Sound testing in Devon. Approved Doc E sound testers in Devon, providing ADE sound testing services in Devon by accredited Members of the Association of Noise Consultants (ANC), fully insured ADE sound insulation testing company for Building Control compliance. Local Devon sound test company serving Exeter, Plymouth, Torquay, Exmouth, Exmoor, Ivybridge, Tiverton, Tavistock, Barnstaple, Ilfracombe, Bideford and the South West