Track Record Defects Analysis The types of defect investigations we undertake include… Roof Defect SurveysRoof Defect SurveysExternal Fabric InvestigationsExternal Fabric InvestigationsGround & Drainage InvestigationsGround & Drainage InvestigationsRoof and Thermographic SurveysRoof and Thermographic SurveysTimber Decay SurveysTimber Decay SurveysWater Ingress InvestigationsWater Ingress InvestigationsWindow Condition SurveysWindow Condition SurveysWater TestingWater Testing Our Services Track Record