COMAIN is a handset light formwork that can be manipulated by a single operator. Thus, it can be handled without crane.This system allows building any vertical concrete structures for small or large areas: Walls, foundations, one-sided walls, beams, columns^It includes different types of panels, universal panels, corners, compensations ^capable of solving all types of geometries.The system withstands up to 40 kN/m 2 concrete pressure.