Questions tagged [roofing]
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276
questions
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18 views
apply roof primer & sealant in sections?
I’m currently pressure-washing a 100ft X 100ft rough concrete roof so that I can coat it. The problem is that it’s a pretty big area.
My question: can I pressure-wash and treat by sections? For ...
0
votes
1answer
53 views
Roughly how long to single-handedly install a metal roof?
I am preparing to replace my roof in the new year, either hire someone to do shingles, or, I really like the idea of doing a standing seam snaplock metal roof myself. However, my weakness is time ...
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2answers
52 views
Which rafter hanger is best
I am building rafters to connect to a ridge board for a shed and I am torn between the rafter hangers to use. These are the two options:
The reason I am torn is that the one RR rafter hanger is ...
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1answer
37 views
Should drip edge be nailed to fascia? Should it wrap around at corners?
The roofer nailed the drip edge at most out side corners. It also doesn’t appear the the drip edge wraps behind. Is it supposed to? Should it be nailed? At the inside corners, there is a gap where ...
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1answer
85 views
Where is this water stream under the gutter coming from?
I have a stream of water going under my siding from the gutters. The gutters are new and completely clean, no debris. Also, the roof has vented drip edge extending into the gutters about an inch.
I ...
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33 views
Spray foam on roof and HVAC
I am re-foaming my flat roof (residential home). Typical process is to remove existing foam, then spray on ~1" of new foam, and after that, apply two coats of elastomeric which protects the foam ...
2
votes
2answers
81 views
Can this roof flashing membrane be glued back down?
New house, roof deck. Membrane (I think it's flashing) pulling away from the wall underneath the siding. I'm not certain what type of membrane it is, but it feels rubbery. Can I just glue it back down,...
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1answer
83 views
Roof loaded with shingles over ridge - should I demand they be replaced?
So I know that when a roof is loaded with architectural shingles prior to installation, you're not supposed to lay them over the ridge, but instead lay they remain flat and use toekick boards to ...
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2answers
145 views
How do I know if a roofing company is using subcontractors? [closed]
My wife and I hired a roofing company, but I think the person we contracted with just put the work onto his crews back. He only came out to the job site twice: once to provide an estimate, and once to ...
-1
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1answer
24 views
Can I span 36” with SYP 2x4 laying flat as roof decking
I’m redoing my garage roof, which has a 12” slope over 14’. I have left over SYP 2x4’s and some microlam beams, but only enough to set at 36” OC. Can I span 36” with 2x4 SYP as my decking instead of ...
2
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0answers
89 views
How do I flash a roof valley into a gutter?
The following roof valley bypasses the gutter and spills too much water over the adjacent roof overhang. I figure a bent piece of aluminum flashing installed appropriately could divert the valley ...
2
votes
2answers
92 views
Do I need to caulk where my roof meets the siding?
I'm not sure if the seam needs to be caulked where the roof meets my wood siding. There are some areas where it looks like it was once caulked but the majority of it does not look caulked. Should the ...
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1answer
57 views
Solar installer
I'm considering purchasing my own solar panels and installing myself and doing all the paperwork. I want to do it myself for the experience. The problem is that my HOA won't allow me to do the work ...
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0answers
41 views
What are the proper steps to replace a poorly installed dryer vent in an old flat roof in Phoenix?
The dryer vent extends from a utility wall in the center of the house directly up and through the roof. The current penetration is a simple hole with a dome screen topped by a vent hood.
I believe ...
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0answers
42 views
Aluminum roofing over shingles
Can I reroof my garage with aluminum panels, but go over the existing shingles? I’m fairly certain they contain asbestos and don’t want to remove the old.
Surface is plenty flat and planar, and I can ...
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1answer
50 views
Osb over shingles
I want to reroof my garage, but I think my old shingles are asbestos shingles. I don’t want to remove them. The decking underneath is in fine shape. So my question is (because the shingles have a flat,...
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2answers
66 views
Should old openings in a plywood roof deck be closed before installing steel?
My metal roofer removed all 14 old vents and installed two new "Maximum ventilators" in its place. The remaining 12 holes are still there and not sealed and i can see the underside of the ...
0
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1answer
107 views
After all this handwringing, do i need a new roof really? [closed]
I finally nailed everything down with a contractor, shingle line, and approach and just yesterday I got the feedback that I may not need a new roof...yet. So, I'm asking the hivemind. I started this ...
1
vote
1answer
54 views
Should I replace my entire shed decking or just the rotted spots?
Redoing a shed roof, it's decked with 50 year old or so plywood, tore the shingles off, bottom 3 feet or so of the ply is bad, thinking of just replacing the bottom 4 feet of ply since ply is so ...
1
vote
1answer
107 views
Small 1940s colonial with no soffits, no eaves, two gables and needs ventilation
I have a 1940s colonial with no eaves, no soffits, and soffits can't be added. I do have two gable vents (original) and a power fan that was added (but is broken). I have early stage mold. The diagram ...
1
vote
2answers
101 views
Please tell me what's the name of the metal wrap
Can someone please tell me what's the name of the metal wrap in the first pic? It wraps the top of the wall on my roof top. My roof has a rubber layer on it and it goes up to inside the wall. On top ...
1
vote
1answer
39 views
Flashing /waterproof for wires going through roof gable
I am in the process of replacing my siding and found an odd (read: wtf) spot where wires are coming through the roof to a porch below. It looks like they just put a hole through the roof/shingles but ...
0
votes
1answer
68 views
Are our cracked roofing tiles dangerous?
We had some felt replaced on our roof a couple of months ago. After the job had been done I went up the scaffolding and took a look at the outside of the roof. See photos at the bottom of this post. I ...
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0answers
36 views
How do I know if there is a hole underneath a bad patch job in my ceiling?
How do I know if there is a hole underneath a bad patch job in my ceiling? I am just curious because I don't want a any leaks happening.
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1answer
103 views
What is this metal roof trim that was torn loose by a storm?
Heard a banging, couldn’t put my finger on it while I was up in the attic but I found out where in the house it was. Walked outside and found the culprit.
It’s the metal trim, perhaps this is the ...
2
votes
1answer
32 views
1880 Home with Ballon Framing - Roof Soffit Question
I have a 1880 house with balloon framing. On the 3rd top floor, the roof line extends beyond the top plates and there's a air gap at the end...I can right into my rain gutters from the inside and have ...
2
votes
1answer
43 views
Do I need a vapor control membrane inside the roof if I have a breathable underlay outside?
I am a DIY'er working on a cottage in a remote part of the UK.
I don't really have access to a professional roofer so I've just been having a go at it myself with some labourers.
So we have ...
3
votes
2answers
103 views
How could I insulate a thin hot roof and bring it to current Southern CA code?
So we started an exterior remodel today, and found that our roof construction is way more mickey mouse than I thought it was.
Our house has vaulted 2nd floor ceilings through most of the 2nd floor ...
1
vote
0answers
100 views
Neighbours guttering running onto roof
Hi I have just got home to see our neighbour at the back has put guttering running straight onto our outhouse roof. I wondered if this was allowed or should the pipe be going right down to the ...
2
votes
1answer
67 views
Repair roof flashing that is tucked under gutter rather than over it
I noticed water dripping from behind the gutter. When I climbed up to investigate, I found that a piece of flashing was installed incorrectly. The gutter should be tucked under the flashing. But ...
2
votes
2answers
250 views
Use Rivets for old corrugated Metal Roof
I have an old barn with an rusty corrugated roof. The rafters are pretty rotten and the corrugated sheets come apart and I have slow leaks. The roof is nailed and some of the nails have worked their ...
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0answers
39 views
Installed Hardie board with tin roof
Installed Hardie board, silver side down as ceiling with tin applied as roof. Can this type of application withstand being the roof/ceiling in an outdoor kitchen with no side walls?
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1answer
113 views
How to fix capillary action on anti-condensation coating on box profile steel roofing sheets?
We have some carports here that were installed by a previous owner a few years ago. They have side walls, but are open front and back, and have a steel box profile roof. Big green sheets like this:
...
0
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1answer
53 views
Why did my torch-down roof patch fail?
I am looking to diagnose reasons why my first attempt at torch-down patching of my almost-flat roof (1/12) failed. I used this inexpensive torch fueled by a small, camping propane tank, for ...
0
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1answer
116 views
Strange Roof Framing - Are these ridge supports temporary?
Attached photo is of a mid century split level roof with gabel ends at 5:12 pitch, there are (5) irregularly spaced 2x4 post supporting the ridge beam which sit on a 16 feet long (2)2x18 wood beam. ...
0
votes
1answer
84 views
Cause of my roof leaking? (Victorian house with photos)
I was putting some stuff in the loft of my Victorian house (UK) and found the roof was dripping wet on the inside and it is wet pretty much everywhere, not just in one area.
I have looked at the roof ...
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vote
3answers
114 views
Could shingles that are not flat be caused by stapling the sheathing rather than nailing?
We recently asked someone to add a covered porch to a new construction. He reported back that the existing roof (which was built by a different contractor about 6 months ago) has some issues. He said ...
0
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1answer
96 views
What amount of shingle overhang on a rake side is acceptable?
A contractor is telling me that his roofer always installs shingles with "this amount" of overhang, yet I am hard pressed to find similar installs in my neighborhood. The box of shingles ...
2
votes
2answers
246 views
Is there a significant Difference between roofing and weeding torches?
I have a modified bitumen roof and I would like to go independent making patches for things like vents and other fixes. So far I have hired people to come and torch down material like this but I don't ...
6
votes
3answers
2k views
Is it okay to face nail the drip edge to the fascia?
A sunroom contractor is adding a screened in deck to my house. The drip edge was not delivered before the roofer installed the roof and he said that the drip edge could be installed later by lifting ...
6
votes
3answers
188 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 ...
1
vote
3answers
219 views
Pest proofing turbine vent
I installed this turbine vent but noticed that small animals like rats, small birds or even small squirrels can get through the rotor gills when it is not spinning.
I was thinking of putting a metal ...
2
votes
1answer
58 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 ...
1
vote
2answers
88 views
Copper or Aluminum flashing
Which is a better option between Aluminum flashing v/s Copper flashing ? Just spoke to a roofing company, they said copper flashing may spoil/change color of shingles (due to rain) and aluminum ...
5
votes
5answers
1k 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 ...
1
vote
1answer
53 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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votes
1answer
33 views
Open eaves vs soffits
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 would make a ...
1
vote
2answers
99 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 ...
1
vote
1answer
47 views
Should I have my contractor redo the underlayment?
I’m having my roof redone and on the roof where my roofer is going to install standing seam metal roof he put down Winterguard HT fastened with staples (because it was cold so it didn’t stick well).
...
1
vote
1answer
421 views
sistering a 2x6 to current 2x4 rafter
I purchased a home with a car port attached to the detached garage. The current carport rafters are 2x4 spanning 12' (24" o.c.) with CORRUGATED FIBERGLASS panels for roofing material. The ...
