Check valve
1 Steel plate + 1 Small parts + 1 Pipe → 1 Check valve
Compatible machines Burner assembling machine MK 01 · Burner assembling machine MK 02 · Burner assembling machine MK 03 · Automated factory MK 01 · Automated factory MK 02 · Automated factory MK 03 · Automated factory MK 04.
Research tier Automation science pack. Fluid handling
2 base seconds per batch. Fractional outputs are average yields.