Block system for mounting solar panels on metal profile/bitumen roof. Purpose of the mounting kit: Bitumen roof kit, Pitched roof kit; Number of panels in a row: 1 solar panel in a row, 4 solar panels in a row, 5 solar panels in a row, 6 solar panels in a row, 7 solar panels in a row, 20 solar panels in a row; Length of the profileless block system : Aluminum block 30 cm