We manufacture a full range of 1 hour, 2 hour, 3 hour and 4 hour Fire Door sets, designed to cover all commercial and residential applications. All Spence Fire Doors feature a monolithic refractory core, containing no asbestos or other inorganic fibres, with metal reinforcement to all hardware locations. Every Spence Fire Door set strictly conforms with AS1905. Part 1:2005, your guarantee of optimum protection.