The Avid Screen House Compact HD Extended Groundsheet is a two-piece heavy-duty groundsheet set from Avid Carp, designed to fit the Screen House XT Compact shelter while also being compatible with the Revolve Screen House Compact. It comprises a main groundsheet and an extended porch groundsheet to provide full floor coverage. - Main groundsheet dimensions (cm): 245 x 245 - Porch groundsheet dimensions (cm): 215 x 75 - Total weight: 3.4kg