Therma-Fleck
Wall Board – EPS and PUR Technical Specifications
Thermal Resistance
Foil Bubble
0.79m2K/W (Including Airspace)
Thermal Conductivity
Expanded Polystyrene (CFC and HCFC Free)
0.038 W/mK EN13153 type E Grade – Fire
Retardant
Polyurethane (CFC and HCFC Free)
0.023 W/mK
Fire Properties
Foil Meets class 1
EPS FRA
Grade – PUR TCEP Grade
Dimensions
450mm x 1200mm
YBS Retaining Disks
1,000 Per Box
YBS Foil
50mm x 50m Roll
Technical
References
BS5250:1987
(1995)
Code of practice for the control of condensation in buildings
BS EN ISO 6946:1997
Building components and building elements: Thermal resistance and thermal
transmitance Calculation method
Building Regulations 2000
Approved Documents L1 &L2
Building Standards Part J
Sept
2001
Building Research Establishment
BR282 Thermal Insulation: Avoiding risk 2002
Foil Bubble Membrane
Tested for emissivity and thermal resistance by the National Physics
Laboratory, England. composite board fully tested by Sheffield Hallam
School of Construction
