Nest home energy efficiency improvements has delivered estimated energy bill savings averaging £595 per household per year, making a real difference to fuel-poor households.
Mae gwelliannau effeithlonrwydd ynni cartref Nyth wedi arbed amcangyfrif o £595 y flwyddyn yr un oddi ar fil cartrefi ar gyfartaledd, gan wneud gwahaniaeth go iawn i gartrefi tlawd o ran tanwydd.