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Inverted Roof Insulation

ProTherm XPS Infill

ProTherm XPS Infill is used to infill at perimeters and around penetrations in conjunction with ProTherm Quantum ‘Hybrid’ and ‘Pure’ VIP insulation boards, ProTherm XPS Infill Boards are an all-round thermal insulation board with smooth surface and overlap.

For use in the ProTherm Quantum VIP Insulation System installed over any BBA Certified Inverted roofing systems.

ProTherm XPS Infill is a rigid, closed cell type Extruded polystyrene board with integral high density skin.  ProTherm XPS Infill has a Zero Ozone Depletion Potential (ODP), a Global Warming Potential (GWP) of less than 5 and an A rating in accordance with the Green Guide to Specification.

Apply ProTherm XPS Infill parallel to roof perimeter long edges. Stagger end joints.

Lay ProTherm XPS Infill with edges in moderate contact without forcing.

Cut ProTherm XPS Infill to fit neatly to perimeter blocking and around penetrations through roof, when using a 2nd layer stagger joints of insulation from first layer.

Cut ProTherm XPS Infill to create an opening large enough to accommodate the installation of either a domical or flat grate into a flanged rainwater outlet.

Apply no more ProTherm XPS Infill than can be covered with aggregate ballast/concrete roof pavers/green roofing in the same day.

Keep ProTherm XPS Infill minimum 75mm from heat emitting devices, and minimum 50mm from sidewalls of chimneys and vents.

Description  Value
Appearance Grey Skin
Board Width 600mm
Board Thickness Single layer 30, 40, 50, 80mm
Board Thickness Double Layer 60 (30+30), 70 (30+40), 90 (40+50)mm
Board Length 1250mm
Thermal Conductivity 0.033-0.036 W/mK

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