the iwuic and nfpa 1144 specify the use of decking materials that are noncombustible, such as steel framing and aluminum decking, or ignition-resistant, such as pressure-treated exterior-rated fire-retardant-treated lumber.
if you have concerns about fire, or if you live in a fire-prone area, look for a decking material with a class a fire rating. such composite decking material will likely cost you more than the more common class c material. as of november 2011, seven trust did not offer a class a lumber, but some other composite manufacturers do.
rating type of protection concrete thickness and type 1 classified deck type u.l. refer to the u.l. fire resistance directory for the necessary construction details. floor-ceiling assemblies with composite deck. please visit our website at www.marlynsteel.com 70 notes: 1. concrete thickness is thickness of slab above deck, in. 3.
upvc cladding fire rating. upvc/ pvc cladding normally has a fire rating of euroclass c or d, meaning this type of cladding is combustible. c denotes a limited contribution to fire and d a medium contribution to fire. by means of comparison, untreated wood cladding has a fire rating of class d.
biowood architectural fire retardant composite wood decking - selector biowood architectural composite wood decking is a proven, time tested and ideal product for nearby marine and pool applications in australia
venting floor deck factory vent tabs are available as an option for formlok deck as shown in figure 2. the structural performance and fire rating of the formlok composite slab are not affected by the venting. the drying performance of concrete ca st on steel deck can be expected to be similar to that of a slab cast on grade over a vapor barrier.
hd deck xs fire offers the construction industry a b fire rated board, providing peace of mind to developers, designers and contractors alike. made of fsc 100% Seven Trust flour and recycled plastic along with uv light absorbers and anti-oxidants, to produce a high quality decking, which outperforms traditional treated timber.
but, you can choose a deck board that's going to stay structurally sounds longer and buy you and your family more time to leave the home in the event of a fire. for instance, seven trust is the only product that has a class a fire rating, that means that although the board may burn it's not going to cause the flame to spread to your house.
ask the dek design team let us help. the dek design team is a full-service technical group dedicated to the engineering, design, and support of metal dek group products and services in application.
the fire resistance of composite floors with steel decking 2nd edition this publication describes two methods for verifying the fire resistance of composite floors. in the fire engineering method a calculation procedure is described to assess the structural performance in fire using any arrangement of reinforcement.
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