For questions regarding the roof of a home or other structure in general, including roofing types, installation, maintenance and repair, upgrades, venting, and potential problems.

learn more… | top users | synonyms

5
votes
6answers
8k views

Is a roof made out of glass viable?

I have thought about that if I am ever going to build a single floor house this is what I would do. I would make the whole roof out of glass (like a greenhouse). This glass roof would be made out of ...
3
votes
2answers
3k views

How do I fix a leaking skylight?

I have a skylight on a shingles roof. I don't know much about the skylight as it was installed by a previous owner, but every year, at the beginning of the rainy season, the skylight leaks. And every ...
2
votes
6answers
18k views

How do I approach new water stains on my ceiling?

I am a brand new home owner with almost no experience with DIY stuff. There was a few days of significant rain and now my wife noticed some stains on our 2nd floor ceiling that we are pretty sure ...
1
vote
1answer
402 views

Are 38mmx72mm roof trusses sufficient for a 6m span?

My roof truss timbers are 38mm x 72mm on 600mm centres with a 6m span. What's that in good old inches? It seems a little skimpy to me; is this normal for a modern house? I am trying to do a rough ...
4
votes
1answer
9k views

Is it better to vent a bathroom fan out the soffit, the side of the house, or the roof?

Working on a friend's house, we're installing a bathroom fan. He had planned to vent the fan out the closest soffit, which is only a few feet away. I'm trying to persuade him to vent it out the roof ...
9
votes
3answers
227 views

I need to get up on roof anyway, so what should I inspect while I'm up there?

I noticed a filthy tree rat (squirrel) poking its head out from a hole in my gutter leaf guards today. Gotta get up on the roof to clean and repair that mess. Since I'm two stories up already, what ...
3
votes
4answers
545 views

My house is nearing 20 years, what will break soon?

Okay, I recently learned that most appliances/things start breaking once the house reaches around 20 years. I'm running 19 now. From what I have heard, roof (although mine is apparently a 30 year ...
2
votes
1answer
380 views

How can I check for possible damage after water leaking into loft chimney?

I had a loose tile on the roof in front of the chimney breast and noticed that in the loft the internal chimney breast was a bit damp. Since then had it repaired (i.e. the tile tapped down and the ...
3
votes
2answers
681 views

How to repair cracks in concrete overhang over entrance

I have a slab of concrete over the front entrance of my house with some serious cracks in it. I don't actually know what the proper name for it is, which makes this difficult to Google - so I've ...
4
votes
10answers
13k views

What are the pros/cons of Ondura for roofing?

I came across Ondura in Lowes this morning and had never heard of it. It looks pretty slick. Does anyone have experience with it to share? I found no matches when searching here and was sort of ...
5
votes
2answers
2k views

How to replace facia boards?

What are the essential steps to replacing facia boards without destroying the existing shingle roofing?
5
votes
3answers
430 views

How to plan for the future when installing a new roof?

We're hiring a contractor to take off the existing roof, repair/replace any rotted sheathing and rafters, and install a new roof. We've also asked that they add a new plumbing vent stack for a new ...
6
votes
3answers
1k views

Does this 2x4 support my gable ridge?

I'm installing a floor in my attic. To open up the space and simplify the flooring I'm removing temporary construction bracing. Most of the bracing is easy to identify, since it clearly does not ...
3
votes
1answer
357 views

Service mast too short

I've read that the service mast on the roof should be 12-18 inches high. The one we have is a lot shorter than that. Does that pose any safety issues? We recently purchased the house, and the previous ...
5
votes
2answers
2k views

Bathroom vent terminates to attic not outside.

Bathroom vents terminates to attic. The Inspector recommended that it terminates to the outside. What is the best way to do this. Should I just place the bathroom vent next to the roof vent opening. ...
6
votes
3answers
744 views

Is translucent fiberglass roof cooler or hotter than opaque roof

We are building a roof over garden table: sort of like a pergola with roofing. We are using OSB panels for insulation and fiberglass roofing sheets for weather protection. We already chose translucent ...
2
votes
1answer
200 views

Securing our roof against possums [duplicate]

Possible Duplicate: Animal in the attic (possibly a raccoon) We have just finished a major renovation of our house. Since complete, a possum has taken up residence in our roof. ...
6
votes
4answers
608 views

Is there a recommended vent for new roof?

I am redoing my roof. I already decided to add sofit ventilation which I currently do not have. I have gable vents, and already decided to go with normal eyebrow vents Vs ridge ventilation. Question ...
16
votes
2answers
1k views

What is the safe/correct way to work on gutters? From a ladder or from the roof?

I am very comfortable working on the gutters (usually just cleaning them) from one story up by just sitting on the roof. I do this on my own home over the garage and at my parents one-story home. I ...
5
votes
2answers
194 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?
0
votes
1answer
291 views

Where to find glass 'support' requirements?

Where could I go about finding the maximum safe span of a pane of glass for a specific width? I.e. say you had two rafters, X meters apart, with glazing bars, supporting a pane of toughened glass ...
3
votes
1answer
2k views

Best way to flash an EPDM rubber roof on a concrete roof deck?

I'm planning to install an EPDM rubber roof on my 1922-built, poured concrete garage. The concrete deck leaks heavily during rainstorms, and it looks like installing an EPDM roof is just within my ...
2
votes
1answer
359 views

How do I deciding whether to install an attic venting system?

I live in Colorado, and the weather is starting to warm up. In a couple months, the temperatures will rise pretty high. Thankfully, I have a well insulated house (there is over 20 inches of fiberglass ...
5
votes
3answers
4k views

Mild water damage on drywall from leaky roof

We have a fairly new house (built in 1997). Cheap roof and we had a big windstorm a few years back that resulted in some lost shingles that I had patched -- no major problems. Recently we had a much ...
1
vote
1answer
2k views

How do I avoid condensation issues with an insulated garage roof?

Yesterday it was raining (slight overexaggeration of course) :-) inside my garage... Hood of the car was covered with nasty orange water spots. It's an attached garage. There's no garage "ceiling" ...
2
votes
2answers
440 views

TV antenna moves a bit - problem?

I'm partway through installing my own outdoor TV antenna. I've gone with a "through the roof and screwed into a beam" method rather than the "sit on top of roof and stabilise using 3-4 wires screwed ...
2
votes
1answer
1k views

What are some tips for installing a roof cap?

I am adding bathroom exhaust fans. The roof caps I have attach directly to the duct (this is not the model I have, but it clearly shows how the duct attaches): I had a lot of trouble trying to get ...
6
votes
1answer
609 views

Venting the attic space during summer to cool the house

The air in my attic gets superheated during summer, from the sun baking the (clay? terracotta?) roof tiles (I live in Sydney, Australia). I have good ceiling insulation, and even put in some sarking ...
5
votes
2answers
3k views

How do I repair/reattach downspout and gutter after snow/ice damage?

We've had a heavy dose of snow here in the Boston area it has taken a toll on our gutters and downspouts. The downspout at the rear of my house filled with ice and pulled away from the elbow that ...
6
votes
3answers
3k views

What do I do with a leaky roof in the middle of January?

I removed the ceiling Sheetrock and insulation during a bathroom remodel in my master bathroom on the 2nd floor of my house. I have snow on the roof that is melting and I found two small drips coming ...
5
votes
4answers
9k views

How do I put up a roof ladder?

What is a safe process for getting a roof ladder on and off the roof?
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 ...
8
votes
3answers
13k views

Why is water leaking near my bathroom's exhaust fan?

This weekend when the snow started melting on my roof, I noticed a small water spot developing around all three bathroom exhaust fans in my house. I'm guessing the water leaked in around the exhaust ...
1
vote
1answer
2k views

How do I repair a small rips in roofing felt from inside the loft

I have a normal UK type “cold” roof, with interlocking tiles over the roofing felt. There are a few small rips in the felt about 5cm or 10cm long; I rather not have to get all the tiles removed to ...
4
votes
3answers
13k views

How do I find the source of the water leaking through the ceiling?

I live in Minnesota in a single story rambler with full basement. In an upstairs corner bedroom I started noticing some water leaking in the closet ceiling a week or two ago (picture is current, it ...
2
votes
4answers
3k views

Can a completely flat roof be waterproof?

I would like to build a 6 x 8 ft playhouse with a deck covering the top. Is there a kind of roofing material that can (1) withstand a floating deck, (2) is DIY friendly (no blowtorches, hot asphalt, ...
11
votes
2answers
3k views

How do I handle significant snow and ice dams on a 4/12 gable roof with ridge vents?

It is our first winter in a new-to-us house, that has a pretty flat roof (3/12-to-4/12 pitch), and a ridge vent along the entire top of the roof. We just had the snowiest December on record ...
13
votes
2answers
15k views

What are the pros and cons of installing a roof heating cable?

Had some roof work done last year after mother nature abused my house by way of an errant tree branch. I had always suspected my roof had poor ventilation, most notably when I wound up with a 200 lb ...
7
votes
2answers
253 views

How to fit vents in a roof

The home we have just brought has no vents in its tiled roof; therefore it is getting a lot of condensation in the loft. So how do I fit vents? Do the vent you fix from the inside (rather than ...
1
vote
1answer
169 views

Would this solution work with my dehumidifier?

I have a shed built with concrete blocks and a metal roof, terrible condensation in it and every time I go in, I see water on the walls and floor as well as drips on the metal roof. The shed is not ...
2
votes
2answers
975 views

Why am I getting a lot of condensation in new shed?

I just got a new shed built with concrete blocks and a metal roof last month and thing is dripping with condensation from the roof. There is absolutely no insulation in the shed. How would I get rid ...
3
votes
3answers
173 views

Can you cap a chimney to reduce moisture and still use the chimney with a gas fire?

Or does capping a chimney always remove the ability to use a fire ?
14
votes
6answers
9k views

What are the pros and cons of steel vs. aluminum metal roofing?

I'm considering a new roof for my suburban home. The home is about fourteen years old and the shingles are in so-so shape. We have had two leaks already and I've been told that means it is a good ...
3
votes
3answers
621 views

Small amounts of moss on asphalt shingles?

What's the best way to remove moss from asphalt shingles?
7
votes
2answers
452 views

How do you locate roof leaks?

Sometimes the source of a roof leaks is difficult to find. The best approach that I've found for locating the leak is to have someone watch where the water is coming into the house (may be easiest ...
3
votes
3answers
242 views

Roof stone tiles. How to fasten them?

I am watching a TV program where they are restoring a ruin into a cottage. One thing that left me aghast is the fact that the roof was made with flat, very heavy stone tiles. Ater they rebuild the ...
1
vote
2answers
511 views

How can I best seal this gutter to the flat rubber roof of my garage?

I have a standalone garage built into the side of the hill. On top is a rubber roof that appears to be in decent shape. However, there is a gutter around the edges that is not sealed to the roof. ...
2
votes
1answer
804 views

Moisture/Dew on Roof in Morning

I just had a new roof installed and it looks decent enough. They replaced my metal ventilation with some plastic vents, which is fine, but I'm not sure if it was enough. I had a two layers of asphalt ...
1
vote
1answer
175 views

Conservatory Roof

Our conservatory roof is made from Everlite. The problem we have is that where the roof runs into the drain is constantly filling up with soil, stones and moss. I have no idea where it's all coming ...
3
votes
1answer
377 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 ...