Carpet Underlays


When choosing carpet for your home, one of the most important decisions to consider is what goes underneath.  Buying new carpet is a significant investment, and your underlay can play a huge role in how well your new carpet performs.  This is why Derry’s Flooring will only working with quality assured, Australian made underlays.

Dunlop Carpet Underlays absorb impact which ensures that your carpet not only retains its structure and appearance, but also makes your home a more comfortable place to live.  We understand that comfort also extends to factors that you can’t necessarily see, such as the quality of the environment in your home.

Our 9mm Dunlop Springtred underlay is Green Label accredited by the Carpet and Rug Institute USA, which ensures that it meets the strict criteria on VOC emissions for superior indoor air quality.  It is also treated with Dunlop Fresh-Living which helps to control dust mites and provides proven effective control of bacteria, mould, mildew and fungi which may also assist in the prevention of allergies and asthma.

Springtred Supreme

Dunlop Springtred extra is included as our standard underlay with every carpet installation purchase. With its extra density and 9mm thickness, Springtred Extra works hard to provide improved comfort underfoot and added performance. Springtred Extra is also treated with the proven antimicrobial for added allergy and asthma prevention.


  • Thickness: 9mm
  • Density: 95kg/M3
  • Acoustic Performance: 26dB
  • Thermal Insulation: R 0.22
  • Classification: Luxury
  • Treatment: Dunlop Fresh Living
  • Green Label Accredited
Dunlop Carpetmate Premium

Upgrade to our 11mm Dunlop Carpetmate Premium underlay for truly outstanding performance and comfort. Boasting the highest density and thickness in the Carpetmate range, it improves carpet durability for even longer lasting luxury.


  • Thickness: 11mm
  • Density: 110kg/M3
  • Acoustic Performance: 26dB
  • Thermal Insulation: R 0.26
  • Classification: Luxury
  • Green Label Accredited
  • Which fabric is right for me?



    Blocks out the light and harmful UV radiation. Blockout fabrics also provide excellent thermal properties and are available in a wide range of designs, textures and colours.


    Delivers daytime privacy and obscures views in the evening, however allows natural light to filter into your space and will offer some protection against UV.  Available in a wide range of designs, textures and colours.


    Offer daytime privacy and some UV Protection. Screen fabrics come in a variety of openness factors which will determine the view through, light through and UV protection.  Available in a range of textures and colours.