IBS RigidRAP®-XT is the only triple layer rigid air barrier system available in New Zealand with a thermal break laminated on the back of each board.

IBS RigidRAP®-XT is an 8mm OSB3 product that has been laminated with an approved building paper to give your house dual protection from the weather during your building process as well as a thermal break graphite polystyrene board on the inside making it ideal for steel frame buildings. IBS RigidRAP®-XT is not only a temporary weather cladding but it also provides bracing. The product is lightweight, easy to cut nail or screw, and can be exposed to the weather for up to 90 days.

IBS RigidRAP®-XT can be used as an external wall bracing element when used in conjunction with a specific fixing system or a thermal break for steel frames.

Intended use for IBS RigidRAP®-XT are:

  • External wall bracing element when used in conjunction with a specific fixing system
  • Thermal break for steel and timber frames
RigidRAP-XT-Corner RigidRAP-XT-2 RigidRAP-XT-1 RigidRAP-XT-4

Order a sample using the form below.

Product Details

L x W x Thickness (mm) Weight (kg) IBS Product Code GTIN
2440 x 1196 x 18 17 RRAPXT182412 9421028769891
2745 x 1196 x 18 19 RRAPXT182712 9421028769907
3050 x 1196 x 18  22 RRAPXT183012 9421028769914


Order a sample

If you’d like to order a sample prior to making an order, fill in the form and let us know what you’d like. All samples are A5 size. If you require multiple samples, please contact our team directly on 0800 367 759.

Where to buy

You can also find our products from all major suppliers of building materials and hardware. Find your closest IBS merchants by clicking below.