Pros and Cons of Spray Foam Roofing
Spray foam roofing is fast becoming one of the best roofing choice for larger buildings today. Spray foam is also the best choice when it comes to insulation choices also. By combining both of these principles roofing and insulation it is no wonder why this type of roof is gaining popularity. People are beginning to also look at this option to help them cut energy cost and save on maintenance cost as well on their residential roofs as well. With the spray foam roof growing in popularity we will take a look at the advantages and disadvantages to help you understand more about this type or roof.
Pros of a spray foam roof
- Complete waterproofing: When a spray foam roofing is applied it is applied in a monolithic style. This means it is spayed all at one time to prevent any seems. This type of installation is completely waterproof. The need for flashing is also eliminated around protrusions in the roof such as pipes, vents, and multilevel roofs. Less flashing means less maintenance.
- Complete air sealing: You do not get this from any other type of roofing product. Spray foam will fill any voids and crevasses you may have in your roof to give you a more uniform and finished look. The foam adheres to all of the surfaces and seals off every crack in the roof surface giving you an unbeatable air leakage seal.
- Excellent R-value: With an R-value of 7 per square inch an extra level of insulation is obtained to help you cut cooling cost saving you energy and money.
- Low Maintenance: A spray foam roof will stand up to harmful UV rays giving you a lifetime of low maintenance roofing performance. The outside UV barrier will have to be replaced about every five years but that doesn’t take much effort at all.
- Lowered cooling cost: The UV barrier on the spray foam is highly reflective turning away most of the heat. With protective UV barrier combined with the Insulation property you can expect a 40% to 50% reduction in energy cost.
- Quick project completion: Many spray foam contractors can complete a normal sized roof in one day. Imagine waterproofing, air sealing, and insulation all in one pass.
Cons of spray foam roofing
- Wrong information: Because spray foam roofing is growing in an alarming rate some contractors are passing along information that is incorrect in order to mislead the public to gain jobs.
- Overspray: This needs to be prevented because once spray foam is hardened on other objects it is just about impossible to remove.
- Weather limitations: Limitations such as wind and rain should be considered while applying spray foam.
There are a lot of advantages when you choose to go with a spray foam roof for your building project. You do not have to take my word for it you can contact a spray foam roof contractor and ask him any question you would like to ask about this type of roof. Ask to see some buildings he has completed so you can get an idea of what a spray foam roof really looks like.