Byddant yn cael lefel uwch o gymorth i adlewyrchu'r ffaith nad ydynt yn cael  cymorth arall, megis SBRR, ac y gallent wynebu cynnydd mawr yn eu hardrethi yn sgil yr ailbrisio.
They will receive a higher level of support to reflect the fact they are not receiving other support, such as SBRR, and may be facing large increases in their rates following the revaluation.