Chassis
Bespoke built using hot rolled steel beam construction minimum 180mm x 75mm gauge steel with 75mm cross members. All chassis have detachable telescopic draw bars, front and back and sprayed painted as defined BS EN ISO 12944-2:1998 to a C3 category or fully galvanised depending on the individual specification. All homes are supplied with galvanised pyramid axle stands.
Internal Walls
Clad with 9mm plywood or 9mm moisture resistant MDF, fully prepared and decorated achieving a minimum Class 3 surface spread of flames as defined in BS476.
Floors
120mm x 47mm tanalised timber joists treated in accordance with BS8147, bolted to the chassis at 400mm centres. 18mm moisture resistant chipboard. 100mm earthwool insulation over a one piece heavy duty vented barrier.
Roof
145mm x 47mm rafters and 38mm x 76mm timber trusses laid at 600mm centres in accordance with BS5268. Part free and produced to BSEN1059. Profiled granular coated lightweight metal roof sheets achieving a minimum Class 1 surface spread of flames as defined in BS476.
External Walls
38mm x 76mm timber at 400mm centres. Reflective breathable membrane classified as Class E in accordance with BSEN13501-1 2002 overlaid with 40 x 9mm plywood strips to allow for crossflow ventilation behind the cladding. The finish is dependent on the individual specification.
Ceilings
Lounge and living area ceilings vaulted to an angle of 0-21 degrees depending on size and design. Remaining ceilings are flat to a minimum height of 2.3m (7ft 7”) depending on design. Clad with 9mm or 12mm MDF T&G panelling or 9mm decorated plywood meeting minimum Class 3 surface spread of flames as defined in BS476.