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14
votes
2answers
321 views

Are these sloppy cuts and gaps normal around roof vents?

Got a new roof last fall in southeastern Idaho. I didn't notice until this week that the shingles are cut sloppily around most of the vents (see pictures). Should I coat the bad seams with a can of ...
9
votes
2answers
3k views

Should we replace shingles that are curling and losing the asphalt coating before winter hits?

I don't know how long ago this roof was shingled, but we've noticed that the asphalt shingles, in two patches, have begun to curl and lose their grit. Even after a late summer of fierce rain, at ...
7
votes
7answers
2k views

Should I replace my roof or just fix it?

Has anyone done their roof by themselves? I have a long term plan of building upwards (a second floor on top of my 1939 Cape Cod). Problem is I may not be able to do this right now but my old roof ...
7
votes
5answers
5k views

Should shingles have bubbles in a new roof?

I just had a roof repaired (shingles replaced) because of hail damage. As far as I can tell, everything looks good. Except for one section, there's what I would only describe as a large bubble. Are ...
6
votes
2answers
7k views

Can I make the contractor redo a roofing job because he didn't replace delaminated plywood?

My wife and I recently moved into our first home. It's a raised ranch in CT that was built in 1967. I've been doing a lot of "refreshing" myself inside; however, I hired a roofing contractor to ...
5
votes
2answers
223 views

Replacing damaged shingles

In a recent storm a few shingles were damaged and need to be replaced, so I figured this might be a good question for the site. What's the proper procedure for replacing single asphalt shingles?
5
votes
1answer
5k views

What advantages do ridge cap shingles have over modified 3-tab shingles?

I'm preparing to re shingle my roof. I'm not sure if I should use ridge cap shingles, or simply cut up 3-tab shingles for the ridge cap. Do ridge cap shingles have any advantages over ...
5
votes
1answer
152 views

What (animal?) made a 0.75" diameter hole through my asphalt shingles?

Something made a tidy 3/4" diameter hole through my 8-year old 3-tab composite roof shingles. (~45 deg pitch, if it matters) I suspect it was a woodpecker (they used to go at the side of the house, ...
4
votes
6answers
39k views

What are the pros and cons of Owens Corning shingles vs. GAF shingles?

I am looking to get a new roof for my house. I have taken quotes from about 4 contractors and 3 of them are suggesting I should use GAF shingles. 1 suggests that Owens Corning is a better shingle and ...
3
votes
3answers
688 views

Small amounts of moss on asphalt shingles?

What's the best way to remove moss from asphalt shingles?
3
votes
3answers
9k views

How do I lay asphalt shingles on a roof, and what should be under them?

How do I lay asphalt shingles on a roof, and what should be under them? Are they self-adhesive? Can I stick them directly onto plywood?
3
votes
1answer
167 views

How can I achieve a randomized cedar shake shingle placement?

Other than the obvious (just eyeballing as you go, shingle by shingle), what is a good way to achieve a random-looking shingle placement on a cedar shake roof? (This particular project happens to be a ...
3
votes
1answer
402 views

Roof Showing Some Dipping

I recently walked my roof. There are some low spots, like little depressions. What causes this and should I be concerned? It seems that the plywood underneath is good but it seems like the ...
2
votes
2answers
783 views

What's the true longevity of exposed fastener metal roofs?

I want to replace my roof. Exposed-fastener metal roofs are popular and common where I live, but nobody nearby has owned one long enough to really comment on the longevity. I worry that over time, the ...
2
votes
2answers
115 views

How can I build a shed in two halves and join them without the roof leaking?

I am building a shed and I need to build it in two halves so I can take it off the foundation if I need to. The problem is that due to the dimensions, I have to split it in such a way the split line ...
2
votes
1answer
286 views

What should I do about shingles that are stuck to the sheathing?

I'm so pleased to find this diy.stackexchange. I'm in the middle of replacing a small roof above an entry-way. It is an area of about 100 square feet (9.3 square meters). The top layer of shingles ...
1
vote
3answers
18k views

How do I finish a ridge cap?

I've installed the ridge cap, using modified 3 tab shingles. I've installed the ridge cap all the way to the other end of the ridge, but I'm not quite sure what to do now. The next shingle will ...
1
vote
1answer
54 views

Should this roof be fixed now (shingles)?

My wife and I just bought a house, and it looks like the previous owners did a partial repair job on the roof. Shingles on the front of the house look OK, but the back not so much. I see some granules ...
1
vote
1answer
74 views

Conflict with roofer [closed]

I hired a local roofer to redo my roof. One of the items in the contract is to "INSTALL 7/16” OSB SHEATHING OVER EXISTING ROOF BOARDS." The roof boards are rough sawn 3/4 inch thick pine, with a 1/2 - ...
0
votes
3answers
525 views

Why should I repair/replace roof just because it's old?

My roof is old. Shingles are worn down, some are torn, and there are some nails coming through some shingles. I'm being told by some contractors there for other reasons that my roof needs immediate ...
0
votes
1answer
135 views

Is it normal for there to be tar showing from under some shingles on a roof?

I just had a new roof put on and my wife and I noticed that there are some sections of shingle that show tar like if too much tar was used. Can this be fixed?
0
votes
1answer
34 views

Where new roof shingles meet old, how to fix poor seal?

So about 6 years ago we had all the shingles in our house replaced. Last year we added on a room to the house, and luckily they were able to find and use the same shingles on the addition. However, I ...
0
votes
2answers
406 views

What are the advantages and disadvantages of elastomeric coatings versus shingles?

I'm ready to reroof my house and want to consider an elastomeric coating rather than replacing the existing shingles. I'd use a local contractor either way