Pro tip for low sloped roofs photo by carl tremblay while asphalt shingle is a good roofing material it s not the best choice in all situations.
Reshingle vs new roof.
Your contractor can then use them for exact match patch repairs.
Cover roof deck with 30 pound felt underlayment.
Meanwhile more than 30 of real estate agents accredited roof restorations for their quick sales.
Reroofing is the process of layering one set of new shingles over a set of existing shingles.
What you need to know dave law last updated january 24 2020 here is a scenario we hear about all the time.
In this video this old house general contractor tom silva explains how to reshingle a roof steps.
Because there is no tear off reroofing can go much faster and be much less expensive than a complete roof replacement.
You can t examine the decking to determine if there is any damage that needs repaired.
This contractor told me i don t need to tear off my existing shingles when we re do our roof.
In fact the only pro to a shingle over is it s cheaper and cleaner.
Nail down loose roof sheathing to rafters.
If you don t take your roof down to the sheathing you will never know if you have proper underlayment or are experiencing sheathing rot or ice or water damage.
However when done right it also yields the biggest return on your investment.
Since it s being put on top of another less than perfect roof it s likely that it may not look as good as a brand new roof would.
In fact reports show that a new roof yields more than 80 of its original cost upon resale.
Whether you re going for a fiber cement composite shingle installation or a composite shingle asphalt roof the total expenditure can vary.
If you want to reshingle your asphalt roof with new shingles it ll cost an average of about 7200 for a 2000 square foot house excluding old roof removal.
Although it sounds like a good idea we can assure you the cons heavily outweigh the pros.
A bundle or two of new shingles stored flat in the garage comes in handy if your new roof gets damaged later.
2nd layer of shingles.
It can only be done once so if you already have two layers of roofing in place reroofing is not an option for you.
The roof is one of the biggest investments you will make in your home.
Re roofers have tricks to lay new roof shingles over old so that the same step ups between courses are maintained but if any old shingles are cupped curled or otherwise misshapen those defects will telegraph through to the new layer.
Pry off old roof shingles with pitch fork.
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.
Staple felt every 6 to 8 inches.
In general it is not a good roofing practice to overlay a traditional asphalt shingle roof versus a complete tear off and replacement with a new roof for the very reason you stated.
