You require a new roofing system and are attempting to choose whether or not to attempt as well as conserve some cash by having the brand-new roof covering set up over an existing layer of roof covering. This technique is fairly usual in numerous areas and also several professional roofer do not see any kind of problem with this technique and also have not a problem attempting to sell homeowners on a lay-over or go-over as this strategy is called. They are incorrect.
5 Top Reasons A Lay-Over Or Go-Over Is A Bad Idea When Re-Roofing
1.) Areas that have or had leakages can not always be dealt with properly
There is a likelihood that your old roof had some trouble locations including possible leak areas, whether you discovered them or not. Without Ocala roofing contractor as well as effectively determining these types of trouble places as well as determining where the leak was coming from as well as traveling to it is difficult to inform what areas of your roof might need some special attention.
2.) Any type of decomposed timber under the existing roof will just become worse
These decomposed locations need to be identified and changed before a new roofing system is set up. Obviously if your roofing contractor is just doing a lay-over roofing setup after that these rotted areas will certainly continue to be covered up and only get even worse as the years go on.
3.) Eaves, rakes and valleys need special treatment
The eaves, rakes and valleys of your residence demand special interest when your house’s roofing system is being mounted. When a brand-new roof is properly set up the roof contractor needs to place brand-new aluminum drip-edge around the entire border of your roof covering.
Next they require to apply a 3 foot large section of ice & water barrier around the boundary in addition to in any type of valleys on your roof. Then they can start to set up the new roof covering. Without tearing off the original roofing there is no way to properly mount the new drip-edge or ice & water barrier. On a lay-over sort of roof install, the professional roofer is depending on the existing products on the home’s roof covering to still be up to the same level as well as be able to manage the winter conditions. All too often the old items fall short whether it was due to the fact that they have outlived their life time, were crappy to start with, or possibly they were never there to begin with (all to usually the latter holds true with ice & water obstacle).
4.) Extra roof weight is no good for old rafters
Now in a lot of scenarios a 2 × 6 rafter is undersized to start with and also you absolutely don’t want to be adding the weight of a brand-new roofing layer on top of an old roof layer to these currently small rafter systems. With more recent roof coverings using 2 × 10, 2 × 12, crafted trusses, and so on the weight isn’t constantly as much of a problem.
5.) Shorter roofing system life span
Many accountable roofer agree that a lay-over roofing will reduce the new roof’s life time by about 25%. This fact alone suggests that any loan you could have saved by doing a lay-over, rather than a tear-off as well as new roof set up, was only a short-term cost savings. On top of that, you now have 2 layers of roofing that will need to be gotten rid of the next time your roofing is done and that will additionally include even more expense to the work
Tear-Off Then Re-Roof Is Always Superior
Well, I simply provided you 5 excellent reasons to detach your old roof covering and afterwards install your brand-new roof. Yes it can be more affordable in the short-term to do a go-over on your old roof covering, however, in the long term it will cost you much more. We never ever suggest this strategy to our customers. We always recommend entirely tearing of the old roof covering, dealing with any underlying issues, after that mounting a fresh, attractive brand-new roof that will certainly outlive any type of lay-over roofing system as well as far better shield our consumers’ homes.
You need a brand-new roof covering and are trying to decide whether or not to attempt and save some loan by having the brand-new roofing installed over an existing layer of roofing. When a new roofing system is appropriately mounted the roof contractor needs to put new light weight aluminum drip-edge around the whole border of your roofing system.
On a lay-over type of roof mount, the roof covering specialist is counting on the existing items on the house’s roof to still be up to par and also be able to manage the wintertime conditions. A lot of liable roofing professionals concur that a lay-over roofing will certainly decrease the brand-new roofing system’s life time by about 25%. We constantly advise completely tearing of the old roofing, fixing any type of underlying issues, then installing a fresh, lovely new roof that will certainly outlast any type of lay-over roofing as well as better safeguard our customers’ residences.