At 0415 hrs on saturday morning staion 82 was alerted to assist station 86 of a working house fire in west Rehoboth.  82-5 82-1 and 82-9 responded.  First arriving units found a house with fire through the roof.  Lewes crews assisted with fire supression and overhaul.  Engine 82-5 also assisted in water supply.  Crews operated for about 3 hours before returning to Lewes.