DURATHERM® OS Spray foam system
  • DURATHERM® OS is an HCFC AND CFC FREE two component, 1:1 ratio, rigid foam system which when processed through suitable spray machinery (Graco, Gusmer, Glas-Craft) will produce a rigid foam of approximate density 35kg/m3 with exceptionally good compressive strength. Service Temp range -15oC to 70oC. When tested to BS476 part 7 the foam achieves a Class 1 surface spread of flame.
  • Click to view the benefits of Duratherm

The results:

• Retrofit insulation / stabilisation for pitched / flat roofs
• New build insulation
• Loft conversions
• Commercial buildings
• Ocean going yachts / canal barges


DURATHERM® OS can be used to upgrade the thermal performance of roofs, floors or walls of any property, to meet current building regulations. Standard DURATHERM® OS should not be used on substrates below 5°C.


E500 product details

Our company

Tralas Spray and Pour Foam Insulation provides a wide range of insulation services to give your home the protection it needs. We can provide cavity wall insulation, attic insulation, floor insulation and sound insulation for any premises in Ireland or Scotland.

Our Spray Foam Insulation is tested to Current Building Regulations 2010. Don't settle for anything else. Stay warm this winter and save money. Call us for a FREE quotation

We work closely with our clients to achieve the best possible results, giving you peace of mind.

Our Services

Home Insulation
Industrial Insulation
Cavity Wall Insulation
Commercial Insulation