Questions tagged [attic]

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

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9
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2answers
3k views

Noises from attic - Should I be concerned?

In one of my bathrooms on the top floor, I can loudly hear noises that sound somewhat like a bird. The sounds have been going for about a month now. What's going on? Should I be concerned? The video: ...
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2answers
68 views

HVAC / Furnace Evaporator unit in attic leaking cold air

We have an A/C (and heat) unit in the attic with force air ducts going to the ceilings in the rooms. I was in the attic today when the A/C turned on. I felt cold air come on my leg when I was near the ...
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0answers
46 views

Attic HVAC ducts are in the way. What should I do?

Just moved in to a new house back in September and I want to add some pendant lights in the kitchen. Went up into the attic and looked around... The main HVAC duct bisects the attic and I will have to ...
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1answer
77 views

What Rigid Foam Insulation Thickness is Comparable to 300mm Rock Wool Insulation?

I'm in the UK and in a house built pre-1900. In there I have rock wool on top of old rock wool and vermin are finding this very inviting (found out after I bought the house). Because of the smell and ...
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1answer
61 views

Attaching a climbing wall directly to rafters vs. using sleepers [closed]

I'm refinishing all of the walls in a finished attic space and planning to add a climbing wall to the knee wall and vaulted ceiling on one of the sides (almost exactly like the build shown here). In ...
0
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1answer
34 views

Fastening Double Ledgerboards for Loft

I’ve got an unfortunate issue, my garage length is 1.5 inches past the free span length for joists. First, is it acceptable to fasten Double Ledger boards to make the distance work? Before designing ...
2
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2answers
858 views

Can I add insulation to my attic and put down plywood so I can walk around more easily?

My house was built in 1992. There are currently faced batts of fiberglass and a few inches of white blown-in insulation that is both scattered in some areas (mostly over the master bedroom from ...
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3answers
2k views

How can install rafter baffle venting without removing drywall?

I have a finished attic, that needs to be updated. The pitched sides of the roof are sheetrocked & insulated, the ceiling is a suspended ceiling (will be sheetrocked) and the low knee walls are ...
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1answer
42 views

Recommendations for attic decking

My wife has been wanting me to add attic decking for a while. I went up again today to scope out what work is needed. My attic is full of supports, a/c ductwork and these metal pipes. What are these ...
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3answers
654 views

Options for NM Electric Wire Laying on Attic Floor?

I’ve got an unfinished attic with trusses and plywood floor. There’s electric wires running across the plywood floor without much slack to raise them up. I don’t really want to pull up the floor, but ...
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1answer
2k views

How can I install/remove ceiling lights from the attic? [closed]

I have a home with vaulted ceilings (20 ft high) and recessed lighting. I have access to the fixtures and wiring from a stand-up attic. I have needed to rent a very high ladder or scaffolding to ...
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2answers
43 views

insulate walk up attic stairs (not pull down)

I have a full set of stairs that walk up into an unfinished attic space. The full sized access door to these stairs is in a hallway as if its a closet. Unfortunately, the max distance I have under ...
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1answer
36 views

Fiberglass fills attic rafters, planning another 3" of fiberglass perpendicular to rafters, but how should I navigate my attic after installation?

I have fiberglass filling my rafters, very nearly to the top. To meet my insulation target, I plan to install another 3" layer of fiberglass perpendicular to the existing fiberglass... but this ...
4
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1answer
922 views

Will heat set off a smoke detector placed in an attic?

A heating furnace is in a partially floored attic. used for storage only We have placed a smoke detector above the furnace and wonder if the heat in the summer would set it off.
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1answer
46 views

vapor barrier insulated attic (floor over garage

I recently hired pros to spray foam my attic, essentially sealing the soffits, roofdeck, ridge vent, and the removed all cellulose insulation to allow air exchange and balance the conditioned space ...
4
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2answers
531 views

How to build a catwalk in my attic?

I'm about to have the insulation removed and reinstalled since the old insulation is doing a very poor job. I will have a couple weeks when the insulation will be removed for me to do some improvement ...
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1answer
39 views

Electrical: Replace light switch with smart switch, odd wiring question

I have a very simple switch attached to my attic fan. Between the switch and the fan is a temperature sensor that will only trigger the fan when the attic is hot enough. I’d like to replace the ...
2
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3answers
5k views

How do you retrofit attic baffles in attics with very little room?

Just wanted to get some best practices or opinions on this. I have two teenage sons that want to make some money on one of my flips. The house has literally no insulation - maybe 4 inches at its ...
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2answers
152 views

2x4 floor joists in attic: make stronger/level?

My house is 100 years old in Ontario, Canada. My attic is unfinished, and the joists are true to size (2” x 4”) rough sawn 2x4s (two 10’ pieces make up the 20’ span), 16” OC, cathedral roof. Supported ...
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1answer
47 views

Exhaust fan from ceiling is dropping water, but the roof might show a bigger problem

I'm living in the Northeast coasts, and I saw my exhaust fan from the ceiling is dropping water this morning. So this afternoon, I access my attic to see the inner roof and see a potentially bigger ...
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0answers
60 views

Drilling into timber frame wall from loft

I live in a 2021 new build house in the UK. Detached, timber frame, stud walls. I have a sloping roof on two sides, on the other two sides they are just vertical walls (in the shape of a triangle at ...
2
votes
1answer
50 views

Will rigid air conduit improve flow, over flexible ones

My top room (3rd floor) has poor airflow, from a central air (cool and heat). Looking in the attic, I found flexible ducts that go over many curves. I feel like the duct are getting compressed/bent at ...
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1answer
320 views

finishing attic above garage

I have a 2 car garage about 20 by 20 in size. Planning to build an attic storage/bonus room above it.The space above garage measures about 18 by 20 with minimum hight of 6 feet, and an access can be ...
5
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1answer
294 views

Running NM cable in attic across rafters

I'm adding a couple of outlets mounted to the underside of the rafters in our attic but I'm not totally sure how to actually run the wire for the circuit through the attic. We've got lots of permitted/...
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5answers
10k views

Is it safe to add shelving to truss members in my attic?

I have a (I believe it's called) "W" frame loft: (sorry about the quality of the pictures - maybe I should ask in the photography Stack Exchange how to take such pictures) There are no floorboards, ...
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0answers
25 views

attic remodel - insulation, ventilation, and general questions

it's time to really get to work on my attic remodell. House is gable roof home with continuous soffit vents (of a kind - my home doesn't have eaves really, there is only a tiny amount of overhang, so ...
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3answers
4k views

Benefit to running electric wires through walls vs attic/basement? 1-story house

We're planning on getting some updates to the electric wiring in our house. Installing more wall outlets, removing some knob & tube in the attic, installing GFCI outlets in required places, and ...
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0answers
47 views

Increasing air intake in the attic to prevent ice buildup on the roof during winter

We bought a townhouse in 2018 in a Canadian city where we have frequent snowfall during winter. Here are pictures of the back and front of the house. In the last two years, we have had ice dams on ...
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1answer
108 views

Mold on underside of attic flooring

I found mold on the underside of my plywood attic flooring. The attic has rollout fiberglass insulation with a paper vapor barrier in the attic joists with no rafter insulation. I have installed ...
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2answers
57 views

Running cables into my loft space when my bedroom ceiling has been lowered

For reasons I don't remember, my brother lowered the ceiling in my bedroom by approx 20cm (I think, it might be more), all my walls and new lower ceiling was plastered over. This has been fine for ...
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2answers
1k views

Can I cut the wood between struts in my attic?

My attic has these 1x4 slats nailed between struts in my attic. They don't seem to be very important, as they're clearly not load bearing. They also seem to be put up pretty sloppily. The problem is, ...
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1answer
3k views

Strengthening existing 2x4 joists to create a mini attic

Between the first and second floor of a friend's house he has about 4' of dead space between floors that he wants me to help convert into storage (this is in San Francisco, so every square foot counts!...
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0answers
23 views

Thermal expansion nee contraction: installing subfloor in unfinished attic

I am working in an unfinished attic where the temperature exceeds 100F in Summer (now), and that will be stabilized to more normal temperatures once finished. I need to install the subfloor to be able ...
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2answers
71 views

How do I stop smoke from being drawn into unit via open air return in attic?

I'm kind of at my wits end, trying to resolve some serious issues we have at our apartment. Not sure if this is the right place to ask this question; if not, please point me in the right direction. ...
1
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1answer
82 views

What is this opening in the ceiling above my furnace, and can I plug it?

I recently installed a whole house fan in my attic. For those unfamiliar with whole house fans, they work by creating negative pressure in the living area and positive pressure in the attic. This ...
3
votes
1answer
254 views

Loft board orientation for best loading

I recently purchased a kit to enable me to put in some raised flooring into my loft (as my house has double-thickness insulation). This kit contains some supports which screw onto the wooden joists ...
0
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3answers
4k views

How to install springs on werner loft/attic ladders?

I've just purchased the this loft/attic ladder. The installation instructions show that the springs must be installed while the ladder is closed (less tension in springs). Problem is even when closed ...
2
votes
2answers
86 views

Remove fireplace leave metal chimney on roof

I removed a wood-burning stove and cut through the double-lined metal chimney flue in the attic. In the short term I jammed some insulation in the metal liner and left the rest of the chimney with the ...
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2answers
85 views

Attic HVAC BTU considerations

I live in central New York and will be installing a furnace and coil in my unfinished attic with an A/C unit outside to condition 800 sq/ft of upstairs living space. The attic a standard overhang (no ...
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1answer
82 views

Sequence of Insulation (attic) and mud/taping

My question is about what is typical / expected on new construction. I have done a lot of remodels (over a dozen) in my life but this is my first 100%, new construction. Contractor is insisting we ...
4
votes
1answer
164 views

What's the most effective way to further reduce attic temperatures in hot weather?

I just bought a house 6 months ago. Early on I discovered the not only was the attic poorly insulated, but it was not properly ventilated. The 1000 sq ft attic had 1 blocked soffit vents in each ...
0
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1answer
73 views

Attic fan installation

I am wanting to install an attic fan over the gable vent and had a couple questions. There is a 2x4 running through the center of the vent. Can I cut this in the middle so it doesn’t block the fan? I ...
5
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1answer
645 views

What is this type of insulation?

I just bought a house and I find this stuff in the loft. I'm worried it is asbestos... Is it?
2
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6answers
7k views

Ok to add cellulose over blown fiberglass insulation?

I have an attic with blown in fiberglass insulation, probably original and 27 years old. The attic appears to have had some moisture issues in the past (bathroom vents being vented out of the soffit ...
0
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2answers
63 views

Whole house fan motor size

I am told that my whole house fan motor is no longer repairable. It is a 1/2 HP Robbins & Myers dating from 1966 and weighs about 51#. The Hunter fan documentation says the motor is the right size ...
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0answers
41 views

Need help with poor attic ventilation

My son's attic is running about ~30 deg hotter than the outside temp in the peak of day and makes the AC work overtime to cool the house. The previous owner re-did the attic/roof, and there are only ...
2
votes
3answers
1k views

Would insulating copper pipes keep the water cooler?

All of my plumbing runs through copper lines in an accessible attic in a 1960's slab-on-grade ranch style home in Phoenix, AZ where I don't need to tell you how hot the attic can get for a huge chunk ...
0
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2answers
64 views

Is it beneficial to have a gable attic fan even though it's not attached to an external vent?

The gable vents/shutters are in an area of the attic that's not easily accessible for me. Ideally that's where the attic fan would go. Is there a benefit for me to still run a powered attic fan as ...
0
votes
2answers
181 views

Adding "floor" to unfinished attic with blown-in insulation

I'm in the process of converting our attic into a useable storage space. We have no basement and a small garage so it'll have to be our main storage area, so I'm hoping to make it user-friendly and as ...
2
votes
2answers
101 views

What is this dirt on the top of my high ceiling wall, how do we remove?

We just noticed there is some dirt on the wall by my foyer close to the ceiling. On the other side of this wall is a small attic space. The wall to the right, where the bar is, has a bedroom on the ...

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