On 120605 at 2023 hrs Station 4 4 was called to assist 4 9 White Horse with a dwelling fire on Rose Hill Dr in Salisbury Twp. Tanker 4 4 and Squad 4 4 assisted at the scene while Engine 4 4 1 set up a tanker fill at Red Hill Rd . There was extensive fire damage to the single story rancher.The bulk of the fire was quickly knocked down by firefighters followed by thorough overhaul. It appeared the fire started in the area of the fireplace. 4 4 units returned to quarters at 2227 hrs.