Hefyd, rhoddais gadarnhad bod Nest yn ei ddeg mis cyntaf wedi cytuno ar becynnau gwella ynni ar gyfer dros 3,500 o dai oedd i’w cwblhau erbyn diwedd Mawrth 2012. Mae disgwyl i’r pecynnau hyn sicrhau buddion o £470 y flwyddyn ar gyfartaledd i bob tŷ yn seiliedig ar waith modelu cyfredol. Yn ychwanegol, mae dros 11,500 o gwsmeriaid wedi derbyn ystod o gyngor gan gynnwys defnyddio ynni'n effeithlon, rheolaeth ariannol a dyled.
Also, I confirmed that its first ten months, Nest has agreed energy improvement packages for over 3,500 households which were due to be complete by the end of March 2012. These packages are expected to deliver benefits averaging £470 per annum per household based on current modelling. In addition, to date more than 11,500 customers have received a range of advice including energy efficiency, debt and money management.