The old roofing also has to be disposed of properly which adds to the cost.
Roof tear off or overlay.
Tear off the old one and start from scratch or overlay a new roof one on top of the old one.
You can t examine the decking to determine if there is any damage that needs repaired.
A tear off roof is adhered after the existing roof is removed while an overlay is attached on top.
There are pros and cons to both approaches.
When the roofing company you hire tears off your existing roof and then puts on an entirely new roof.
The tear off method is self explanatory your roofing company will tear off the existing roof and replace it with a new one.
Which is best for your home.
Apply roofing cement slide the flashing over the pipe and push so it lies flat on the roof.
Roofing tear off or overlay the question often comes up about whether an existing composition shingle roof should be torn off or if an overlay or recover is possible.
This is because you basically get a better quality the better value of the roof and overall it makes your roof last much longer.
It s the most established way of installing a new roof but it s not the only way.
It takes a lot more labor to completely remove all the existing roofing material and then replace all the layers removed.
There are generally two options when installing a new roof.
Overlays save on time labor and disposal costs.
In a nutshell however roof tear off method is much better compared to overlay.
With an overlay roof you actually keep your existing roof in place and put another one on top of it.
Many people are attracted by the idea of overlaying existing asphalt shingles especially if the price quoted is lower and the contractor seems confident you don t need to tear off your old roof.
Which method is best for you depends on your priorities and future plans so knowing the costs and benefits can help you make this important decision.
It s good to know that you can only choose this option if your roof has not been overlaid previously.
However the truth is so many variables have to be just right in order to make it work that it s much more likely to cost you money in the end.
Higher costs on average a tearoff roofing job costs around 25 percent more than an overlay.
The tear off method is exactly what it sounds like.
An overlay roof occurs when keep your existing roof as is choosing instead to shingle on top of it.