You can either use removable concrete forms or forms that are made of concrete and insulate the house.
How to build a flat concrete roof.
As the name suggests a pyramid roof is a roof in the shape of a pyramid and is designed for a square building.
Of course you don t need to live in a modern house to deal with a flat roof.
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.
These roofs are mostly flat but usually have a bit of a slope.
Take a bucket and mix 2 1 2 parts of the sand with 1 part of cement.
Step 10 pouring the grout.
Flat roofs aren t architecturally logical as rain and snow will shed much more quickly off a sloped roof.
There are two ways to make a framework for a flat concrete roof.
It is probably best to avoid flat concrete roofs in the first place.
For this step you will have to make the grout mixture.
The large contractors are generally very capable however as we have said the vast majority of small builders simply do not have the understanding or the supervisory capacity to build reliable flat concrete roofs.
Still even if this material does afford a much longer life than other choices it is as susceptible to the elements as any other material.
Concrete rooftops are usually built on commercial buildings however flat concrete roofs and concrete shingles have been gaining popularity for use in constructing private homes.
Hip and pyramid roofs.
Exact specifications vary but most concrete roofs are several inches thick.
For example the florida based company hurricane proof systems offers a 7 inch 18 centimeter slab of concrete in three layers.
Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape.
As such they allow for outdoor living gardens or a living space on top.
A concrete roof is exactly what it sounds like.
A solid slab of concrete capping the top of your house.