The UltraLite® UC3636-3 is a 36 x 36 x 3 in. lightweight concrete composite equipment pad designed to support condensers, heat pumps, and other outdoor equipment. UltraLite® is strengthened by miles of fiber in each square foot of fiber-cement coating which also provides e x cellent resistance to cracking or breaking. The concrete outer skin and EPS foam inner core provide fle x ibility and vibration dampening. The solid bottom provides e x cellent resistance to settling.