Looking for Concrete Roof or Inverted Roof Insulation?

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Concrete Roof Insulation is a building requirement in South Africa. Concrete roof insulation, also known as inverted roof insulation is a layer of insulation that is placed on top of the waterproofing layer on a concrete roof and then ballasted down with a filter fabric and then stone or paving.

This is our retail portal. Contractors & Bulk Buyers should request access to our discounted Contractor & Bulk Buyer Portal.

Brands & Options:

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When it comes to concrete roof insulation, we have a number of great options for you!

PolyRoof Insulation (Expanded Polystyrene) - On Special Nationally

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• This is a very cost effective way to insulate your concrete roof slab!
• Manufactured Locally In South Africa
• Sold in 3m2 sheets
• High Density & Highest Density Expanded Polystyrene Insulation Options
• Delivered Nationally In South Africa & For Export
• Shipped from Johannesburg, Cape Town, Durban, East London or Port Elizabeth

SANBOARD - Concrete Roof Insulation (Extruded Polystyrene) - On Special Nationally

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• Manufactured Locally In South Africa
• Sold In Various Board Sizes
• Extruded Polystyrene Insulation
• Delivered Nationally In South Africa & For Export

ISOBoard - Concrete Roof Insulation (Extruded Polystyrene)

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• Manufactured Locally In South Africa
• Sold In Various Board Sizes
• Extruded Polystyrene Insulation
• Delivered Nationally In South Africa & For Export

Cost Comparisons:

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All these products come in different board sizes. In order to compare actual costs of these products, select the thickness of each board that gives you the Thermal R-Value you need and then divide the cost of the board by the area of each board. This will give you the cost per m2 comparison.