Premium Polyester Underfloor Insulation

Insulate under your timber floor with Australia’s highest rated, most energy efficient, eco-friendly underfloor insulation.


Energy Efficient and Eco-Friendly

Save up to 20% on your energy bills, every year, and put hundreds of dollars back into your pocket when you install the best underfloor insulation: Polyester. It also is the most reliable and eco-friendly insulation GUARANTEED TO LAST FOR 50 YEARS!

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Special Size for Best Result

Unlike clumsy, standard length batts, or fixed boards, our polyster underfloor insulation is supplied in 11.6m long rolls, which means fewer joins for perfect coverage under your floor. It is specially manufactured at 450mm wide so that it can fit snugly.

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Doesn’t Attract Rats or Ants

The composition of polyester underfloor insulation does not appeal to rodents at all so they will not take it for food. ecoMaster’s stapling technique ensures that there is no opportunity for them to squeeze in and create a nest under your floor boards.

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Stapled, Not Strapped!

ecoMaster’s Polyester underfloor insulation is secured with staples every 10-15cm along the edge of the floor joists. While it’s common to attempt holding their insulation up with plastic packing straps or wire, this technique rarely works long-term.

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Request Your Free Underfloor Estimate Today

Make your home cosy from the ground up with the most effective insulation and fitting technique.

Frequently Asked Questions

How does underfloor insulation work?

Underfloor insulation protects your home from unwanted heat gain in summer but prevents heat to escape in the colder months.
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Why is polyester the best type of insulation?

This product is high-performance, low allergenic, moisture and rodent resistant, and it maintains its loft for the lifetime of your home.
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What type of floor is suitable for underfloor insulation?

The most appropriate for underfloor insulation is timber floors. Timber floors (with or without carpet) are supported by wooden joists that the insulation is easily stapled into.
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How much space is necessary to install underfloor insulation?

It’s less than you’d think! Our installers only need 40cm clearance under a floor to install your insulation. That’s just a little bit under knee height.
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How much will it cost?

The cost of the insulation will depend on the size of your home and some other factors like the distance from your area to our Tullamarine headquarters. Inquire now to get FREE pricing.
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What about obstructions and joist spacing?

These impact on how long the job will take. Pipe works, ducting or cabling can make it hard to move around under the floor. Uneven joist spacing, which requires a special installation technique to achieve perfect coverage.
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Reviews from Real Customers

2 Types of Underfloor Insulation

We offer the highest quality polyester underfloor insulation in two ways. Choose which one suits you.