Chamber elements defining an internal chamber to be utilized during a substrate related stage selected from the group consisting of substrate manufacturing stage and substrate inspection stage, the chamber elements comprising: a first element having a first surface; a second element having a second surface about the periphery of the internal chamber; a third element connected to the second element; and a clamping mechanism that is connected to the second and third elements and is arranged to press the second element towards the first element; wherein a first area of the first surface and a second area of the second surface come into proximity with each other at a first interface; wherein the first surface is positioned above the second surface; wherein a gas groove and a vacuum groove are formed in the second area; wherein the second element comprises a gas conduit that is arranged to provide gas to the gas groove and a vacuum conduit that is arranged to provide vacuum to the vacuum groove; wherein a provision of the gas and the vacuum assists in a formation of a gas cushion between the first and second areas; wherein the chamber elements are operable to partially surround a first portion of a movement system and a substrate during the substrate related stage, the movement system is arranged to introduce a movement of the first element in relation to the second element and the third element, wherein the gas cushion maintains predefined conditions in the internal chamber during the movement.