Groundwork For Structure Size(s) 10×4 Quick-install Regular Structure Foundation. Establish a bedrock for a yard construction using an EcoBase Quick-install Foundation Pack. As a sustainable option to pavement slabs or moist-mix cement, Ecobase Quick-install consists of upcycled frameworks that link together to offer you a foundation for your yard construction that is sturdy, robust, enduring and adequately drained. Foundation For Construct Size(s) 10×4 Quick-install Regular Structure Foundation