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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4
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3answers
80 views

Ok to roof-over in the rain?

A buddy and I will be installing a second layer of composite shingles over the old ones already on my roof. Should we consider doing any of this in the rain?
1
vote
2answers
68 views

Where to start with raised deck

I currently have a flat roof over my patio which looks really solid as it is an extension of a flat room from my living room. I want to have someone come out and verify the integrity of it along with ...
1
vote
0answers
40 views

Does a vaulted ceiling roof need venting?

I'm buying a house in Colorado, and the house has a vaulted (cathedral) ceiling such that both the plywood sheathing and the ceiling sheetrock are attached to opposite sides of the rafters, i.e. no ...
2
votes
1answer
29 views

How to prevent squirrels from damaging pipe boots?

I have a few pipe boots on my roof that squirrels like to munch on. I'm not sure why but it creates a lot of work for me. How can I prevent this from happening again once I fix the boot? This is ...
1
vote
1answer
57 views

Can I insulate flat roof using this method?

I just wonder if I can insulate my flat roof in northern India by following steps as under: Apply a cover of Bitumen Cover it with polythene (for water proofing) Lay used cement bags on polythene ...
0
votes
0answers
34 views

Is it possible to install soffits from inside of the attic?

Is it possible to install soffits on the inside? I requested a quote from someone to unblock or install more soffit vents and on the quote he wrote " more vents install by soffit". He made no ...
0
votes
1answer
105 views

How to calculate steel beam and posts size to replace existing wood beam in terrace

I have a covered terrace that extends 10' out (West) from the house towards the yard/pool and has a width/span of 32'. The current beam is made up of (2) 2x6 in wood placed side-by-side functioning ...
1
vote
0answers
41 views

How to insulate roof from heat (sunlight)

I'd like to insulate roof which is over my flat in 4 store building. MY flat is the last one and every summer is a killer for me as about for 1 month a year I have constant temperature of 30 Celsius. ...
1
vote
3answers
50 views

Need a new roof but have2 gable ends and no overhang for soffit vents

I have about a 1400 square foot roof with a 6/12 pitch. The house was built in the 50's and there are no soffit vents, but there are 2 Gable ends. I need to have a new roof installed and am adding a ...
0
votes
2answers
51 views

Low-slope roofing

I bought a house a year ago and the section above the mudroom started leaking, so I had to tarp it. I am looking to reroof / roof-over the entire thing later this year, and I've done some research and ...
1
vote
3answers
253 views

Is this “ice damming”?

The north-north-west side of our house has a 2 foot soffit/overhang. This morning we notice that the vinyl siding of this wall is covered with icicles. It looks like water is somehow getting into the ...
0
votes
0answers
30 views

German tile roof installed using dowels

During a trip to Germany many years ago, I saw workers replacing broken red tiles. I was surprised to see them turn some sort of crank, and the whole line of roof tiles, hooked to some sort of dowel, ...
0
votes
0answers
24 views

Flow rate of water in gutter system

I am attempting to build a waterfall out of a gutter system. I currently have an awning that is 72" by 48" with 3" high (tentatively) buffers on each side to keep the water from flowing off. The ...
0
votes
2answers
54 views

Can I remove a furnace compartment vent that's obstructing roof repair?

There are two vents going up to our roof, one is the normal vent from the furnace exhaust straight up to the roof. But right next to it there's a second vent pipe, a little larger and single wall. ...
2
votes
2answers
53 views

Lift existing roof frame to replace top logs in log home

We have a log house with a 12/12 pitch roof. This summer we're planning to take off all the old asbestos tiles and leave the existing roundwood framing and put in new tiles of some kind, or metal ...
0
votes
2answers
68 views

How to prevent concrete roof from Absorbing water

It's winter again and rainwater still collects on my flat roof due to it's bad tilt, Because of that the concrete absorbs a lot of that water into the second floors roof and it's really visible on the ...
2
votes
2answers
111 views

Covering / Cap over DWV vent pipe

I've eliminated a DWV vent pipe during a bathroom remodel (consolidated fixtures and went from 2 vents to 1) but I don't want to mess with roof patching/repairing if I were to undo the penetration of ...
0
votes
1answer
63 views

Low slope roof (2:12) - acceptable for metal roofing?

I'm designing a garage for my backyard and I want to obscure my view as little as possible. I've read that asphalt shingles aren't great on a 2:12 slope, so I'm just planning on using metal roofing. ...
0
votes
1answer
45 views

How should I stop condensation on my roof that's leaking into my home?

Condensation in my attic causes frost which melts on warm days and leaks through my ceilings. I plan to add more insulation this spring. I have installed a bathroom ceiling fan to help with moisture. ...
2
votes
3answers
162 views

Best shoes for walking on a standing seam metal roof?

I went up on my roof this weekend to do some work on an antenna and clean chimneys. It's the first time I've been up there since I replaced the hail damaged asphalt shingles with standing seam steel. ...
0
votes
2answers
68 views

Optimize insulation cost / benefit

I have roof made by scheme from images. Both should be same, just different angle. I have 20cm of space yet to fill. How can I calculate conductivity in W/m2K if i fill missing 20cm of space with 20cm ...
1
vote
0answers
39 views

What type of furnace vent pipe is this?

I need to extend my furnace vent pipe up 2 foot above the ridge of my roof to comply with IBC. So I need to couple this pipe somehow and extend it up. Any idea what type of pipe this is and how I ...
0
votes
0answers
31 views

concrete and slate roof has started to leak

I have a house with a concrete roof with slates stuck on it (probably using gypsum). The roof is pitched, I would guess somewhere around 20 degrees. It has started to leak in a few locations. Can ...
0
votes
1answer
107 views

Condensation at roof, down outside of furnace/water heater vent. What is happening?

I am getting condensation dripping down the outside face of my furnace vent at the roof. I think I know why this is happening I'm just curious how to remedy it. There is a cast iron exhaust pipe that ...
0
votes
0answers
41 views

Extending the back of our house

We are going to be replacing our entire roof with a metal roof this summer. I was wondering if it would be possible to extend the back of our house before we put on the new roof. We would have to pour ...
0
votes
0answers
30 views

I need a blue print or measurements on how to build a barn roof

I am building a 16'x 16' shed and would like to get a blue print or mesuements on how to build a barn roof on the 16' shed
0
votes
0answers
23 views

How do I clean a white cement Spanish-type tile roof?

I have a white cement Spanish type tile roof that is very dirty. What is the best way to clean it? Can I power wash it?
1
vote
3answers
115 views

Should I add wood sheathing to a metal roof car port?

I'm making a carport that is about 10 feet wide with 2x6's for the "roof frame" and 4x6 posts. I was going to use a medal roof using tin I think. Do I first need to put down wood sheathing? Or can I ...
3
votes
2answers
275 views

Roofing solution for “dead valley,” where one plane goes into side wall?

Problem I am reworking my roof on the front of my house. The previous roof had been leaking down the corner of the house where the garage and porch roofs come together. The previous roof had a sort ...
0
votes
0answers
36 views

Fixing glass onto a porch roof

Ive made myself a fairly large porch area on the front and side of my house. Im in the UK but Ive always liked American style porches, so ive ended up with a porch that is 7.5m along the front and ...
1
vote
2answers
120 views

Hardware (clamp and/or spacers) to mount a horizontal pipe to a roof?

Related question: What is this called (adjustable angle pipe footplate)? After posting that previous question, I began to think that there's likely both a cheaper, and sturdier way to accomplish what ...
0
votes
1answer
67 views

How much work would be required to repair this roof?

I'm looking to buy a new house that needs a lot of work doing (almost a complete renovation job, rewiring, plumbing, damp proofing etc). On the last visit I went up into the loft to see what work ...
1
vote
1answer
52 views

How do we properly insulate a loft ceiling with 2“ by 4” without loosing space?

We have recently started a home improvement project that involved completely redoing all of our vaulted ceilings. We have a loft area that was about 6 foot in height at the peak. When we did the demo ...
3
votes
2answers
364 views

How would a professional flash this?

I could really use some professional advise here. I removed a piece of rotten trim I found while cleaning the gutters. The problem is pretty apparent in the photos with the gutter removed. Water ...
2
votes
2answers
95 views

How can I build a shed in two halves and join them without the roof leaking?

I am building a shed and I need to build it in two halves so I can take it off the foundation if I need to. The problem is that due to the dimensions, I have to split it in such a way the split line ...
1
vote
0answers
29 views

Can I extend attic vents so they don't get blocked by snow?

I have 2 square low profile attic vents on the detached garage but I'm pretty sure they are blocked with snow during the winter. If I should alter them, are there extensions available to raise these ...
4
votes
3answers
179 views

Will foam-filling this gap create problems?

I'm trying to find out if I can spray-foam fill a gap in my ceiling. I have an almost-flat rubber roof, 1" foam, wood planks, then a gap created by 2x6s, then the sheetrock ceiling. I'm in PA, climate ...
2
votes
1answer
135 views

Should I keep downspout extenders installed during the winter?

Should downspout extenders be kept installed during winter? For some reason, I think they facilitate ice formation to creep up the spout? When I say downspout extenders, I mean these
5
votes
3answers
187 views

Is Roof De-Icing Cable good for the roof?

Is heat tape or Roof De-Icing Cable good for the roof?
1
vote
1answer
682 views

How do I tie a new roof in to an existing roof with a pitch transition?

I added a room to the side of my house, and the new roof goes onto the existing roof. I am almost done roofing it. The image below depicts the current status. I put roofing felt down under the two ...
0
votes
1answer
63 views

Heating Coils on a metal roof section

I have a metal edging on my roof in an area about 4 wide. Can I run heating coils over this metal section of the roof,because it seems to be an area that has ice dams. Presently I have a coil above ...
0
votes
1answer
69 views

Glass deck above basement addition [closed]

We're planning to expand our basement underneath our deck and would ideally like to cover this section of the deck in glass as in this photo. (Posted: Wear skirts at your own risk!) Our architect ...
0
votes
0answers
62 views

rain cover for basement steps

I'm making a plywood rain cover for basement steps. The area is 5' wide by 8 'long. The height will be 8'. I want to make concrete footings for the support posts. What size and width of hole for ...
0
votes
0answers
15 views

Where should the isolation be in a false ceiling?

I am building a false ceiling in plasterboard. I bought some boards for isolation. Where should this be installed? Should I put it next to the roof leaving a air chamber between the plasterboard and ...
0
votes
1answer
315 views

How should the top edge of an asphalt shed-type roof be finished?

Our contemporary house has a shed roof that is finished with a layer of aluminum flashing nailed through the top course of shingles. The flashing turns down and just covers the top edge of the ...
0
votes
1answer
192 views

How can I add insulation above my finished ceiling?

What is the cheapest option for adding insulation above a finished ceiling? There has never been any in the spot that I need it. Should I take the roof off or have it sprayed in? The space is 20 feet ...
2
votes
1answer
154 views

Do I need soffit vents and can I add them without taking the roof apart?

Last year, we re-roofed out 83-year old house. We removed the 3-layer cedar/asphalt shingles and laid plywood decking, 30# paper, ice-barrier and 26-gauge metal roofing. As far as ventilation, we just ...
1
vote
1answer
152 views

Is that a leak from roof into my ceiling?

I found a spot into my ceiling that was not there before. Spot looks like this. We had rain last night and i am worried if there is a leakage in the roof. This is what is on top of it. Is this ...
0
votes
2answers
69 views

Can I put roof sheathing on vertically instead of horizontally?

I would like to put my roof sheathing on vertical instead of horizontal. It will be an 18 by 12 patio. Rafters are 2 x 6; 16 in on center. It will be 1/2" in plywood which will be visible from below
0
votes
1answer
94 views

Is there a tool that will crimp close the end the ribs on a metal roofing panels?

I saw a building that had the exposed bottom edge of the ribs in the metal roofing panels crimped closed so bugs couldn't craw or fly up them. It was very neat/professional looking as if it had been ...