In fact the only pro to a shingle over is it s cheaper and cleaner.
Roofing over existing garage.
Re roofing over existing wood shakes or wood shingles is not allowed and they must be removed prior to the installation of the new roofing material.
The only way to know for sure whether it will work for you is to ask a professional roofer.
Only certain roofs qualify as cool roofs.
Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.
If you re adding to the gable end of the house the side wall that goes up to the roof s peak it s fairly easy to extend the existing roofline over the new space says curt schultz a realtor architect builder in pasadena calif.
Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.
A properly installed layover roof can look and function as well.
Although it sounds like a good idea we can assure you the cons heavily outweigh the pros.
Usually you do not remove any part of the original roof which not only saves money but shortens the process and is a less unsettling process.
Installing a new roof over an existing one also called a layover or nailover is often possible although not always the best option.
Roofing over your existing roof is not always possible there are a few situations where roofing over an existing roof just isn t possible.
This is also an excellent opportunity to update the look and feel of your mobile home which can also.
We re happy to give you a free inspection.
Under title 24 cool roofs are required for commercial buildings where either 50 percent or 2 000 square feet of the existing roof is replaced recovered or recoated whichever is less.
Under title 24 the roofing materials need to be sufficiently rated by the cool roof rating council.
A roof over is the process of placing a new roof or roof material over your existing roof.
That s a simple low cost solution that can tie in well with the main house.
Other approved class a b or c roof coverings or approved non rated roof coverings can be installed but the required building permit must be issued at a ladbs construction services center.
When contemplating a new roof many people hope to simply do a shingle over and avoid the extra cost and mess of tearing off the existing roof and starting from scratch.