Attics (also called "lofts") are the space immediately below a house's roof.

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Is the lack of a vapor barrier in the attic causing my mold issue?

For the last couple of days we have noticed more and more mold growth on the ceiling throughout the house. Wondering what was going on, I climbed into the attic this past weekend and notice that no ...
2
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2answers
113 views

How do I find the studs on my ceiling through 4.5" of polyiso?

I am starting to install polyiso on the interior of my slanted cathedral roof assembly and am having trouble finding the studs through the 4.5" of polyiso that I have. Things working against me: ...
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1answer
381 views

How can I improve the insulation in the lower attic space?

I live in a house with a finished attic. There's a substantial upper attic (big enough to walk around) and there are also knee walls between the upstairs rooms and the lower attic. There is ...
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1answer
270 views

Do attic vents or rafter baffles need to be as wide as the rafter bay?

What happens if the attic vents or rafter baffles don't cover the entire opening between the rafters and one or two inches of wood is left exposed?
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1answer
2k views

What are the codes for electrical wiring in attics?

What is the typical code for wiring in attics? I understand these vary but what's best practice? Can you just have electrical wires exposed with all the junctions, in junction boxes, provided all the ...
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1answer
525 views

How can I wire an HD antenna into my attic?

I have a 2 year old house 2 floors and then an attic that you have to use a pulldown to get into. The house has an ethernet cable (90% sure it is an ethernet cable) that is in the attic, I have a HD ...
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1answer
6k views

How can I stop exhaust fan vent condensation problems?

So, our bathroom fan leaks when it is cold. In the attic, the PVC pipe connected to the exhaust is uninsulated, and frosted -- shock! So, my question is, what is the best way to fix this? Do I cut ...
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1answer
2k views

How much vent fan throughput do I need for my bathroom?

What minimum size (CFM) vent fan do I need per cubic foot of bathroom? Consider a bathroom that is 10ft. X 4ft. X 6ft(height). What is the minimum throughput rating for a vent fan? I want a vent fan ...
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2answers
611 views

Is dirty batt insulation on attic floor a sign of air leakage?

My attic is 530 sqft, with soffits, ridge vent and some 18"X18" window with mesh over it (I cant recall its name). The house was built in 1960 and has batt insulation on the attic floor. The batt ...
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2answers
2k views

How do I properly insulate an attic ceiling?

I'm considering insulating my attic ceiling using a foam kit. Doing a bit of research tells me that air sealing and proper ventilation are key I live in Long Island NY and currently have about R-19. ...
2
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2answers
841 views

Should a fire alarm be installed in the attic?

I installed hard-wired and interconnected smoke alarms through the house. I wondered, though, if a fire spread through my attic I might not know about it until the ceiling or roof collapsed. Should I ...
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1answer
110 views

What are these metal ducts/tubes going into the attic used for?

We live in a house that is approx. 1200 sq ft. and was most likely gutted and 'refactored' by the previous owner. In our laundry room, they built a 'closet' around the water heater and our HVAC unit. ...
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3answers
2k views

Is torn kraft paper vapor retarder in the attic a problem?

I'm adding additional insulation in my attic. Unfortunately, I tore the kraft paper vapor barrier of the existing fiberglass insulation in many places while air sealing. Is this a problem? Or is this ...
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1answer
319 views

What is the best way to install insulation batts in an attic?

As far as we can tell, the attic is laid out like so - first is the 2nd floor ceiling, then whatever material is right above that, then the attic joists, then there is plywood nailed to the joists, ...
3
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1answer
555 views

Can I add unfaced insulation on top of faced insulation which is on top of cellulose?

I want to roll out some additional fiberglass insulation in my attic. Currently there is loose cellulose with faced fiberglass batts placed on top of the cellulose. The facing is facing out as in ...
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2answers
473 views

Where is the best place to store cardboard?

Having recently moved, a thrifty state of mind, and plenty of room for storage, taking into account mice, mold, and structural breakdown: Would it be better to storage collapsed moving boxes in the ...
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3answers
2k views

How do you navigate an unfinished attic?

My attic only has plywood around our HVAC. The rest is just covered with cellulose insulation. How do people get around their unfinished attics? I've been up with a flashlight trying to judge where ...
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2answers
426 views

How much ventilation do I need on a small roof?

This small building has a footprint of 10' x 12' with a gable roof (sideways, so the gables are 10' apart). Slope is 4:12, so the peak is only 2' above the walls. My ridge isn't vented, so I'll be ...
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1answer
272 views

Should I relocate the HVAC unit in my attic?

I have had a couple of estimates to replace our HVAC system and one contractor says he would relocate the system to a more central location in the attic. One says there is no need to relocate. There ...
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1answer
1k views

Where can I find parts for attic pulldown stairs?

I need two rollers replaced in my attic loft pull down staircase - the big ones on the picture. These drums have tension spring inside that helps to pull the stairs up and down. The mechanism is ...
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1answer
2k views

How can I stop a draft from an attic hatch lid?

During the colder months there is a cold draft at the bottom of the stairs and I had a new drop down loft hatch installed 18 months ago as I was convinced that was the cause. It had become warped. But ...
6
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2answers
3k views

Do I need exterior grade cables or conduit to run wire in an enclosed soffit?

I'm looking to add some lights on motion detectors (un-switched) and security cameras under the eaves of our house. I know standard romex is often used in attics, but the soffits seem like they might ...
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1answer
2k views

Does it do any good to use fiberglass insulation if you're not going to drywall?

My attached garage is not insulated. When I look up, I see the roof sheathing. I was thinking of adding insulation to the garage. The problem is there is no attic space, so I shouldn't drywall it ...
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1answer
134 views

Is a sealed attic appropriate for Southern California?

I have a two-story house. Half the house has a cathedral ceiling (which will be left as is) and the other half has a traditional attic with no soffits. The only ventilation in the attic comes from two ...
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1answer
606 views

What kind of contractor would I need to service or replace pull down attic stairs?

I have attic loft with pull down stairs access to it and I need it either serviced or replaced with a new rope system. Can you advice what kind of contractor I'd need for this? As you can see on the ...
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6answers
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How can I insulate my attic on a tight budget?

My attic is running 135Fahrenheit (55 Celsius) and more right now. And that's before it even gets to the hottest part of the day! The A/C guy said the A/C's are working perfectly. But he tested the ...
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2answers
505 views

What can I do with these roof trusses to cover them up a bit?

Relating to another question about loft conversion I also want to fill up the gaps in between the trusses on which the roof tiles lie on. So during allot of build I heard here and there that some ...
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2answers
2k views

What are these beams for in my loft?

I have very good building experience but in a house we bought recently I have been wondering what the heck to do with my loft. Initially its converted to a mini workshop / storage The max height is ...
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1answer
2k views

What type of motor do I need for my attic fan?

My attic fan motor appears to be on the fritz (makes a buzzing sound and the fan tries to turn but won't make it more than 1-2 revolutions without sticking). I'm trying to figure out what type of ...
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3answers
1k views

Do I need an air space between insulation and flooring in the attic?

As part of a local council grant, I am getting my attic floor insulation (2 inch thick fibreglass) replaced with 4 inch thick insulation. It will lie between the joists, on top of the plasterboard ...
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3answers
622 views

Is there any reason not to use a radiant barrier in the attic?

i am considering putting up a radiant barrier in my attic, with a product like AtticFoil, to 1) reduce the attic temperatures as my A/C ducting is in the attic and 2) to reduce heat convection into my ...
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0answers
54 views

Can I use a water tank and pump to feed a boiler?

As the title suggests I would like to know if I can use a water tank and pump to feed my boiler? I want to get rid of my electric shower and currently I have large water tank with a pump feeding to ...
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1answer
284 views

How can I insulate my attic in southern California?

I live in Southern California (San Bernardino county), and I'd like to add insulation in my attic. cathedral ceiling; 1/2 of entire roof has no attic space how do i insulate this space? the other 1/2 ...
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3answers
427 views

How do I insulate space in loft to create music studio

I have 3 DIY created rooms in my large live/work studio/artist loft. They are made with 2x4 and 2x6, framing with drywall walls and plywood ceiling. The apt has 14' 7" ceilings so we just have ...
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2answers
12k views

Is it possible to convert a truss attic into living space?

What are some options for converting a trussed roof into living space? My understanding (please correct me if I am wrong) is that the following needs to be taken into consideration: proper floor ...
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1answer
366 views

Is it possible for wind driven rain to be forced into soffit vents? [duplicate]

Possible Duplicate: Can wind force rain into the soffits? Apologies if this question was asked before. I've recently noticed slight paint peeling in two ceiling locations, right next to ...
2
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1answer
913 views

Do I need soffit vents for my knee wall attic?

I purchased a 55 year old home that has no soffit vents. The attic space consists of a knee wall attic space and peak attic space. The peak attic space has vents at each end and a ridge vent at the ...
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1answer
4k views

Should I be concerned about creaks when the wind blows?

Is it normal to hear creaks when the wind blows at about 20 mph speed? I heard the creaks in the upstairs when i was sleeping in the bedroom. I guess that was from the attic. I am little worried as ...
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1answer
687 views

Will installing an OSB floor in the attic create moisture problems?

I installed some new OSB flooring in my attic. The area it covers is about 160 sq. ft. The total area of the attic is about 750 sq. ft. There is just blown fiberglass up there, and there is no vapor ...
7
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2answers
1k views

How can I floor my loft without compressing the insulation?

I want to board over my loft for storage, but before I do I ought to improve the insulation which is very old and thin. My UK house is 105yrs old so the rafters are not as high as the recommended ...
5
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1answer
689 views

Can I install carpet in the attic?

I'm planning on adding a plywood floor to part of my attic. I have some old carpet that I'm thinking about laying on top of the plywood. Is this a bad idea?
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3answers
2k views

How do I add insulation to my attic?

I'm pretty sure my attic needs some additional insulation (it looks pretty sparse and my house is freezing!). Here are some images of my attic: http://imgur.com/a/pdsXF Two questions: There is ...
5
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1answer
472 views

How do I close off attic vents?

First of all, I'm clueless when it comes to DIY so forgive my amateur lingo and general clueless attitude. I'm still learning, be patient with me. My wife and I bought a house on the sunny island of ...
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2answers
378 views

How do I draft proof a “drop down” loft hatch

I am trying to draft proof our drop down loft hatch, however I can't see how to get a good seal as its “push to release” click does not hold it tightly enough against the draft proofing strips. Are ...
5
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1answer
234 views

Can I spray foam up to roof sheathing when air sealing skylight tunnel?

I've been doing some air sealing in the attic with canned spray foam and I'm about to tackle my skylight tunnels. They are framed and covered with drywall. I have easy access to them in the attic and ...
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1answer
903 views

How do I insulate around conduits and into difficult edges in my attic?

I am thinking about adding a little over a foot of insulation to my attics. I understand that there shouldn't be gaps between fiberglass batts (I read that this can reduce efficiency by 25%, whatever ...
5
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1answer
1k views

How do I know my current R-Value for my attic?

I am a first-time homeowner. One thing that was noted on the house inspection was that we needed more insulation for our attic. In my area, the recommended R-Value is 38 according to the ornl.gov ...
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1answer
683 views

What should I keep in mind for attic storage solutions for a small home with 14" rafter spacing?

So our attic and our stuff in general is not serving us. Yes, we need to get rid of the stuff we don’t need. If we need anything up there then it is not down here because we need it seasonally (think ...
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0answers
119 views

Is this a safe way to clean black mold in the attic? [duplicate]

Possible Duplicate: How to remove/clean black mold? My dad says there's mold in the attic (that looks black), and he plans to spray it with a mixture of water and chlorine. Is this a safe ...
3
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1answer
1k views

Can someone review this garage loft design for structure and stability?

I'd like to build a loft above a 12'x16' portion of my garage. My plan is to lag screw ledger boards to the studs and attach 2x10 joists to the ledgers using joist hangers. Additional supports will be ...