Polyfoam Floor Insulation Products: Polyfoam Pitched Roofboard

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Polyfoam Floor Insulation Materials: Polyfoam Pitched Roofboard

Below you will find information on specific products within our range. To ensure that you purchase the correct products to suit your requirements we recommend that, you contact one of our qualified customer focused advisors, who will be only too pleased to help. Please call 08451 306 269 or email us for a quote or advice.

Polyfoam Pitched Roofboard

Short Description
Polyfoam Pitched Roofboard is a high performance, 100% ozone friendly, extruded polystyrene, rigid board insulation system. It is lightweight with shiplap edge details that do not have to meet directly on top of rafters, making installation very quick and simple. Polyfoam Pitched Roofboard is supplied with interlocking rebated edges.
Fire Performance
When Polyfoam Pitched Roofboard is installed in a roof construction it will not contribute to the development stages of a fire.
Moisture resistance
Polyfoam Pitched Roofboard is highly resistant to moisture absorption and will perform as stated if exposed to condensation or other moisture in use. Thermal insulation Polyfoam Pitched Roofboard is a high performance insulant, with aged quoted thermal performance values. The actual performance in use of Polyfoam Pitched Roofboard is outlined in the attached application section.
Compression resistance
The rigidity of Polyfoam Pitched Roofboard makes the board easy to handle and less prone to site damage than less robust materials.
Certification
Polyfoam Pitched Roofboard is 3rd party certified by the British Board of Agrément.

Handling and Storage

Polyfoam Pitched Roofboard is supplied in polythene packs, labelled with identifying product and manufacturing data. The boards are easy to handle and non-irritant, no special protective clothing is required to install them. Polyfoam products should not be left exposed to prolonged sunlight as this will result in surface degradation. Where outside storage for extended periods is required cover with opaque/light coloured sheeting. Ensure the boards are not stored close to open flame or other ignition source, also avoiding volatile compounds and chemicals such as solvents.

Application

Polyfoam Pitched Roofboard is intended for use for thermal insulation of warm pitched roofs over rafters in new build or re-roofing where timbers are not at 600mm centres. In warm pitched roofing over rafter insulation two main issues to address are thickness of insulation over rafters and ease of installation. In pitched roofing insulation, the optimum solution needs to be:

thermally efficient
stable in the long term
rigid
lightweight
easy to install (the ship lap rebates do not have to be supported on rafters)
as thin as possible over rafters (Polyfoam Pitched Roofboard can be used above Polyfoam Raftersqueeze as an infill panel between rafters)

The following range of applications are some of the key areas of use of Polyfoam Pitched Roofboard: In warm pitched roofs in new build or re-roofing in:

Housing
Schools
Hospitals
Offices