Hoy, Lyness, Former Gas Decontamination Station Building

Directorate of Works, circa 1939. Rectangular-plan brick gas decontamination station building set in open landscape to the west perimeter of the former Royal Naval base at Lyness. West elevation has an advanced central section with 2 openings, with a single opening in each of the wings set back to the right and left including a brick blast wall to the right. The north and south elevations have plain gable walls. The east elevation has an opening to right and left and no window openings. Flat roof, with raised central section (formerly a water tower) and brick stack. Roof level lowers slightly at the end bays. The interior was seen, 2013. Most internal fixtures and fittings have been removed, however the original floor plan is evident.