5 Reasons Not in order to Have a very New Roof Installed Over a great Old Roof

So you need a brand-new roof and will be trying to choose whether or not really to try in addition to save some money by getting the new roof installed over an existing layer of roofing.  Look at this website  is definitely quite common in many areas and several roofing contractors avoid see any problem on this method and even have no issue striving to sell home owners on the lay-over or even go-over as this kind of technique is named. They are inappropriate.

5 Top Factors A Lay-Over Or Go-Over Is A Negative Idea When Re-Roofing

1. ) Locations that have or had leaks still cannot always be resolved appropriately

There is a good opportunity that your ancient roof had several problem areas including feasible leak spots, no matter if you noticed these people delete word. Without tearing from the old roof and properly discovering these kinds of trouble areas and determining exactly where the leak was coming from in addition to visiting it will be impossible to inform exactly what areas of your roof may require some special attention.

2. ) Any kind of rotted wood below the existing roofing will only find worse

There can be places that have rotted wood hiding underneath the old roofing. These types of rotted areas must be identified and changed before a new roof is mounted. Obviously if your current roofing contractor is usually only doing the lay-over roofing installation then these rotted areas will stay covered up and only get more serious as being the years get on. Also the particular nails working the particular shingles in areas with rotted wooden cannot properly perform their job and even you have a lot higher risk involving shingles blowing off of in those regions.

3. ) Eaves, rakes and miles need special treatment

This can be a big one particular. The eaves, rakes and valleys regarding your house will need special attention if your home's roof is being mounted. This is specifically important in frigid climates like Massachusetts, where we are located. In the winter time the eaves of your house are under strike by Mother Mother nature, be it through snow dams, snow build up, or just the constant freezing and even thawing that takes place throughout the winter time of year. When a fresh roof is effectively installed the roofing contractor needs to put new aluminum drip-edge around the entire perimeter of your roof.

Following they need to be able to apply a several foot wide segment of ice and water barrier throughout the perimeter as well as in any kind of valleys on your own roof. Then that they can begin to install the new roofing. Without tearing off of the original roofing there is no way to properly install the fresh drip-edge or snow & water obstacle. Over a lay-over variety of roofing mount, the roofing service provider is relying on the particular existing products within the home's roof to still be back up to par and be able to handle the winter conditions. All too often the old products fall brief whether it absolutely was due to the fact they have outlived their lifetime, had been sub-par to get started with, or possibly they will were never at this time there to begin along with (all to usually the latter is the case with glaciers & water barrier).

4. ) Added roofing weight is not a good for old trusses

One involving the more apparent difficulty with a lay-over re-roof is typically the added weight associated with the extra level of shingles. On most newer homes this is simply not an issue, on the other hand many older home owners have rafters that are considered small by today's mounting standards. It is not necessarily uncommon to see 2�6 rafter systems on the subject of many of these kinds of houses. Now within most situations a new 2�6 rafter will be undersized to start with and you also undoubtedly don't wish to be adding the weight of your new roofing part on top involving an old roofing layer to these types of already undersized rafter systems. With more recent roofs using 2�10, 2�12, engineered trusses, etc . the excess weight isn't always since much of a good issue.

5. ) Shorter roof existence expectancy

Most dependable roofing contractors concur that a lay-over roof will lower the new roof's lifetime by about 25%. This fact on your own means that any money you might have saved by using a lay-over, as opposed to a tear-off and new roof mount, was only a new short term cost savings. In addition, an individual now have 2 layers of roofing that will must be removed the subsequent time your roof is done and that will also add a lot more cost to the job

Tear-Off And then Re-Roof Is obviously Exceptional

Well, I recently gave you 5 excellent reasons to split through your old roofing and then install the new roof. Indeed it can be cheaper in typically the short term to be able to do a go-over on your old roof, but, throughout the long expression it will cost you more. Many of us never recommend this technique to the clients. We always recommend completely tearing associated with the old roofing, fixing any main problems, then putting in a fresh, beautiful new roof that will outlast any lay-over roof since well as far better protect our consumers'