Glasswool Insulation

Premier Glasswool Insulation

At Premier Insulation, we take pride in offering a nationwide supply and installation network to ensure the proper installation and long-lasting performance of our Glasswool Insulation products. Our locally owned and operated branches are conveniently located throughout the country. Find your local branch here

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Premier Glasswool is a resin-bonded insulation material using up to 90% recycled glass.

Since 1996, we’ve maintained a longstanding partnership with our manufacturing partner in Taiwan, importing high-quality glasswool insulation products for the New Zealand market.
Premier Glasswool is a resin-bonded thermal & acoustic insulation material made using up to 90% recycled glass, and designed for use in framed walls, ceilings, and midfloor applications in both residential and commercial construction. Our Glasswool is available in blanket and segment form.

Glasswool Insulation Facts

Key Features

  • Made from up to 90% recycled glass
  • Resin bonded for enhanced durability
  • Cost effective, flexible, and easy to install
  • High R-Values, up to R7.3 single layer, supporting compliance to NZBC H1 Energy Efficiency requirements
  • Non-combustible
  • BRANZ Appraised & select products are Eco Choice Aotearoa Certified
  • 50 Year Durability Warranty
  • Manufactured under ISO9001 quality systems
Technical Library

Premier Glasswool Insulation Range

Product Nominal Thickness Standard Width Material Density Thermal Conductivity(Δ 50/90) Eco Choice BRANZ
PREMIER GLASSWOOL 90mm WALL, MID-FLOOR & HD CEILING BLANKETS
Premier Glasswool R2.2 Thermal & Acoustic HD Segments 70mm 70mm 580mm 24Kg/m³
Premier Glasswool R1.8 Thermal & Acoustic Blanket 75mm * 75mm 1,200mm 12Kg/m³ 0.0403 W/mK
Premier Glasswool R2.2 Thermal & Acoustic Blanket 90mm * 90mm 1,200mm 12Kg/m³ 0.0399 W/mK
Premier Glasswool R2.4 Thermal & Acoustic Blanket 90mm 90mm 1,200mm 18Kg/m³ 0.0375 W/mK
Premier Glasswool R2.6 Thermal & Acoustic Blanket 90mm 90mm 1,200mm 24Kg/m³ 0.0338 W/mK
Premier Glasswool R2.8 Thermal & Acoustic Blanket 90mm 90mm 1,200mm 32Kg/m³ 0.0492 W/mK*
PREMIER GLASSWOOL 140mm WALL, MID-FLOOR & SKILLION ROOFS
Premier Glasswool R3.2 115mm Wall-Mid-Floor-Skillion Segments 115mm 430mm 22Kg/m³ 0.0354 W/mK
Premier Glasswool R3.2 140mm Wall-Mid-Floor-Skillion Blanket 140mm 1,200mm 11Kg/m³ 0.0425 W/mK
Premier Glasswool R3.6 140mm Wall-Mid-Floor-Skillion Blanket 140mm 1,200mm 16Kg/m³ 0.0386 W/mK
Premier Glasswool R4.0 140mm Wall-Mid-Floor-Skillion Blanket 140mm 1,200mm 24Kg/m³ 0.0332 W/mK*
Premier Glasswool R4.5 165mm Skillion Roof Segments 165mm 430mm 20Kg/m³ 0.0332 W/mK*
PREMIER GLASSWOOL Ceiling Blanket
Premier Glasswool R3.3 Ceiling Blanket 145mm 145mm 1,200mm 12Kg/m³ 0.0417 W/mK
Premier Glasswool R3.6 Ceiling Blanket 155mm 155mm 1,200mm 12Kg/m³ 0.0410 W/mK
Premier Glasswool R4.1 Ceiling Blanket 175mm 175mm 1,200mm 12Kg/m³ 0.0405 W/mK
PREMIER GLASSWOOL Ceiling Segments
Premier Glasswool R3.6 Ceiling Segments 175mm – 430mm 175mm 430mm 8Kg/m³ 0.0478 W/mK
Premier Glasswool R4.1 Ceiling Segments 195mm – 430mm 195mm 430mm 8Kg/m³ 0.0468 W/mK
Premier Glasswool R5.2 Ceiling Segments 230mm – 430mm 230mm 430mm 10Kg/m³ 0.0423 W/mK
Premier Glasswool R6.3 Ceiling Segments 260mm – 430mm 260mm 430mm 12Kg/m³ 0.0412 W/mK*
Premier Glasswool R7.3 Ceiling Segments 275mm – 430mm 275mm 430mm 16Kg/m³ 0.0365 W/mK
PREMIER GLASSWOOL Masonary Wall & Service Cavity Blanket
Premier Glasswool R1.0 Masonry & Service Cavity Blanket 40mm 40mm 1,200mm 13Kg/m³ 0.0405 W/mK
Premier Glasswool R1.3 Masonry & Service Cavity Blanket 50mm 50mm 1,200mm 16Kg/m³ 0.0385 W/mK