Glass fibre roll faced on one side with bituminised kraft paper.
Mayplas 511 Paper Faced Glass Fibre 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.
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
511 Paper Faced Glass Fibre Roll
Kraft paper facing:
Glass fibre nominal density:
Thermal resistance (R-value):
Glass fibre fire rating:
Non combustible to BS EN 476-4.
When used for sound absorption over suspended ceilings, Mayplas 511 will typically achieve a noise reduction coefficient of 0.8 in the range 125–400 Hz.
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531 Foil Faced Glass Fibre Roll
533 Foil Faced Rockwool Roll
534 Foil Faced and Flanged Glass Fibre Roll
536 Foil Faced and Flanged Rockwool Roll
538 White Tissue Faced Rockwool Roll