Questions tagged [roof]

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.

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5
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2answers
105 views

Can gutters be installed on top of shingles?

I saw the strangest thing in northern New York State in an area that gets a lot of snow. Gutters were installed on top of the roof, maybe over the 4th or 5th row of shingles up from the bottom. This ...
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1answer
9 views

Waterproofing Roof Fan Flange

I installed this turbine exhaust vent on my 1/12 (almost flat) roof. As per the instruction, I used roofing nails to attach the bottom half of the flange while the top half is tucked under the ...
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1answer
13 views

How to connect a horizontal metal carport roof to a shingle roof?

This junction, see photo, is currently leaking inside... a lot. I guess the question is how to connect a horizontal metal carport roof to a shingle roof. I am thinking some sort of flashing will be ...
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1answer
87 views

How to remove a tree from a roof

How do I remove this tree that fell down? It is partially on the roof.
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1answer
25 views

Replace or repair skylights?

I have two skylights on my roof that I think are original to the house which was built in the 1970s. There were some signs of water leakage on the wood around the inside on the skylight that the home ...
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1answer
58 views

Condensation forming on garage roof despite insulation

I have a condensation problem on the inside of my garage roof. I noticed it in November, lots of condensation forming on the roof but only at the back half of the garage which is slowly being ...
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1answer
39 views

Is this sort of “wrapped” eave a reasonable eave detail?

So, I've been pondering some thoughts on where walls meet roofs in the vein of Joe Lstiburek's "Perfect Wall" work and how to replicate that in a context that favors "house-shaped" ...
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1answer
32 views

Humidity level in Attic vs outside

My attic humidity level is 85% but on the outside when I can my location in the weather app the humidity is 85%. My question is, is it normal the humidity level in my attic same as the humidity level ...
3
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2answers
128 views

Wall damage from insufficient attic ventilation

The wall in my master bedroom, which is facing outside, has exposed brick and, for several years now the bricks have been showing signs of moisture damage. The symptom is white, frost-like substance ...
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1answer
93 views

Why is there water dripping through my soffits?

This picture was taken directly below the roof in the 1st picture. You can see it is soaking wet. I do have a skylight on that roof but that has been replaced and sealed repeatedly. I always blamed ...
5
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5answers
722 views

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

I recently experienced a roof leak on a heavy raining day in the east coast. Picture 1: This is the interior ceiling. I tore open the ceiling sheetrock and could see that water was dripping from the ...
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1answer
28 views

Leaking from roof between a one-story sun room and main structure

After a big wind and rain, today I found that it is leaking from the roof at the seam between this one-story sun room and the two-story main structure. This is the first time it leaked at this ...
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2answers
66 views

How to fix my roof draining into gutter improperly

Looking for some help on how to fix my roof draining improperly at the corners of my home. To my eye, it appears that drip guard is not installed properly on the corner. The paint is starting to ...
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3answers
2k views

Accidentally cut the bottom chord of truss

Accidentally cut the bottom chord of truss. It happens on the corner of the stud and not fully cut through as picture showing. If I would like to fix it, which contractor should I contact? And would ...
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1answer
13 views

Open eaves vs soffits

Good Morning, My house has a 12" overhang with open eave vents. I am planning to put in a ridge vent, and have read it mentioned that soffits work better with ridge vents. I can't see how it ...
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2answers
60 views

What is the name of a roof section between converging valleys?

I have a similar situation as the member in this thread: How to flash a roof valley on parallel roofs However, I'd like to know if this roofing solution has a name. I'm thinking since it diverts ...
2
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1answer
36 views

Will a new vent resolve pressure evacuation of my drain traps?

We've recently moved into an old house. We changed part of the soil pipe in the basement, which actually makes the flow more straight-forward/unobstructed. I've marked this in the attached diagram. ...
2
votes
1answer
16 views

References to calculate lumber size and span for flat roof?

I want to design a flat roof extension to create a screen patio. I would like to find a reference for maximum span and sizing with standard (such as SY pine) lumber for beams and joists. I'm not going ...
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1answer
37 views

Building a roof over terrace

I have started some work with a contractor to replace a roof on a terrace. They have removed the existing roof, and have left apparent some metallic bars placed on top of pillars. It feels sturdy in ...
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1answer
58 views

How to fix exposed rafter with termite damage?

I was putting up some outdoor hanging lights. I drilled a pilot hole into the underside of an exposed rafter. When I pulled out he drill bit, dark wood dust slowly streamed out of the hole for a few ...
5
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3answers
64 views

Repair holes in galvanized sheet?

So far, I've only seen other questions around here about galvanized pipe or duct, so here's a new one for you all! I'm trying to patch up holes rusted through a telescope observatory's dome. The ...
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2answers
26 views

Is it a good idea to pass a oven range hood exit duct in the roofs' ventilator?

I've just had a oven range hood installed, but now I have to install the ducts for the air to exit my house. My roof ventilator is pretty much right above where the oven is in my attic (its in quebec, ...
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0answers
45 views

Is this degree of lifting/rippling normal for a newly installed roof?

Had a roof replacement done recently including new underlayment, architectural shingles, and flashing. I'm noticing a number of red flags such as visible/exposed keyways between shingles. However, one ...
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2answers
71 views

How do I temporarily protect a flat roof until a permanent fix can be made?

I recently discovered there's a corner of my flat roof that was poorly installed and has lead to a leak and some rotting. So far there are no signs of interior damage but it will likely be several ...
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1answer
35 views

Can I put drip edge underneath felt without removing roof?

Whoever installed the roof on my house put the bottom drip edge on top of the felt underlayment instead of below it. This is causing significant rot on my fascia and eaves. (I don't have any gabels.) ...
0
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1answer
30 views

Sealing the roof

I have a flat cement roof that is leaking into the ceiling of the top room. How would I seal it? It is also a patio. What would work? Should I tile it or seal it with rubber paint (can you still walk ...
26
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4answers
2k views

How can I get roof rain runoff into pond with an aboveground wall?

I'd like to collect rain water and have it run through a filter and then into a pond. The problem is, I can't simply run a pipe underground. \\ |\\ <-- house roof | \\ | | ...
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2answers
111 views

Truss roof…why so many braces?

Truss roof....timber frame house. The attic space has braces all over the place on the webbing. Are these from the construction of the roof? And are they necessary? Can a small section be cut and re-...
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2answers
31 views

What adhesive to use with EPDM rubber sheet roofing (shed project)

I want to install EPDM rubber (1/16 thk) on my shed. I need about 10'x10'. But I cannot get an answer on what adhesive to use. I talked to 2 roofing companies, but they never gave me an answer. I was ...
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0answers
30 views

Delaminating roof sheathing in attic

I recently had my roof replaced. The roofer recommended that we also replace the sheathing so we did. As they were installing the sheathing I expressed concern that the sheathing had small strips ...
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1answer
36 views

How to properly repair water/bug damaged soffit and roof deck?

I removed some rotted soffit from one side of my garage this afternoon. I also ended up removing the fascia board (what the gutter mounts to) and the 2x4 that was behind the fascia because they were ...
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0answers
89 views

How can I install gutters where there is no roof overhang, and the walls are concrete block?

I have a detached garage that has a flat rubber roof that slopes from front to back. There is however no overhang at the back of the garage, and no gutters, so water is running down the concrete block ...
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1answer
52 views

Redecking while Re-roofing

My house is in CA (USA, we don't have many stroms / heavy winds) and i am undergoing a re-roofing project. House is about ~65 year old the current "plank decking" looks in decent condition. ...
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2answers
145 views

Why are my gutters allowing water to drip off the fascia and soffit?

I moved into a new home in the summer and having water issues with water at the corner of my garage. The picture probably helps the most, but basically after everything has dried up, I still have ...
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0answers
32 views

How to safely bring a water heater exhaust above the roof line

Background A 5 story house in Rotterdam, the Netherlands, constructed in 1905 is divided into 4 units and each unit has its own gas water heater. The exhausts for these water heaters are aluminum ...
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1answer
25 views

Hanging swing from back patio roof

My back patio roof is a flat roof with 2x6 rafters which look to be connected to the house using joist hangers. The far end of the rafters sit on a 4x12 beam. With the weight of the swing and people,...
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0answers
20 views

Can't get sofit sections to fully rejoin/overlap - okay?

My security camera is mounted under my garage's overhang (the Ethernet run originally installed by a Tech). After i installed my security camera and moved the wires around, I was having trouble ...
0
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1answer
37 views

Does a Skylight need to be installed with the dedicated flashing system

I'm looking at this product for a garden office roof but I could not find the corresponding flashing kit for the roof material I was planning to use, which is this: The closest type of flashing I ...
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0answers
31 views

Rafter Tail and Soffit Repair with new roof already installed

Recently purchased a house and they had a new roof put in before selling. Noticed some of the soffit and fascia were in poor shape so started pulling down soffit and find the end of the rafter tails ...
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0answers
29 views

Shed roof protruding nails

We just paid a contractor to improve our Dutch barn shed. The old nails did not show thru to the inside. However, after replacing the 3 walls and the door and the roof ALL of the nails are protruding ...
11
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1answer
679 views

Does tar roof patch on EDPM rubber roof cause damage?

I applied Henry 208 roof patch on my EDPM rubber roof. It looks fine and seems to be holding up, however I'm concerned that it may react with the EDPM chemicals. I have heard this can happen with ...
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2answers
41 views

How to insulate from the noise generated by rain falling on a roof window?

My sleeping room is just below the roof, and has two roof windows. When it rains during the night (rather common experience during winter in central Italy, where I am located), the rain falling on the ...
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0answers
28 views

Replace plywood sheathing under metal roof

I have a metal roof with exposed fasteners, and I have some mold in the attic on my plywood roof sheathing. The source of the moisture that caused the mold is already fixed. My mold inspector says ...
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1answer
32 views

Shed Roof is Black and Has Water Damage

my Dad's shed had a roof that he didn't take care of for a while and now appears to have rotted in several regions. I'll provide several pictures, but the video is best: Link What is the best way to ...
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3answers
61 views

Roof mount a schedule 40 PVC pipe, looking for angled/adjustable roof flange

I bought a telescoping flag pole kit from Harbor Freight and am using it for a small anemometer. The kit comes with a piece of schedule 40 PVC pipe that the pole slides into. I'd like to mount this ...
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1answer
31 views

Underlay for saddle roof? Does side matter?

I am renovating my attic. Because the house is about 150y old there is no underlay. I installed an underlay from the inside by stapling an underlay to the bars which hold the roof. The underlay should ...
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4answers
97 views

Finding nails and staples all over yard after roof replacement

I just had the roof of my house replaced. The roofers had tarps spread around the house and swept the yard after the work with what looked like a magnet after they finished but I'm finding a lot of ...
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0answers
68 views

What's that black material that holds together these roof tiles?

I'm wondering if these rooftop tiles are made of clay and what is that dark grey material that keeps them together. Could they potentially contain toxic material? (e.g. asbestos) Thanks in advance.
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2answers
430 views

How can I hang Christmas lights on eaves with no soffit?

I have a house with vinyl siding and aluminum trim/sheathing, where the gable roof at either end has no soffit at all. I'm trying to come up with a way to hang addressable LED light strings very ...
0
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1answer
56 views

Can camera wires be placed under the roof tiles?

I am about to have my roof tiles removed temporarily to place new roof paper down. Can the camera wires currently running over the tiles, now be put under them?

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