Considering it yet again, the Volvo SD120 leg is isolated electrically from the motor... I'd have To make certain this isolation is maintained .. Cannot photograph the transducers but isolation shouldn't be as well challenging I've my kit and am shortly about to construct it. I checked out the Sealine https://oxygenchambercost07395.ampblogs.com/detailed-notes-on-cost-hyperbaric-oxygen-chamber-72538166