The Rocks manager has brought in the central defenders after losing both Craig Robson and Spencer Spurway to injury in the 2-1 Isthmian premier division loss at Chichester City on Bank Holiday Monday.
And to compound matters for the Nye Camp chief, Bognor will still be without Tommy Block on Saturday when they travel to face Aylesbury Vale Dynamos in the FA Cup. It was hoped the utility man would be available after recovering from a calf injury but he is still a week away from full fitness.
Duah, 19, who was previously at Eastbourne United before joining Eastbourne Borough during the summer, will be in the travelling squad for the cup clash after The Priory Lane outfit agreed that he could play in the competition.