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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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58 views

How to fix cracked roof joist?

I cut open my ceiling drywall to take a peek in my "attic" (about 20" of vertical space) before I go about having a skylight installed. I have a flat roof and I noticed one of the rafter/joists is ...
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2answers
65 views

What is the term for a gambrel roof with an extra angle on each side?

What is the this roof style? Can it even be done with timber! Its not Mansard or Gambrel. Though similar to Gambrel notice the extra pitch. Any pictures, design, sketches of where this has been ...
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1answer
24 views

Carport Roof - Ridge Beam/Board vs Gussets

I am building a 20' X 24' carport and was trying to decide if a ridge beam / board was necessary, or could i simply use gussets to connect the roof rafters. I'd like to avoid using a 24' beam if ...
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1answer
74 views

Split/broken rafters a concern?

I'm buying a home and had a building inspection yesterday. The only major defect the inspector found was two split/broken rafters inside the roof. Can anyone tell me if these are a major conern? ...
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1answer
24 views

Repair Leaking Roof/Chimney In Winter

I live in an 100 year old house in Michigan. I have suspicions that the flashing around my chimney is leaking as the plaster in the ceiling directly below the chimney & roof point is getting soft ...
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2answers
32 views

Flashing around chimney and gap

Have been investigating leak on my 3 season room. Not certain it is related to this finding but discovered flashing around my chimney in an interesting state. Big gap in corner and also the epoxy/...
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2answers
41 views

Removing Roof Caulking from Jeans After Roof Job?

I'm not exactly sure where to post this question. I've checked a bunch of places on Area 51, and many of the clothing specific StackExchangess have been closed. I figured that the people most ...
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1answer
38 views

Installing a Bath Fan Roof Vent Without Attic Access?

I'm interested in installing a bathroom extractor fan where there was a previously small regular fan, but there isn't an attic above the bathroom. The switch is already wired from the previous fan ...
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0answers
53 views

Applying bird spike strips to deter squirrels?

I have some squirrel that love running on top of my roof that I'm trying to get rid of. I am considering using bird spike strips to deter squirrels from getting on my roof. I was wondering if ...
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1answer
40 views

Very localized heat loss

I have a heat loss issue that is very localized to directly up from my septic vent pipe. There’s no heat loss anywhere else. What type of contractor should I be calling? Insulator (I’m thinking no ...
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1answer
29 views

Slate roof removal for a shingle roof

I am getting a new shingle roof to replace a slate roof. Would a new shingle roof need a different underlayment that the slate roof does not have?
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2answers
43 views

Ceiling water damage

Just wondering if there is an easy way to tell if water damage on the celing is a result of a roof leak, or condensation build up in the house. Here are some pictures: https://photos.app.goo.gl/...
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1answer
34 views

Finding Skylight Replacement Dome

My home was built in 1986, and the skylight acrylic dome looks ready to break any moment now. I want to replace the dome but I can't for the life of me find anywhere that sells them with the setup ...
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1answer
42 views

Is this masonry roofline intersection problematic? Should it be called out by our home inspector?

Our new house (brick and stone veneer) came with a significant exterior wall leak at a roofline/masonry intersection, so I've been learning more about how these are supposed to be waterproofed, and am ...
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1answer
44 views

How to reseal wiring coming through roof after adding an additional coax drop

My AC condenser unit is on the roof. The wiring and refrigerant lines run through a PVC pipe in the roof. That pipe is sealed with what looks like some sort of foam product: I would like to put a TV ...
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1answer
37 views

Reduce high humidity in attic

My attic has high humidity. I put a combo temp-humidity monitor and it was in the high 70s. It’s 30 degrees outside. I’ve read about what could cause the high humidity and two key things came up: ...
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0answers
14 views

Do I need parapet wall cap for stucco siding?

I have a flat roof with 10" tall parapet walls and multiple exterior siding (one side is stucco, another side vinyl, and another side wood). I noticed that the vinyl and wood sides have a metal ...
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1answer
44 views

Design Mansard Roof

I'm trying to design a Mansard Roof in the UK. Some timber data is given here that local building control allows: http://www.home-extension.co.uk/roof-rafters-span-tables.html As you can see for a ...
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0answers
28 views

Insulating townhouse's attic sidewall?

Last winter, I've had some issues with ice dams on my roof. I live in a townhouse in Southern Quebec, Canada, in the middle unit, where lately temperatures during the winter can go anywhere between -...
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2answers
63 views

How to install vent cap over cement pipe?

The picture attached is a cement vent pipe I found on the roof for water heater venting. Looks like the cap has been broken off, but I have no idea what was the original looks like. The diameter of ...
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0answers
58 views

What is this brown sticky stuff on my soffits?

I recently had my roof replaced and some brown patches started appearing under some of the new plywood. It appears to be dry to the touch, although there are some beads of similarly colored goo on the ...
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1answer
52 views

Proper way to install Torch Down

On the recommendation of a gutter installer I hired a roofer to install torch down over the front porch awning. The gutter installer pointed out that the person who did the awning didn't do it right ...
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1answer
40 views

How many times can new shingles be put over the existing roof?

How many times can new shingles be put over an existing roof? Two or three times?
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1answer
75 views

Why is this roof covered in pigeons? [closed]

I was out walking the other day and observed something strange with one house having a number of pigeons congregating on the roof. (This is not my home, so I have no insight into internal details.) A ...
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2answers
34 views

Can I ventilate attic space using wall vents?

As an alternative to use a timber trussed tiled roof vent that involves removing tiles, can I instead replace two or more bricks, some on each end of my house, with wall vents like this? Presumably ...
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2answers
80 views

Is replacing the nails with gasketed screws likely to remedy leaks in a metal shed roof?

I own a 40 year old shed with a steel roof that was fastened using gasketed nails. Over time the nails have worked loose and the gaskets disintegrated and many of the holes leak. Will pulling them ...
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1answer
34 views

Fixing the slope of a flat roof

I consider myself pretty handy, but when it comes to roofing I have very little experience. I have re-shingled a couple of roof's but that's it. My home is a 1915 victorian home built with a roof ...
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3answers
101 views

Is it necessary to use ceiling joists (ties) with conventional rafters?

I am going to be putting up an outbuilding with rafters. Is it necessary to use a ceiling joist with conventional rafters? This picture shows that I need one (https://www.carpentry-pro-framer.com/...
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1answer
24 views

How do I install an exterior soffit vent?

How is this old vent in picture "A" attached? I will have to punch that out with a hammer. How will I attached the new vent if the flange is laying up and inside? Can I attach the new soffit vent ...
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2answers
82 views

Are these shingles properly installed?

I just had the shingles on my roof replaced with BP Everest 42 shingles. The old shingles were removed, new flashing, waterproof underlaying, etc was installed. My concern is really in the final ...
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2answers
49 views

What is causing these water “trails” on inside of exterior wall?

The bedroom at the back of my house (North facing) has what I would describe as persistent water "trails" on the inside surface. They are faint, but noticeable. The "trails" run from the ceiling, and ...
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1answer
88 views

Could improper installation of a weather vane on the roof cause a collapse? [closed]

My daughter thinks that becsuse of,the way this was installed the roof is no longer safe and will collapse. Has the integtity of this building been compromised?
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0answers
33 views

how to reset concrete roof tile

I pulled up about 8 roof tiles from the valley to the middle of the roof to work on the batten underneath. However, when I went to replace the tiles, which I did by replacing the last one I removed ...
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1answer
87 views

How should I seal exposed nails on the roof of an addition?

We recently added a gable portico / overhang at our front door as part of a renovation. We used the same architectural shingles as the rest of the roof to make it seamless. However when the guys did ...
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1answer
32 views

Want to update insulation in knee walls. Pictures of the inside. I think it might be worth taking the old out and redoing it all, thoughts?

I purchased a house in the Metro Detroit area. 1943 built. Cape cod bungalow, pretty sure. Last winter, I had pretty bad ice dams and would like to re-insulate the knee walls before it gets too cold. ...
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0answers
37 views

Building Rafters for OutBuilding

I am going to be constructing an outbuilding for livestock. It will be 32 ft. x 32 ft. I plan to use rafters instead of trusses. Is it OK to use 2x6's with 48 in. OC for the rafters at a 3/12 pitch? I ...
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0answers
19 views

Upgrade Rooftop HVAC

I am planning a rooftop HVAC upgrade. My current HVAC frame (leg) has cracked one of the 2 x 6 roof rafters that I have repaired with wood glue and anchor screws, so it is good now, but it served as a ...
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0answers
14 views

Slate roof without verge clips

I'm looking at buying a modern (2006) house in the UK which has a slate roof. It already has a couple of broken slates, and it's been suggested that since the slates at the edge of the roof are not ...
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0answers
124 views

Why is this dormer flashing causing a leak?

This roof was repaired about 6 years ago and is now slowly leaking when there is a heavy downpour. The leak is located close to the center point in between the outer wall and the dormer. It is ...
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1answer
64 views

Tightening wood posts in simpson ez bases?

I bought several of these Simpzon ez bases for our roof. Due to the climate here, I need to check and maintain the bases and the wood periodically. For this reason, I shaved of some of the wood so ...
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2answers
50 views

How to learn house construction? [closed]

I want to learn house construction engineering in very cold climate (Sweden), wooden and brick. It should cover the following questions (you don't need to answer it): How the roof, walls and ground ...
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1answer
308 views

Adding Soffit Vent for Bathroom Fan

I have a small bathroom with exterior walls in an area of my home with a vaulted ceiling (and thus no attic access.) When I moved in, the exhaust fan was uselessly "exhausting" directly into a ...
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1answer
51 views

Roof moss removal?

My roof has developed clumps of moss in some areas (photos at : https://imgur.com/a/aHK8EvV). The roof itself is 12 years old. I just bought the house a year ago, so am wondering whether this moss ...
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2answers
59 views
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1answer
49 views

Flat Roof Pitch

I bought a house and knew about this issue, but is there any remedy? The previous owner converted a flat roof to a normal roof, but the problem is at the back of the house the ceiling is 7 ft 3 inches ...
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0answers
45 views

Woodboring insects in roof

I have a roof built relatively recently over a concrete slab. It's a reinforced concrete frame and this is how things are normally done. The roof done with pine wood and then has it has concrete ...
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3answers
134 views

Fact-check on metal roof quote by roofing company

I hope this is an appropriate place to ask this question. We've just bought our first house and it is in need of a new roof, so I'm shopping around for quotes. Metal roofs seem like something we'd be ...
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1answer
305 views

Roofing : Pros and cons of re-roofing or re-layering

I am considering changing my roof which is 28 years old. I was quoted a total new roof at $9K and a re-layering (putting second layer over the first one) at $6K. Any comments on what is the downside ...
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2answers
83 views

Should I be concerned about this roof bubbling?

I have zero experience or knowledge regarding roofs. I love this house and am on the brink of putting in an offer to buy it. The offer would be followed by an inspection (but I'm told these ...
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0answers
51 views

Filling gaps between concrete and roofing

I'm new to this stackExchange and very glad that this stack exchange exists! My question is about how do I fill the gaps between the concrete wall and the roof. I want to fill the gaps in order to ...