AA Tank Supplies: offer a Inspection and repair service using personnel who have many years manufacturing and designing of off line drainage products. Composite materials are common place in the construction of Interceptors / Separators and Package Sewage Treatment Plants including Septic Tank ranges but require expertise when diagnosing problems or failures. AA Tank Supplies offer a totally independent view to inspection and call upon existing European Standards and Environment Agency Guidelines as references to ensure fairness in assessments. If inspection indicates repairs are required AA Tank Supplies have a team of highly experience engineers who will carry out remedial works under strict protocols. All repairs carried out have a 5 year guarantee