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Mayplas 513 Paper Faced Rockwool Roll is designed for use in thermal and acoustic applications where additional tear strength is a requirement. The paper facing forms a vapour check to BS EN 2972 and is usually placed on the warm side of the structure.


  • 60–180 mm thicknesses.
  • Vapour check to BS EN 2972.
  • Bituminized kraft paper facing.
  • Ideal for use under metal cladding.

General information

Uniclass 2015

Pr_25_57_06_53 Mineral wool insulationPrimary


P10/10 Loft insulation

P10/125 Insulation laid between ceiling ties/ joists

P10/135 Insulation laid across ceiling ties/ joists

P10/140 Insulation fitted between rafters

P10/15 Insulation fitted between rafters

P10/190 Insulation fitted between studs

P10/220 Sound insulation within timber framed separating wall

P10/240 Insulation fitted between floor joists

P10/250 Insulation supported between floor joists

P10/40 Insulation fitted between studs

P10/45 Insulation laid between floor joists

P10/50 Insulation supported between joists

Specification data - Mineral wool insulation

Product Reference

513 Paper Faced Rockwool Roll


60 mm

80 mm

100 mm

120 mm

150 mm

160 mm

180 mm

Standard product features

Roll width:

1000 mm.

Product Options

Kraft paper facing:

  • 90 g/m² bitumen kraft.
  • Vapour check to BS EN 2972.

Thermal resistance (R-value):

  • 60 mm: 1.50 W/m²K.
  • 80 mm: 2.00 W/m²K.
  • 100 mm: 2.50 W/m²K.
  • 120 mm: 3.00 W/m²K.
  • 150 mm: 3.75 W/m²K.
  • 160 mm: 4.00 W/m²K.
  • 180 mm: 4.50 W/m²K.

Reaction to fire:

A1 as defined in BS EN 13501-1.

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