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25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12

25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12
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25mm Unilin XtroLiner XO/PR Pitched Roof PIR Insulation Board - 1200mm x 2400mm - Pack of 12

Length: 2400mm
Width: 1200mm
Thickness: 25mm
Pack Quantity: 12
Board Coverage: 2.88m2
Pack coverage: 34.56m2
Thermal Conductivity: 0.021W/mK
R-Value: 1.15m2K/W
Compressive Strength: 150kPa

25mm Unilin XtroLiner XO/PR board has a core of modified polyisocyanurate (PIR) bonded to low emissivity textured aluminium foil facings. Unilin XtroLiner XO/PR board offers excellent insulation performance with excellent thermal conductivity. Unilin XtroLiner XO/PR is CFC & HCFC free and is manufactured under the highest standards of ISO 9001 and 14001 Quality and Environmental Management Systems. 

Note: This product was formerly known as 25mm Xtratherm XtroLiner XO/PR Pitched Roof PIR Insulation Board

CHARACTERISTICS
  • High Thermal Performance Rigid Insulation,
  • Easy to Install,
  • Non-deleterious material,
  • Suitable for new build and refurbishment,
  • Manufactured with zero ODP blowing agent,
  • Reduces Thermal Bridging, 
  • Reaction to fire: Euroclass C s2 d0,
  • Closed cell structure – moisture resistant
APPLICATION
  • Pitched roof
  • Ventilated roof
  • Warm roof
  • Above and between rafters
  • Under rafters, above ceilings
    

INSTALLATION
Ventilated Roofs
  • Allow for ventilation  gaps normally 50mm. (May be reduced depending on breather membrane certification).
  • Cut XtroLiner boards  to fit tightly between rafters flush with  rafter bottom. An additional 2nd layer should be added  to the underside of the rafter.
  • Run second layer transverse to the first.
  • Temporarily fix with nails.
  • Provide vapour control layer  (Aluminium tape joints).
  • Finish with 12.5mm plasterboard fixed  with drylining screws.  S
  • crew fix every 150mm, 12mm from  edge of boards.
  • All board edges should be supported.
Warm roofs
  • Ensure cavity wall insulation has continued to roof height to engage with roof insulation.  
  • Fix a timber stop rail to end of rafter at eaves.
  • Lay Unilin XtrolinerXO/PR insulation stagger jointed over rafters ensuring joints are supported by rafters.
  • Ensure boards are tightly butted fill any gaps with expanding foam. A vapour permeable underlay should be fitted; refer to manufacturers Agrèment certification.
  • Providing an unvented void under the membrane can improve the thermal performance.
  • Fix counter batten with approved fixings.
  • Ventilation may have to be provided  subject to certification.
  • A second layer of insulation may be added between the rafters.
  • Provide a vapour control layer to the underside of the construction. Current Building Regulations/Standards should be considered with regard to  the requirements for and/or provision  of fire stops.
CERTIFICATION

      

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