If conditions are right new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing.
Tear off or go over siding.
Should i tear off old wood siding.
The manufacturers specifically say that to install their product over existing siding is to void the warranty.
I don t find flashing to be a problem either.
But you must take care to install shingles correctly so they lie flat.
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.
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.
The additional price is mostly related to the extra labor that goes into a tear off roof.
I agree that you do get a better installation by going over the siding but it s totally allowed by code and most guys out here don t even want to mess with the tear off unless it s absolutely 100 necessary.
If you re unsure whether or not this is the case in your home make sure you contact a trusted vinyl siding company in maryland as soon as possible.
It s for this reason that many people choose to go with an overlay roof rather than a full tear off.
Tear off the old wood you can see if there have been leaks and fix it.
More expensive a tear off roofing job is likely to run you as much as 1 000 more.
Making it tighter and more energy efficient.
Installing vinyl siding over wood siding.
Tape the flashings to the tyvek and all s good.
I think that best practice is definitely to rip off the old siding then put up new house wrap and siding.
You can add 1 foam adding r 5.
It probably isn t insulation board but a 1 4 wrap which is installed to smooth out the surface of the old siding.
Many homeowners choose vinyl siding because it is relatively inexpensive easy for a do it yourselfer to install resists insects and rot and never needs.
I believe that there is only one advantage to going over the old siding its cheaper.
Of course the question of to tear off or not to tear off usually only comes up in vinyl siding installations.
When in doubt the experts can help you.
With other siding types fiber cement engineered wood etc.