Questions tagged [roofing]

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3 votes
2 answers
72 views

What to do with roof vent if needing to drywall over it?

Heavy DIYer but first time dealing with roof. This is my final trade to learn, so go easy on me. Denver, CO. I am vaulting the ceiling of what was dead space over the kitchen before. The dead space ...
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1 vote
1 answer
71 views

Can I put patio style wooden planks on this roofing material on my patio?

My second floor patio is covered with this material. It looks like asphalt roofing material, but I am not sure. Can someone please help me identify it? Also, can I put wooden patio style planks over ...
  • 113
0 votes
1 answer
59 views

How can I neaten the edge of my existing flat roof extension

It's an old roof and the asphalt was allowed to drip down the lead flashing leaving an ugly finish. How can I neaten it up? Can I trim it back so it's uniform? Paint it white/ the colour of the wall? ...
  • 11
0 votes
0 answers
21 views

Venting a roof with no soffit or gable

My house has a vented cathedral ceiling via soffit vents at the bottom and box vents at the top. There was a storage room added on later which covered up the soffit in one corner of the house. Now, we ...
  • 1
1 vote
0 answers
26 views

Drip edge replacement

The drip edge on my house is peeling back and wasn't noticed until significant water damage to the soffits occurred. Doesn't seem like it was ever actually fastened to the sheathing with nails, nor ...
  • 21
0 votes
1 answer
44 views

How much R-value do you need to insulate a garage ceiling with exposed 2x6 rafters in Zone 4?

We would like to insulate and drywall the garage ceiling to work on projects in the cold winter and hot summer. (We'll probably install a mini-split or something similar, too.) This question is ...
  • 765
0 votes
1 answer
31 views

Shingles Setup for California Addition - Valley between New and Existing

Building an addition and adding a perpendicular roofline to an existing roof with a California framing. The new gable roof will be perpendicular to the existing gable roof. I would like to keep as ...
  • 21
0 votes
3 answers
111 views

Can I anchor a safety harness with a ladder or the side of the house?

I'm going to do some roof work and I plan on using a safety harness. I'd like to avoid making any holes in the shingles to attach the harness anchor. Could I instead attach the the safety line to a ...
22 votes
5 answers
3k views

How can I monitor my roof to detect roof leaks before they cause damage?

A lot of questions have been asked about how to locate a leak in a roof, but you can only locate a leak that you know exists, and the first noticeable sign that there is anything wrong might be ...
  • 321
1 vote
0 answers
23 views

How to replace subfloor under torch-on deck

A friend has a deck that is exposed to the elements, and the sub-floor is rotting. The finishing is torch-on roofing with a coarse granular finish. I would like to help him replace rotted sections of ...
  • 11k
3 votes
2 answers
100 views

Can I reuse the glass of my doors for the roofing of my conservatory

My house has this self build (by previous owner) conservatory. But it has some weird and unfinished touches. So I want to fix it! The sliding doors have to go, I prefer normal doors. And there are to ...
2 votes
2 answers
108 views

How to handle rainwater on this awkward roof edge?

I’m trying to evaluate/troubleshoot this gutter system to better manage rainwater runoff. I wonder if this spot here may cause issues, and if so, how to handle it. Water runs off the narrow edge ...
0 votes
0 answers
30 views

12x24 gable end porch addition

I'm adding a gable end porch to my house. I want a 12x24 covering so I have 6x6 post and 2- 2x12 beams attaching to the house on both sides. im using structural trusses so no need for headers. My ...
  • 1
0 votes
1 answer
53 views

How to cover gap in roof?

I am facing an issue regarding my roof design. there is a gap in the roof that i am worried if I just cover with wood water might go inside. Here is the final desired results: This is the gap that I ...
0 votes
0 answers
38 views

Townhouse and shared wall air sealing

My townhouse has a basement, 1st floor, 2nd floor, attic. There is a shared cinderblock wall with my neighbor. In the attic at the wall, there appears to be a gap between this wall and the framing ...
  • 331
-1 votes
2 answers
95 views

What is an effective method for reducing heat from a bitumen roll roof?

I have simple bitumen roll roof with additional insulation, no air pocket space, no nothing and heats up a lot in summer. I have been considering either heat reflective paint or installing solar ...
  • 99
2 votes
1 answer
67 views

Proper sealing for brownstone roof dividing wall

TL;DR: For a four-storey New York brownstone with flat roof how should the dividing parapet wall be covered/sealed? The brownstone has a rubber-like membrane on the roof that is connected to brick ...
  • 117
0 votes
1 answer
112 views

Do old vents need to be removed if ridge vent is installed?

With a new ridge vent installed, I am wondering if these old vents need to be removed? They're plastic covers over a square hole cut in to the attic plywood. Just curious if it will interfere with ...
  • 147
0 votes
0 answers
32 views

Rubber roof liner needs more of a slope

I have this small lookout area that is covered off my master bedroom. it has a rubber membrane on it but seems to collect water against the house when it rains a bunch and snows. I doubt they ran the ...
  • 1
0 votes
1 answer
41 views

What is the basic process for removing and replacing roofing materials around clean out vents?

So on the roof the other day, and put my foot near a clean out vent. There was noticeable give in the roof surrounding the vent. It felt like it was just being held by the shingles and whatever felt ...
  • 211
9 votes
1 answer
2k views

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

Is it normal for asphalt shingles to hang past the drip edge a couple of inches on the rakes of the roof?
  • 101
1 vote
0 answers
72 views

Is it proper to have shingles at the bottom of the valley where the fascia is be 3 inches above the roof deck?

The shingles at the bottom of the valley are not laying on the roof deck, they are bridging across leaving a large gap between the shingles and roof. Is this normal?
  • 101
1 vote
3 answers
99 views

Have these roof ridge tiles been installed correctly?

Had a roofer replace some missing ridge tiles on the hip of my roof. He has used mismatching ones. Disregarding aesthetic, is this a problem?
  • 13
0 votes
1 answer
38 views

How to Install a roll-out roof on an almost-flat roof, 16ft x12ft (NJ) [closed]

This roof has been problematic for me for a long time. It was topped off in asphalt shingles 7 year sago and has started leaking again. I would like to install roll-out roofing. The type that goes on ...
0 votes
0 answers
165 views

What is this pipe in the attic for?

I see this silver pipe in the attic that doesn't seem to lead anywhere. There is a hole in the wood, maybe it used to go outside? Right now the hole is covered, probably with the roofing. Just ...
  • 147
0 votes
1 answer
122 views

Flooring covering for a bitumen balcony

Hello I have wood balcony that I made by making my first floor longer then my second floor, so basically my balcony is unfinished uncovered part of my second floor and fenced all around. In any case, ...
0 votes
0 answers
83 views

Flat roof, where electric mains enter via conduit, leaks in heavy rain - does a cover for this exist?

I have a section of the roof on my house that is flat, and across the roof runs a conduit that carries electrical from the main panel to subpanel. In very heavy rain, water enters through a square box ...
0 votes
0 answers
67 views

designing a cross gable roof with a doorway

I am trying to attach a gable roof perpendicular to an existing one,but looking for some help in joining two perpendicular/cross gable roofs with a one door headroom. It is because the existing gable ...
3 votes
1 answer
213 views

Does the drip edge need to be nailed into the OSB sheathing or framing also

From everything I am reading online I am seeing the drip edge should be nailed with 1.5” nails but I can not find clarification if I need to try and hit the rafters each time which are 16inches on ...
0 votes
0 answers
59 views

Advice installing a vent on roof

Installed a new bathroom fan today and realized the ducting is way undersized. 9'x15' room and a very tiny fan with 3" ducting. I replaced it with a 110CFM Panasonic fan. So I can't use the ...
  • 181
7 votes
1 answer
2k views

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

We have a storm coming in today so I spent the day yesterday cleaning my gutters which were chocked full of debris. They also a significant amount of roof material in my gutters (my understanding is I ...
3 votes
1 answer
63 views

How to correct guttering / roof problem on roof corner

I have a section of guttering next to a concave corner where two sections of roof meet, where water runs down the side of the house. After having the guttering looked at and still leaking, I've gone ...
  • 33
0 votes
1 answer
55 views

Specific name for this style of gable roofs?

How are the following sloping rooves described in architectural terminology? Notice some are bent, with a crook in the middle of the roof. Bonus points if you can tell the type of tiling on the roof.
0 votes
1 answer
76 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 ...
0 votes
2 answers
590 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 ...
0 votes
1 answer
90 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 ...
0 votes
1 answer
118 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 ...
  • 1
0 votes
0 answers
53 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 ...
  • 159
2 votes
2 answers
103 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,...
  • 135
1 vote
1 answer
338 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 ...
-3 votes
2 answers
163 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 votes
1 answer
57 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 votes
0 answers
502 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 ...
  • 2,549
2 votes
2 answers
714 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 ...
0 votes
1 answer
75 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 ...
  • 201
0 votes
0 answers
49 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 ...
0 votes
0 answers
46 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 ...
0 votes
1 answer
72 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,...
0 votes
2 answers
126 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 votes
1 answer
113 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 ...
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