The Halspan range of Prima and Optima door blanks are formally PEFC CoC Certified. Halspan(UK) door blanks are pre-tested according to British Standard BS476: Part22: 1987(ISO834) and EN1634 pt 1 2000. Halspan is a 3-layer particle board, designed to out-perform other types of board, and made with doors in mind. It is ideal as a solid core door and better to make, veneer and laminate.The flexibility of Halspan increasingly meets the needs of designers: flush and panelled style doors; hardwood, softwood, aluminium and hollow steel frames; as well as glazing style options.