Spire hospital in Wrexham is contributing 27 beds, the Deeside Leisure centre will accommodate 246 beds and Bangor University has provided capacity for a further 250 beds.
Mae ysbyty Spire yn Wrecsam yn cyfrannu 27 o welyau a bydd 246 o welyau ar gael yng Nghanolfan Hamdden Glannau Dyfrdwy.