TekTherm™ AK200

Material Specification

TekTherm™ AK200 is a medium duty structural thermal breaks which offer good thermal insulation properties and compressive strength.

TekTherm™ AK200 has been independently tested and certified so specifiers and customers know they are buying a quality product. We can supply this in cut pads, strips or in any other shape within the parameters of the material.


  • Steel to Steel
  • Steel to Concrete
  • Concrete to Concrete
  • Steel to Timber
  • Balconies
  • Canopies
  • Brise-soleil
  • Roof Plant enclosures
  • Façade Systems
  • Balustrading
  • Parapets
  • Man-safe systemsStaircases
  • Building Maintenance Units

Steel to Steel Connection

Column Base Connection

Brickwork to Cladding Connection

Steel to Concrete Connection


Mechanical Properties Unit Value Test Standard
Flexural strength MPa 115 ISO 178:2001
Compressive strength MPa 109 ISO 826
E-modulus MPa 4100 ISO 527-1
Elongation at break % >20 ISO 527-1
Compressive modulus MPa 3000 ISO 604:2002
Charpy Impact Strength KJ/m2 ISO 180:2000
Physical Properties
Density g/cm3 1.15 ISO 1183
Water Absorption (24h 23oC) % 0.95 (max) ISO 1606
Moisture absorption (saturation) % 7 ISO 62:1999
Electrical Properties
Dielectric strength kV/mm 25 IEC 60243-1
Thermal Properties
Operating temperature °C -40 +160
Coefficient of linear thermal expansion °C-1 8×10-5 ISO 11359-2
Thermal conductivity W/m. K 0.184 ISO 12667
Flame retardance °C HB IEC 60695-11-10


Thickness Available
Width 1,000mm x Length 2,000mm mm 6
Width 1,220mm x Length 2,000mm mm 10,12,16,20 & 25

Supply Chain Responsibilities

  • Thermal Modelling – Architect
  • Structural Evaluation – Structural Engineer
  • Cost Evaluation – QS
  • Installation – Contractor


The below information is required for quotations

  • Material spec – TekTherm™ AK200, AK300HT or AK-FR
  • Pad dimensions
  • Thickness
  • Number and size of holes
  • Quantity
  • Delivery Address

RoHS Directive

Hazardous products listed in the EU-directive 2011/65/EU (ROHS-directive), §4 section 1, are not used as ingredients in this material.


  • Asbestos free
  • Low heat conductivity
  • Excellent tolerances with respect to parallelism
  • Long life expectancy >25 years
  • Low water absorption
  • Good hydrocarbon stability
  • Good chemical stability
  • Excellent mechanical durability
  • Very good electrical properties

We aim to deliver all orders within 5 working days however we are well versed with industry requirements and therefore will always turn these around in the shortest time possible. Please call us if you have an urgent requirement and we will arrange your order to be expedited

On and Off-Site Support

We are here to discuss your application and assist you in selecting the right thermal break materials to meet your project specification.

Tekla Plugin available for Thermal Breaks Ltd.

This plugin tool provides easy and efficient design and detailing of our Thermal Break plates within structural steel framed buildings.