

R3.5 Pink Batts Glasswool Ceiling Insulation
R3.5 Pink Batts Glasswool Ceiling Insulation is a thermal glasswool batt from Fletcher Insulation with one of the higher R-values in the Pink Batts ceiling range. The 175 mm thickness provides strong resistance to heat flow, reducing reliance on air conditioning and improving occupant comfort across all seasons.
Specifications
- R-value: 3.5 m²K/W
- Thickness: 175 mm
- Width options: 430 mm or 580 mm
- Length: 1160 mm
- Material: Glasswool (mineral wool)
- Recycled content: Approximately 70% recycled glass
- Non-combustible: Yes
- Allergen profile: Low allergen
- Ozone-depleting substances: None used in manufacture
- Warranty: Homeowner lifetime warranty
Applications
Suited to ceilings where a higher-than-minimum R-value is specified, particularly in climate zones with significant temperature extremes. Installed between ceiling joists in new builds and in existing homes where the ceiling space is accessible. Also contributes to acoustic comfort by absorbing airborne sound between roof spaces and rooms below. Compatible with standard joist spacings in domestic and light commercial construction. ODP-free formulation.
Frequently asked questions
Why choose R3.5 over R2.5 or R3.0?
A higher R-value reduces heat transfer more effectively, which can translate into lower energy costs over the life of the building. R3.5 suits climates with hot summers or cold winters where additional insulation depth provides a measurable benefit.
Does this product provide acoustic benefits?
Pink Batts absorbs airborne sound and contributes to acoustic comfort. For targeted sound reduction between rooms, a high-density Pink Soundbreak batt is more appropriate.
Can this be installed in an existing home?
Yes. In most existing homes the ceiling space is accessible, allowing batts to be laid between joists without disturbing wall or ceiling linings.
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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FAQs
What is your return policy?
All refunds and returns are determined by the manufacturer's terms of sale. Change-of-mind refunds are not accepted, but all valid warranty claims will be managed by AKA Acoustics in compliance with consumer law.
How long will it take to receive my order?
Freight lead times will be provided upon order confirmation. Standard items typically ship within 4–6 weeks, while custom orders may take 6–12 weeks.
Is my payment information secure?
Yes, all payments are securely processed through Stripe and are protected under their Terms of Service. AKA Acoustics do not store any payment information ourselves.
How are freight costs calculated?
Freight costs are determined at the time of quotation to ensure accurate pricing based on your specific order. For any questions, please email sales@akaacoustics.com
How can I contact support?
For account inquiries, email accounts@akaacoustics.com. For order support, email sales@akaacoustics.com.

