b'Ipictures: Mark Heaslip and courtesy of Resene top five home maintenance issues High internal moisture levels. Insufficient sub-floor ventilation under timber floors. Lack ot earthquake restraints on water header tanks and hot water cylinders. Damage to pile foundations. Deteriorating timber frames. So: In the next fewthe government years hopestointroduceamandatorylog book schemeforhomeowners.Much thesameastheservicehistoryon your car.the aim is for all homes to be accompaniedbyalogbookdetailing workcarriedoutontheproperty. Thebook would thenaccompanythe housesaleandactasareferencefor future owners.'