Underfloor Insulation - DIY pick up (R 1.5)


NOTE:  With the 1 July deadline looming, we have made the call to put a hold on all retail sales of insulation. This is to make sure that we have enough insulation to fulfill the jobs we have already booked.

 If you would like us to get in touch when the next shipment of instillation arrives, please fill out this form -> Add me to the wait list 

Alternatively if you are looking to top up your insulation, you can grab bags of off-cuts from our EcoShop at any time. A koha is appreciated.

Sorry for any inconvenience this may have caused



100% polyester underfloor insulation is a premium insulation blanket which makes homes warm, energy-efficient and safe. 

Polyester insulation is:

  • Warm and energy-efficient
  • Fire retardant and safe with insulation-coverable downlights 
  • Moisture and vermin resistant 
  • Chemical free and safe to touch 
  • Environmentally friendly - made locally from a minimum of 45% recycled PET plastic and recyclable after use
  • Future-proof thickness - R1.5
  • Backed by a 50 year manufacturer durability guarantee

Find out more.

Up to 20% of the homes heat and energy can be lost through the underfloor. Poor quality or missing underfloor insulation can also cause uncomfortable draughts to come up through the floor boards. A home needs well fitted underfloor insulation in good condition, in all accessible areas and to be at least R1.4 thickness to trap in the heat and energy. 

DIY polyester underfloor insulation blankets are available to collect in-store.  

NB – Installation is by an experienced insulation installation professional is recommended by manufacturers. Sustainability Trust services include insulation assessment, fix-up, top-up and full install. Insulation installations come with a three year workmanship guarantee to NZS:4246 (2016) standards.

Top tip: Could you get subsidised insulation with government funding? Find out more.

Get in touch if you would like to know more about home energy efficiency and insulation products.

Please note there is no delivery available for insulation, only Pick Up from our EcoCentre.