body. Extrusion, Sheet metal and CNC machining processes have unique strengths and weaknesses attributed to both. The machined body made of blocks can provide durable and long-lasting housing. while, you can save your money through using extrusions and sheet metal.without wasted time, materials or labor, driving costs down in the process.