At risk of fuel poverty – Households needing to pay more than 8%, but less than 10% of their full household income to maintain a satisfactory heating regime.
Mewn perygl o dlodi tanwydd – Aelwydydd y mae angen iddynt dalu mwy nag 8% ond llai na 10% o incwm llawn y cartref er mwyn cynnal system wresogi foddhaol.