Unsure if the WHOLE confined space that your about to go into is fit for human occupation due to its size? Need trained personnel to enter under the assistance of Breathing Apparatus (BA) to check for harmful contaminates, explosive limits or gases ?

SAS have employees with the skills and qualifications, gained in the mines rescue & off shore rescue environments to enter areas under the aid of Breathing Apparatus (BA) while on or off rope, as required.