Which is cheaper GI or Aluminium?

Aluminum is preferred for its lightweight, anti corrosive and thermal conductivity properties, whereas galvanized steel is heavier and more expensive.

Which Colour coated roofing sheet is best?

A Light-colored coated Aluminum Roofing Sheet will reflect sunlight the best, helping to keep your establishment’s temperature cool during the hot weather. Meanwhile, a dark-colored coated Aluminum Roofing Sheet will absorb more heat making your home warmer.

 Corrugated Storm proof Sheets are the strongest and most durable clear plastic corrugated roofing sheet available on the market today. Manufactured from a very robust plastic resin, storm proof sheets are 200 times stronger than glass, of the same thickness, and provide a high quality finish.

PVC Plastisol coated corrugated sheets are very durable. They comprise steel sheets treated with primer paint and PVC rolled on their surface. These roofing sheets don’t scratch or fade easily and typically can last for around 25-30 years.

Decking Sheets (50 MM)

Trapezoidal Metal Profile sheets with strong and reliable shear bond performance which is augmented by cross embossing located in the profile. The composite floor profile offers the ultimate in the light weight steel decking which reduced concrete usage to provide a cost effective and alternative floor solution that easy to install.

Single Skin Insulated Roofing Sheet

Single skin metal roof uses only 1 metal sheet and is designed to provide an economical solution, normally used in applications where performance demands are moderate. Insulation for single skin metal roof is installed below the metal cladding sheet held by aluminium foil and steel wire mesh rolled over purlins. The metal sheet can be steel, aluminium, PPGI, PPGL and BG, with Trapezoidal profile, Clay tile profile and Standing seam profile.

Double Skin Insulated Roofing Sheet

Double skin metal roof is a high-performance roofing system comprising of 2 metal sheets aligning parallel, one on top and the other at the bottom. The metal sheet can be steel, aluminum, PPGI, PPGL and BG, with Trapezoidal profile, Clay tile profile and Standing seam profile. The two metal sheets are fixed together with a z-purlin creating a gap in the roof space for installation of insulation and vapour barrier.

Corrugated galvanized iron is also called corrugated steel sheet or corrugated steel metal. This is used as a roof of trench for soldiers in the military to protect them from enemy’s fire attack. It can also be used as the roof of the commander’s post. The phrase “Corrugated Steel Sheet” was used in the book, “Infantry Combat”, therefore, we can assume that corrugated galvanized iron is used as corrugated steel sheet in the military.