Customer satisfaction with Nest has been consistently high over the life of the scheme: 97.8% of customers reported satisfaction with the advice services and installations provided by Nest in 2023-24.
Mae boddhad cwsmeriaid gyda Nyth wedi bod yn gyson uchel dros oes y cynllun: Yn 2022-23, dywedodd 98.8% o gwsmeriaid eu bod yn fodlon ar y gwasanaethau cynghori a'r gosodiadau a ddarparwyd gan Nyth.