Wood treatment system and method for wood treatment

A system for treating wood (30), comprising:

• (a) a treatment vessel (14) configured to receive at least one wood stack (4) for treatment and a treatment fluid, and further configured to immerse at least partially said at least one wood stack in said treatment fluid,
• and
• (b) a stack holding system (2) for holding the at least one wood stack (4), the stack holding system (2) comprising:
• a frame (6), configured to support the at least one wood stack (4);
• a first element (8), connected to the frame (6) near an upper side of said frame (6), configured to exert a first, downward force on the at least one wood stack (4);
• and
• a second element (10), connected to the frame (6) near a lower side of said frame (6), configured to exert a second force on the at least one wood stack (4) in a direction opposite said first force, wherein
• the first element (8), the second element (10) or both are configured to exert an adaptable force on said at least one wood stack (4), and
• the first element includes one or more compression springs configured to exert an adaptable substantially downwardly directed force on an upper side of the at least one wood stack.