R6.8 Double-Layer System

By GreenStuf®
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The R6.8 double-layer system is the first BRANZ appraised double layer insulation system in the New Zealand market. Through the double-layering of R3.4 ceiling insulation pads, we can increase the thermal efficiency of your ceiling to R6.8. This is above the required R6.6.

Details
  • Category
    Roof & Ceiling Insulation
  • Range
    Thermal Ceiling Insulation
  • Brand
    Greenstuf®
  • Year
    2022
  • Warranty
    50 years
General
  • Country of origin
    New Zealand
  • Type of use
    Commercial and Residential
Specifications

R-value: R6.8

Thickness: 280mm (2 x 140mm)

Form: Roll

Width: 870mm

Nominal GSM (kg/m3): 2850 per layer

Nominal density (W/mK): 20.4 per layer

Scope of use

The R6.6 double-layer system is designed for use in the ceiling of residential homes. This system is suitable for a trussed and steel stud roofing set up.

Performance

Through the double-layering of two R3.4 ceiling insulation pads, you can achieve an R value of 6.8. This is above the required R6.6 in the updated H1 energy efficiency clause.

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GreenStuf® insulation is proudly made for Kiwis by Kiwis, manufactured right here in New Zealand. Safe to touch, with no nasty chemicals or airborne fibres, GreenStuf® is a thermal and acoustic insulation made from 100% polyester fibre (like a duvet!). Made with with a minimum of 50% recycled content and made on a zero waste manufacturing line, every element—from packaging to product—is recyclable at the end of its life.