NBS Source
Pavatex Pavatherm-Combi


  • Over-rafter insulation systems.
  • Insulation systems for rear-ventilated facades.
  • Under-rafter insulation systems.
  • As a variant suitable for rendering.


An insulating board for walls and roofs, with multifunctional application options and a profiled edge design. It can be used on both sides and can be laid directly on the rafter. It should be protected against weather exposure.

Features and benefits:

  • Economical additional insulation which can be combined with Pavatex insulation systems.
  • Direct laying on the rafters or as under-rafter insulation.
  • CE marked.
  • Waste code according to The European Waste Catalogue (EWC): 030105; 170201; 170604.
  • BBA Certified 20/5836.

General information


Wood fibre


1800 x 580 mm


Pr_25_57_06_97 Wood fibre batt insulationPrimary


P10/10 Loft insulation

P10/125 Insulation laid between ceiling ties/ joists

P10/140 Insulation fitted between rafters

P10/15 Insulation fitted between rafters

P10/165 Insulation to eaves

P10/170 Insulation to loft access hatches

P10/185 Soffit insulation

P10/20 Insulation to loft access hatches

P10/212 Insulation fixed across inner face of stud walling

P10/217 Insulation slabs fixed to backing wall

P10/220 Sound insulation within timber framed separating wall

P10/40 Insulation fitted betweenor to the face ofstuds

P10/42 Mineral wool insulation slabs fixed to backing wall

Product range

Pavatex Insulation

Specification data - Wood fibre batt insulation Enhanced data


40 mm.

Special order, not approved for roofs, 0.95 m²K/W thermal resistance.

60 mm.

1.45 m²K/W thermal resistance.

80 mm.

1.95 m²K/W thermal resistance.


145 kg/m³.


Tongued and grooved.

Thermal conductivity (maximum)

0.041 W/mK.

Fire performance

To BS EN 13501–1, Class E.

Specific heat

2100 J/kgK.

Water vapour diffusion resistance

3 μ.

Compressive Strength (at 10% deformation)

100 kPa.

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