Earthwool® R-7.0 Ceiling Insulation
Overview
Earthwool® R-7.0 Ceiling Insulation is our second highest-rated option, offering superior performance and exceptional energy-saving properties — helping to keep your home cool in summer and warm in winter.
Product Description
The Earthwool® Ceiling Insulation Batt Range includes a selection of R-values, giving builders, designers, installers, and DIYers the opportunity to choose the best thermal performance for their project.
Earthwool® Ceiling Insulation Batts improve the thermal comfort and energy efficiency of buildings, maintaining a consistent indoor climate year-round.
TwinTech® Technology
The soft and easy-to-handle benefits of Earthwool® insulation are enhanced with TwinTech® — a dual-forming technique that ensures a smooth finish on both sides, improving handling and appearance.
Sustainability & Materials
Earthwool® insulation is made using:
- Up to 80% recycled glass
- ECOSE® Technology — a sustainable, plant-based binder containing no added formaldehyde
This results in a natural brown colour with no dyes or colourants — a mark of its eco-friendly composition.
Key Benefits
- TwinTech® – smooth finish on both sides
- High thermal performance – year-round comfort
- Sound absorbing
- Non-combustible
- Energy saving – lower energy bills
- No added formaldehyde
- Soft to handle and install
- Compression packed – more product per pack
- Odourless
Technical Specifications
Thermal:
- AS/NZS 4859.1 (2018)
Fire Hazard Properties (AS/NZS 1530.3):
- Ignitability: 0
- Spread of Flame: 0
- Heat Evolved: 0
- Smoke Developed: 0–1
Other Properties:
Water Vapour Absorption: Less than 5% by weight
Microbial Growth: Does not support microbial growth
Corrosion Resistance: No greater than sterile cotton
Combustibility (AS 1530.1): Non-combustible
Available Options
Performance & Compliance
- Non-combustible and complies with AS1530.1:1994
- Provides acoustic performance through inherent sound-absorbing properties
- Does not sustain vermin or attract insects
- Should not be compressed, as this reduces R-Value and product recovery
Comfort & Handling
Earthwool® uses a combination of new technologies to improve comfort:
- Proprietary fiberisation process – creates longer strands with fewer “ends,” reducing irritation
- ECOSE® Technology – provides a softer, less “crunchy” and less dusty texture than traditional glasswool
Environmental & Safety Certifications
- BRANZ appraised – complies with Australian Standards
- Eurofins Gold Certified as an outstanding material under VOC Indoor Air Quality regulations
- Eurofins Indoor Air Comfort Gold Standard – awarded for superior air quality and sustainability
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