Airtec Technical

Technical Properties

DimensionsAirtec SingleAirtec DoubleAirtec Double Bubble
Thickness4mm4mm7.3mm
Width1050/1200/1500mm1050/1200/1500mm1050/1200/1500mm
Length25m roll25m roll25m roll
YBS Foil Tape50m x 75mm50m x 75mm 50m x 75mm
Thermal performanceAirtec SingleAirtec DoubleAirtec Double Bubble
Bubble0.125²K/W0.125m²K/W0.173m²K/W
Cavity0.665²K/W0.665m²K/W0.665m²K/W
Total Thermal Resistance0.790m²K/W1.455m²K/W1.503m²K/W
EnvironmentalCFC & HCFC FreeCFC & HCFC FreeCFC & HCFC Free

Technical Reference

  • Building Regulations 2000 Approved Documents L1 & L2
  • Building Standards Part J Sept. 2001
  • BRE publication ‘Thermal Insulation: Avoiding the risks’
  • BRE Paper IP12/94 ‘Assessing the Condensation Risk and Heat Loss at Thermal Bridges Around Openings’
  • BS EN ISO 6946 : 1997 Building components and building elements – Thermal resistance and thermal transmittance – Calculation method
  • British Standard References: BS 5250 Control of Condensation in Buildings
  • Emissivity measured by National Physical Laboratory
  • Thermal resistance measured by Independent Test Laboratories
  • Tested to BS EN 12153:2000 for water tightness and air permeability
  • Manufactured in the UK and meeting the requirements of BS EN ISO 9002

Condensation Risk

Further to calculating the thermal insulation requirements through a cavity wall, a check should be made for predicting the risk of condensation within the structure. This should be carried out using the method described in BS5250:1999.