You can either use removable concrete forms or forms that are made of concrete and insulate the house.
How to build a concrete roof.
Exact specifications vary but most concrete roofs are several inches thick.
There are two ways to make a framework for a flat concrete roof.
Construction sloping roof concrete easy pour concrete step by step buiding skills.
Step 10 pouring the grout.
A grout will hold the flat concrete roof in place.
A newly developed system now allows roofs to be built from concrete block.
In this video i m gonna show you how to make concrete slab roof of water tank.
To make a grout you will need sand and portland cement.
Add some water to get a flowing consistency.
The flat concrete roof itself can be up to 7 inches thick although the greater the thickness the more the concrete will need be poured in increasing numbers of layers with each.
Standard hollow blocks laid on their face and supported between steel joists make a structurally sound roof and far surpasse any code requirements.
Material included in this concrete slab are wood structural iron portland c.
For this step you will have to make the grout mixture.
The concrete blocks are supported by steel joists that make concrete floors and roofs simple and affordable.
A concrete roof is exactly what it sounds like.