Complete Thermal Envelope Solutions.
Your single-source partner for NCC-compliant insulation systems. From wall and ceiling batts to roof blankets, building wraps, and slab insulation - we supply the complete product range builders, developers, architects, and homeowners need to deliver thermally efficient buildings on spec and on schedule.
Complete Building Envelope
Insulation for Every Zone
A fully insulated home requires the right product in every location.
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Ceiling Insulation
Highest impact on energy efficiency
Roof Insulation
Prevents condensation and radiant heat
Mid-Floor Insulation
Sound reduction between levels
Exterior Wall Insulation
Primary thermal envelope
Interior Wall Insulation
Acoustic privacy between rooms
Underfloor Insulation
Prevents cold floors and drafts
40-50% Energy Savings
A fully insulated home can reduce heating and cooling costs by up to half annually.
Acoustic Comfort
Interior wall insulation reduces noise between rooms for peace and quiet.
Fire Safety
Non-combustible glasswool helps prevent rapid spread of flames.
Complete Product Range
Full Thermal Envelope Solutions
Everything you need for NCC-compliant construction, from a single trusted supplier. Supplied and Installed to meet your individual requirements.
Ceiling Batts
Australia's thickest and highest performing ceiling insulation. Single-layer installation up to R8.0.
Earthwool Ceiling Batt
Earthwool Ceiling Batt
Earthwool Ceiling Batt
Earthwool Ceiling Batt
Earthwool Ceiling Batt
Need a Custom Specification?
Get a tailored product schedule for your project with pricing and lead times.
It Pays to Go Further
A 9-star home requires approximately 55% less energy to heat and cool than a 7-star home. With rising electricity costs, the savings compound over time.
Cumulative heating & cooling costs
55% lower energy use
Based on an average-sized home in Victoria (NatHERS climate zone 62), over a 50-year period.
Source: Knauf Insulation Homeowner Guide 2025.
Built for Compliance
The certifications, warranties, and technical performance your projects demand.
CodeMark Certified
CodeMark provides confidence that our certified products meet the requirements of the Australian Building Code. Streamline your approvals process.
ECOSE® Technology
Bio-based, plant-derived binder with no added formaldehyde. Low VOC, low dust production. DECLARE Red List Free certified for green building projects.
GreenTag Level A
Earthwool is the first glasswool insulation in Australia to achieve Global GreenTag CertTM GreenRate Level A certification, contributing to GreenStar credits.
FireMark Certified
Non-combustible to AS 1530.1 as defined in the Building Code of Australia. Supports compliance with BAL rating requirements in bushfire zones.
Eurofins Gold Certificate
Holds Eurofins Gold Certificate for Indoor Air Comfort, thanks to low levels of volatile organic compounds (VOC). Certified safe for indoor environments.
Up to 80% Recycled Glass
Made with up to 80% recycled glass, including glass sourced from Knauf's Townsville recycling plant. Up to 65% lower embodied carbon than equivalent products.
Technical Documentation
Download product datasheets, installation guides, and compliance certificates.
Quick Estimate Calculator
Get a ballpark estimate for your insulation requirements. For accurate quotes, contact our trade team.
Estimated Requirements
This calculator provides rough estimates only. Actual requirements depend on building design, framing type, and specific compliance requirements. Contact us for a detailed project quote.
Disclaimer: Star ratings displayed are simulated estimates only and are not NatHERS certified. For compliance or certification purposes, consult a NatHERS-accredited assessor.
Your Next Project Starts Here.
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