Unlike a steeply pitched roof most of the square footage of a flat roof is available for use.
Three typical top applications on a flat roof.
Of course flat roofs are not flat but have a very slight roof pitch of between 1 4 to 1 2 per foot.
The goal of this article is to help building owners architects and contractors decide which commercial roofing options are right for each unique project.
Adhesive metal straps or gravel are used to secure the rubber roof systems.
These residential flat roofs add a sleek and modern touch to these homes.
Systems with hot air welded seams pvc and tpo are water proof.
Gravel makes this roof heavy and can clog gutters.
It s three main benefits are very comparable to number 5 on the list spray applied roof coatings.
To help you gain an understanding of what it takes to construct a quality commercial roof we re going to look at the most common classifications of commercials roofs and.
Will also have an impact on the integrity of the roof over time.
Rubber roofs epdm roofs popular in residential applications.
There are several methods and materials for the design of the exterior surface of a warm or cold flat roof.
Hot tar and gravel.
This offers the option to add a unique application such as a rooftop patio garden or green roof.
Flat roofs are incredibly easy to install and maintain.
You could also turn your flat roof into extra living space such as a.
Pvc is one of the top flat roof options because it is easy to install and lacks water permeability meaning it can resist water ponding.
Built up roof bur the traditional hot tar and gravel roof is built from three or more plies of waterproof material alternated with hot tar.
Just enough slope to drain water but also flat enough to be a problem if not constructed properly.
Some materials can be recycled.
The sealing liquid tar asphalt is messy and has a foul odor.
Diy installs and repairs are possible for epdm rubber.
Solar panels also are popular among homeowners and are much easier to install and hide from view on a flat roof.
High end membranes last up to 30 40 years.
These roofing systems offer you the great option of using the flat roof as a space to install skylights solar panels as well as air conditioning.
Flat roof option 3.
This roofing system is highly reflective and very durable.
Solar reflective and energy efficient.
Pros and cons for flat roof materials.
For that reason cold flat roof construction needs to keep in mind the need for unblocked airflow.
These flat roof systems contain one layer of rubber or a rubber type material that is applied without heat.
The 3 most common materials used for flat roof construction.
Today s variety of flat or low slope commercial roofing options roof pitches ranging from 12 to 3 12 is no longer simple and has grown considerably in the last 50 years.
