Pop Up Power Supplies® works closely with a wide range of construction professionals at any given point in the Specification process. Our team works with Architects, Planners and. Our Flip Lid Power Units were installed in public areas in the town of Stamford, Lincolnshire, for their market events they hold on a weekly basis. We worked closely with Council. Pop Up Power Supplies® provide a range of retractable service unitsfor new build and refurbishment construction projects throughout the UK. Architects, Contractors, Electrical Engineers and other industry professionals appreciate our power units compared to traditional generators, due to the retractable nature of the units and the.