A further 20 Trivallis owned properties and 17 owner-occupied homes have also been identified as having RAAC, of which four are of the same design and construction.
Mae 20 o gartrefi ymhellach sy’n eiddio i Trivallis a 17 o gartrefi eraill sy'n eiddo i berchen-feddianwyr hefyd wedi cael eu nodi fel rhai a RAAC, pedwar o'r un dyluniad a dull adeiladu.