Fulachtaí fia, the plural of fulacht fia, are among the most common prehistoric monument types in Ireland, typically appearing as horseshoe-shaped mounds of heat-shattered stone and charred material left behind after repeated episodes of water-boiling, most likely for cooking. They tend to cluster near water sources, and the fact that two survive so close together at Cloghphilip suggests this particular patch of ground was returned to again and again, perhaps over generations.

The site itself survives as a spread of burnt material measuring approximately 12 metres north to south and 16 metres east to west, which places it towards the mid-range in size for monuments of this type. What makes the location more legible is the 1842 Ordnance Survey six-inch map, which records a well in the immediate vicinity. Water is the functional heart of any fulacht fia, since the method depends on heating stones in a fire and dropping them into a water-filled trough to bring the liquid to a boil. That well no longer survives, but its presence on the nineteenth-century map reinforces the logic of why prehistoric people chose and kept returning to this spot. The nearby companion site, recorded separately, only deepens the sense that this was an area of sustained activity rather than a single isolated episode.