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Expol Expol Black R1.8 Underfloor Insulation 410mm Black

SKU: 131744 MODEL: BLACK410
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Mitre 10
  • Available at selected stores. Check your local store for details


The EXPOL black is an underfloor insulator that ensures premium warmth. It is quick and easy to use with new and existing timber floors. Compared to other polystyrene insulation boards, the revolutionary EXPOL black is 30% more efficient. Its graphite construction ensures longevity and does not gets sagged or slumped easily. An ideal choice for energy-efficient homes, this underfloor insulator promotes better health benefits and greatly encourages cost savings.
Features and benefits
  • Premium underfloor insulation.
  • Easy to install.
  • Expol black is the easiest and most efficient way to insulate new or existing timber floors.
  • Expol black is unaffected by moisture and does not require maintenance.
  • EPS is product that is 98% trapped air and is a recyclable product.
Self Assembly

Buying options


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Request a quote

Product not available for online purchase but can be purchased in-store. Request a quote to receive pricing and availability from your local store.

Brand Name
Country Of Origin
New Zealand
Coverage Area (Square Metres)
Model Name
Expol Black R1.8 Underfloor Insulation
Model Number
Packaging Depth(mm)
Packaging Height(mm)
Packaging Width(mm)
Product Height(mm)
Product Length(mm)
Product Weight(kg)
Product Width(mm)
Roll or Segment
Warranty Years
50 Year Warranty

Unfortunately due to size, weight or the materials involved we are not able to offer delivery for this product online. But you can still buy online for collection at your local Mitre 10 MEGA store or alternatively contact your local store, as some stores do offer a delivery service on large items.

No Hassle Returns

We are happy to exchange or refund any unopened and unused, non-customised items returned to us in their original condition and packaging, including all accessories and the invoice or delivery docket, within 28 days. Customised products, which include products cut, made-to-measure, special order or mixed to specific requirements, cannot be refunded or exchanged.

It’s always easiest to return your product to the store you got it from, but you can return it to any Mitre 10 store. If you prefer to courier your product back to us, just check your invoice to see which store dispatched your order and that’s where you send it back to.

We will refund to your original payment method where possible or, if you prefer, we can issue you a Mitre 10 gift card for the sum equal to the cost of the product excluding handling and any delivery or returns costs.

Faulty Goods

If a problem occurs with a product purchased from Mitre 10 please contact us. We will arrange for it to be repaired or replaced, or provide a refund as specified by the Consumer Guarantees Act.

  1. Some of the products shown on the website may not be available from your local Mitre 10 Store.
  2. In-store pricing may vary.
  3. All prices include GST.
  4. Plants are sourced from local regions and availability and varieties may vary from store to store.

Mitre 10 (New Zealand) Terms & Conditions apply.