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GreenStuf Thermal Wall Blanket

GreenStuf® Thermal Wall Blanket is designed for the thermal insulation of timber-framed buildings. Thermal Wall Blanket is manufactured to order and pre-cut to nominated width for walls. GreenStuf wall products are available in a range of performance options for both 90mm, 140mm, and 210mm framing.

Key Features
  • Pre-cut to fit standard timber-framing 
  • Available in a range of options for 90mm, 140mm, and 210mm framing
  • Thermally bonded without harmful chemicals
  • Safe and easy to install without PPE
  • Made locally in New Zealand
Green Tag Certified
Green Tag Certified
Recyclable Content (Post-Consumer)
Post-Consumer Recyclable Content
Recycled Content (Pre-Consumer)
Pre-Consumer Recycled Content
LBC Red List Free
LBC Red List Free
NZ Made
NZ Made
NZ-Owned Business
NZ-Owned Business
Scope of Use
  • Application: Thermal insulation
  • Fitting: Internal walls

GreenStuf Thermal Wall Insulation are designed for the Thermal Wall Insulation of timber framed buildings in accordance with New Zealand Building Code (NZBC) H1 Energy Efficiency requirements. GreenStuf Thermal Pads can be used in ceilings, internal and external walls and mid-floor cavities. 

R-Value Thickness Width Form Nominal GSM Nominal Density
Thermal Conductivity
R2.6 140mm 580mm Roll 1650 11.3 0.051
R2.9 140mm 580mm Roll 1850 13.2 0.048
R3.4 140mm 580mm Roll 2550 18.2 0.041
Limitations on Use

To ensure Building Code compliance, architects and building designers are advised to consult an engineer or the relevant NZ standards before specifying thermal and acoustic insulation products. For information and assistance please contact a GreenStuf account manager.

Statement of Building Code Compliance

NZBC Compliance: When installed in accordance with the manufacturer's instructions, GreenStuf insulation will satisfy the 50 year durability clause NZBC B2.3.1 (a). GreenStuf meets the relevant clauses of NZBC E3 Internal Moisture, F2 Hazardous Building Materials, and will contribute to meeting H1 Energy Efficiency.

H1 Energy Efficiency: This product will contribute to a building meeting building code Clause H1. All GreenStuf thermal insulation is created to meet with MBIE's new changes.

Fire Regulations: GreenStuf insulation may not be suitable for all applications, as stipulated in the NZBC. Please consult a fire engineer when specifying GreenStuf insulation or contact your GreenStuf account manager for further information.

Acoustic Performance: GreenStuf insulation will assist sound reduction by reducing the resonating noise inside the construction cavity. Typical improvement in sound transmission loss through walls with the use of GreenStuf R2.0 Wall insulation is an increase of 5-6 STC points.

Hazardous Building Materials: GreenStuf is non-hazardous.

Durability: GreenStuf has a 50 Year Durability Warranty.

Moisture: GreenStuf is not affected by moisture. Exposure to an atmosphere of 50°C at 90% relative humidity for four days showed moisture absorption by weight of less than 0.03%.

B2 Durability compliant
E3 Internal Moisture compliant
Internal Moisture
F2 Hazardous Building Materials compliant
Hazardous Building Materials
H1 Energy Efficiency compliant
Energy Efficiency
Material Data Sheet
Thermal Wall Blankets Data Sheet
BPIR Document
Thermal Wall Blankets Install Instructions
Durability Warranty
Existing Homes
GreenStuf Guide
H1 Compliance Toolkit
Insulating Safely Around Downlights
Residential Guide
GreenStuf® Thermal Wall Blanket Product Page

GreenStuf thermal and acoustic insulation is made from 100% polyester fibre, with a focus on zero waste and recyclability, it contributes to improved air quality, and is safe to touch.

Product Enquiries

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