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30 votes
Accepted

Should I extend a drain vent that terminates in my attic?

Bad. Not only are you introducing stink and moisture to your attic, but toxic and potentially explosive gases as well. Decomposing waste materials in public and private sewer and septic systems ...
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  • 106k
17 votes

Should roofing nails be visible in the attic?

That's perfectly normal. I would have preferred to see the vertical joints in the sheathing line up with the rafters, but that's about it. Roofing nails actually should come through about a quarter ...
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  • 6,825
17 votes

Are tin roofs "permanent"?

I guess you mean a galvanized or otherwise coated steel. Life depends on weather, specifically rain. In a desert it will last forever. If the current coating is repaired at any damage spots, it will ...
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  • 7,716
16 votes

How far should shingles hang over the drip edge of the roof?

It may depend on the specific brand and version of the shingles used. Here is an advisory from GAF a major manufacturer: GAF Shingle Advisory In it they say: Shingles should not extend more than 3/4”...
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  • 20.5k
15 votes

Should I extend a drain vent that terminates in my attic?

You should fix this (see isherwood's answer), but you don't necessarily need to extend it back out of the roof again, assuming that you have at least one vent to the outside somewhere else in the ...
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  • 1,870
14 votes

Should plywood be missing on my roof?

As a R.R.C. and roofer for over 25 years, this doesn't surprise me. Anyone with a pickup truck and a ladder calls himself a roofer. This is wrong, if they eliminated vents they should have replaced ...
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12 votes
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What is the lifespan of plywood as roof decking?

I would give your business to one of the "is good and stays dry" roofers who are not blatantly trying to fleece you. Now, the other two may be working from the assumption that if you bothered to call ...
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  • 137k
12 votes

How can I locate and repair a leak on a flat roof?

Clearly this has been a problem for a while and also the standing water and patch job on the flat section of the roof is to blame. There is no real shortcut here, as you can see, so the solution is to ...
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  • 20.5k
10 votes

Are tin roofs "permanent"?

A galvanized roof that leaks may have leaky nails Tin roofs are typically held down by nails, and over the years the nails loosen and leak. The new approach is to use nails or screws with an ...
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9 votes

Should plywood be missing on my roof?

It is not acceptable that the roofing materials were replaced over the plywood cutouts (which actually look more like breakouts). One can surmise that the stripping crew came one day and removed all ...
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  • 61.5k
9 votes

Is fiberglass showing on roof shingles an indicator of immediate repair needed?

That's mostly cosmetic, especially since it's almost entirely on the top layer of a two-layer laminated shingle. It is unlikely to result in leaks. That said, they're probably going to continue to ...
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  • 106k
8 votes

Should plywood be missing on my roof?

WHAT, he eliminated your air vents? Wow, your update is so revealing: 1) sheetmetal is not an acceptable cover over large openings, 2) if sheetmetal was used, it was not nailed to the existing plywood,...
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  • 22.6k
8 votes
Accepted

Can gutters be installed on top of shingles?

Sometimes the stars align and answers are provided. After i posted my comment this morning I was watching a previous episode of This old house in which they are restoring a New England Victorian ...
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  • 13.3k
8 votes

How do I know if a roofing company is using subcontractors?

First, if you have a contract with someone, and a question/suspicion arises about the work specified in that contract, you should just ask the person you are contracting with, rather than go online ...
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  • 962
7 votes
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Ways to Safely Repair 45 Degree Pitched Roof without Jacks?

You wear a harness attached to a rope that is thrown over the roof and tied to something solid such as a tree. The harness kit may look like this: The harness is most often used in a manner as ...
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  • 61.5k
7 votes
Accepted

When should I consider using Plastic Round Cap Roofing Nails?

Those nails are used only for holding down the roofing underlayment. They excel at doing so whether it be old school tar paper, or the newer more durable, hi tech roof underlayments.
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  • 31.3k
7 votes

Best way to install gutters on roof with no vertical facia or eaves

This would be a situation where you'll have to use gutter straps (usually in T or K style): Image credit to acehardware.com They install on the roof decking - make sure to follow the manufacturer's ...
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  • 6,825
6 votes

Should roofing nails be visible in the attic?

Most sheathing now is 1/2 to 3/4 at most and a shingle is only about an 1/8 so with that being said the distance with synthetic is about an inch. If you're using a nail gun, which most roofers do, ...
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  • 61
6 votes

What is the lifespan of plywood as roof decking?

It's a mistake for the roofers to say that the plywood will definitely have to be replaced. However, they may be familiar with homes in your area, that were built around the same time. So they may ...
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  • 128k
6 votes

Should plywood be missing on my roof?

To properly answer this question requires proper interpretation of: Published Building Codes (depending on what part of Canada the residence is in. Canadian Building Codes applicable to the specific ...
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5 votes
Accepted

Should I replace my roof myself?

Pretty much anyone can demo a roof. Now it might take you a ton of time if you don't have the right tools but its not rocket science. There is a lot of trash so you need to get a dumpster. Laying ...
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  • 46.2k
5 votes

Will using portable heaters in the attic during heavy snow help melt it?

Very unlikely. what would happen is that the snow or ice on the roof would melt somewhat, flow down to the edge of the roof where the attic ends, and refreeze, forming large ice dams. The ice and ...
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  • 402
5 votes
Accepted

Should a roof drip edge be placed above or below roofing felt?

It depends on where the drip edge is. At the side, or gabels, of a roof, the drip edge goes over the roofing felt. At the bottom of the roof, the drip edge goes under the roofing felt. I have no ...
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  • 4,392
5 votes
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Roof trusses left out in rain, are they still good?

I believe this article should give you some answers: http://www.sbcmag.info/article/2012/truss-storage In short, it all depends on how the trusses look after the time. The article says that they may ...
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  • 3,594
5 votes
Accepted

What do you think this roof construction is?

There are several ways to do this but given that the building is small, not in the Far East, and obviously not an expensive architecture demonstration, the builder probably simulated carved rafters by ...
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5 votes

What is this architectural shingle condition called? Is it reparable?

It’s called “self sealing” shingles (or lack thereof). Shingles are made to self seal to each other by having the sun heat them up (including the asphalt strip on the underside) and the weight of ...
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  • 22.6k
5 votes

Is a cracked roof title considered cosmetic

Tile roofs can last anywhere from 35 to 50 years, depending on the roofing material installed under the tile. Cracked tile often happen from people walking on them during pressure cleaning or gutter ...
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  • 55.2k
5 votes

Ridge Beam Crack?

If the crack is in a part of the roof that has rafters on either side, it will not matter as long as the rafters on the other side are directly opposite of the ones in the picture. Since the picture ...
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  • 31.3k
5 votes

How can I locate and repair a leak on a flat roof?

Your problem is going to be finding where the leak is coming from. I have found leaks that came in more than 10’ from the entry point. The water can travel under the rolled roofing and drip down at a ...
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  • 98.1k
5 votes

Is it okay to face nail the drip edge to the fascia?

TBH, it would probably be pretty difficult to lift the edge of the shingles enough to actually be able to nail the drip edge down from above. The shingles should be nailed pretty close to the fascia ...
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  • 30.1k

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