Roofing Insulation & Re-Roofing I have specialized in roofing-insulation for over 20 years. If done incorrectly and by unqualified roofers, you could endure thousands of rands of additional costs. Make sure you use a Professional roofing company who specializes in roofing insulation, and who carries out their work according to the manufacturers specifications. The Roof Doctor Gauteng Gauteng, South Africa Phone: 082 853 1155 https://local.google.com/place?id=14783340895382630668&use=posts&lpsid=2624653108265029504