This 8 x 8 in spring fit access panel is used in residential and commercial applications to conceal plumbing, wires, cables and spa pumps. This panel is made of durable white polystyrene and can be painted or wallpapered to match the surrounding decor. It is designed to fit any size shape hole from 5 in x 6 in to 8 in x 8 IN. No exact measurements of hole required to install.