Compare the environmental benefits of different products.
Roof insulation ratings australia.
The greater the r value the greater the resistance to heat transfer and the greater the insulating effect and subsequent energy savings.
By looking at insulation as a long term investment spending a couple of extra hundred dollars on the right insulation now can save you thousands over the life of your home.
The r value is a measure of the insulation batt s resistance to heat flow also known as thermal resistance.
Here s a handy guide to see what kind of roof and wall insulation will suit your home.
The manufacturer s specifications to ensure that the product performs as tested.
Depending on where you live and the part of your home you re insulating walls crawlspace attic etc you ll need a different r value.
The blanket becomes compressed over the battens but sags in between creating a cushioning air gap to provide further insulation.
Roofing thermal insulation material fletcher insulation australia is the leading company in producing best thermal insulation materials for your roofs.
For your home s insulation to be properly compliant the building envelope must be constructed so that it satisfies.
Each sheet is created with different r value ratings.
Installing foil backed blanket insulation is also a great idea if you are building a flat roof or cathedral ceiling.
Typical recommendations for exterior walls are r 13 to r 23 while r 30 r 38 and r 49 are common for ceilings and attic spaces.
Part 3 12 of the building code of australia housing provisions bca as nzs 4859 1 materials for the thermal insulation of buildings.
Different insulation options are right for different states in australia.
All insulation materials that are sold in australia must meet australian standard as nzs 4859 materials for the thermal insulation of buildings even if they are imported.
Insulation sheets come in various different materials and structures including foil bulk foam and more.
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With australia s rising energy prices we recommend choosing the highest r value you can afford.
It s recommended that you install foil backed insulation in your roof to an r value of r1 0 or higher.
The r value is in essence the measurement of an insulation sheet s ability to resist heat flow.
