Roofing contractors are often required to perform a tear off before installing new shingles either legally or for the purpose of manufacturer warranties.
Partial roof tearoff require permit.
Before starting the tear off get a building permit and check local building codes.
Plus your roof warranty is likely void if you don t get the permit.
Although the underlayment should protect against water infiltration the felt paper can easily tear or blow loose making your home vulnerable to rain damage.
2 a written contract that specifies all of the agreed to details products and costs of the project.
If work encroaches onto city property proof of insurance and a public right of way use permit is required.
The roof must be replaced.
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.
Sheathing inspection depending on the age of th.
The following inspections are required.
They may also be required when reroofing depending on the local building jurisdiction.
In most cases more than two layers of roofing shingles does require a tear off.
Roof covering must be class a public right of way permit must be obtained before work can commence.
Three documents are essential.
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.
3 a letter addressed to you from the contractor s insurance carrier confirming that the specific project is covered under the roofer s worker s.
If a contractor is used s he must be licensed with the village.
Laying new shingles over old shingles is easily prone to leaks and reduces the life of the new shingles.
After hours work is not permitted in residential areas.
Codes rarely permit more than two layers of roofing.
To determine this all you need to do is contact your local building inspections department.
E home we may require a sheathing inspection to verify the condition of the roof sheathing 2.
Keep the time between the tear off and reshingling to a minimum and wait until clear weather is forecast.
Existing roof deck system shall be subject to pre inspection.
If you already have two layers of shingles you cannot add on to it.
In most cases this is a code requirement.
1 most towns require a building permit for a roofing project.
A permit is required for roof repair or replacement exceeding one square of covering 100 sq.
Once you have decided whether to do a partial or full roof replacement the next step is to decide whether to install your new roof over the existing roof or to tear off the old roof first.
Permits may be required to repair a roof depending on the size of the area being repaired and the type of repairs.
Submit a completed permit application.
This can help to ensure that your contractor follows building code.