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

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Black paper layer in attic…what is it's function and how do I patch it?

I just went up into my attic and found that there is black paper on the 'walls'. Part of the reason for going up is to find out the back of holes that my electrician made while mounting something to ...
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38 views

How to insulate flat part of attic ceiling?

I have a large (860 sq. ft.) attic that is uninsulated. I'm planning a project now to turn this into a TV room, so I'll need to insulate, run electrical, put up drywall, etc. An insulation company ...
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422 views

Want to cover up nail points in attic ceiling

I'm in the attic every so often to store empty boxes and I'm planning to do some wiring (non electrical) so I'm afraid that I might stand up and have nails through my head. My plan isn't to cover the ...
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41 views

Attic Ventilation Improvement

Location: Portland, Oregon, USA area House: 1972 single story, approx 1500 sf attic area. When we bought the house the prior owners paid for attic mold remediation. I believe the mold was a result ...
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151 views

What is this stuff in the attic?

What is the black stuff in the first four photos, and the white stuff in the last photo? Is any of it mold, or is it all harmless stuff? Structure is about 10 years old. Home inspector claimed that ...
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73 views

Attic Insulation

I have Insulated AC flex duct work in my attic. Am I correct in that since its insulated already if I lay insulation over the duct work it is fine as long as the duct work is sealed properly? I have ...
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2answers
431 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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5answers
27k views

What size of ceiling joists should I use

We started remodeling the 2nd floor this last fall, starting with a spare bedroom, but between our day jobs and the holidays, we ran out of time, stopping short of dry-walling - the room is sealed and ...
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Attic wiring for a chandelier

To wire a chandelier I have attached it to already installed ceiling recessed lights. I bought a Appliance Power Cord and attached to one of the ceiling lights and the plug to a female plug attached ...
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64 views

How can I dry out our attic and prevent mold?

What is the best way to dry out our attic. While putting away Christmas deco I noticed black mold on the ceiling. We don't have the money to pay a professional to get rid of it. And with the cold ...
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31 views

help with improving HVAC performance on the second floor of an old house

I'm hoping some of you can offer some advice on how best to add a second AC in our home -- or on whether we should look for a different solution. I should say upfront that I've done a lot of reading ...
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52 views

Insulation over ceiling drywall nailers or scabs

So fiberglass batts 12" thickness. The goal is to not let the insulation become compacted or have gaps between unconditioned and the conditioned space. When a drywall nailer is fastened to the top ...
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45 views

Can I unplug attic fan over garage

I recently moved into a new house and during the inspection, the inspector noted that there was a fan in the attic space above the garage. He also mentioned that I could probably just unplug it ...
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Is it a good idea to cap fiberglass batts with blown cellulose?

I currently have fiberglass batt insulation of about 6 inches (in some spots less than that closer to 3 inches) due to a cleanout necessitated by rodent activity which has been hopefully remedied. I ...
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48 views

How Much Attic Insulation? (R-value vs Ceiling Bowing)

I'm preparing to insulate my attic and need to know how much is necessary and how much weight the ceiling can support. I live in San Diego (mild/warm climate). The house was built in 1969. ...
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3answers
655 views

New House Wiring in Attic + Conduit

I own an old house (50s) for which the electrical is outdated (no ground, etc), so I am in the process of rewiring the whole house. The attic has tons of insulation (loose insulation atop fiberglass ...
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259 views

What is causing cracking and creaking noises in the ceiling and walls?

I've asked numerous people and no one has the slightest idea of what this can be. I'm hoping y'all can maybe come up with ideas to help figure this out. I moved to the condo three months ago. For ...
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64 views

Does this NM cable require protection?

We're selling our home and the buyer's inspector says the white cable in these photos must be protected from damage, by either a conduit or instead using a metallic cable. It's connected to the ...
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7answers
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was in attic for an hour without mask. could this cause issue?

my bathroom fan was dropping water so i went up to the attic and applied fiberglass insulation to the bare metal vent pipt from the fan out to the roof. i was up in the attic for an hour wearing ...
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3answers
67 views

Can a bathroom fan be exhausted through existing gable vent?

My bathroom exhaust fan recently broke. When I went to replace it, I noticed that it wasn't being exhausted from the attic. I was about to make a separate hole in the nearest gable to exhaust the ...
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81 views

Worried about cracked rafters in house built 1985

There are cracks and dry rot in the rafters of this house, and I'm wondering how urgently they need to be fixed: support rafter where brace is located, crack runs widthwise almost entire width ...
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2answers
117 views

What is the proper way to perform work in an attic? (UPDATED)

For an attic with rolled fiberglass insulation, what is the proper way to perform work in the attic? Is it okay to just walk on top of the insulation, stepping where there are beams underneath it? ...
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Does this 2x4 support my gable ridge?

I'm installing a floor in my attic. To open up the space and simplify the flooring I'm removing temporary construction bracing. Most of the bracing is easy to identify, since it clearly does not ...
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Lot of cracking noises in the attic

I bought a house about a year ago and ever since there has been a ton of cracking noises coming from the attic. They sound like thermal expansion noises, but they happen all day and night, in any ...
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1k views

Installing cardboard deflectors (baffles) in attic

Goal I need to install 75 cardboard deflectors (baffles) in my attic. I need to do this so that the cellulose does not go into my soffits. Current Setup I brought myself up three sheets of 2x10 ...
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105 views

Is this flue dangerous?

I had access to a ladder the other day, so naturally I was poking around in the attic of our house where we have lived for about a year. Above the closet where the furnace and water heater are located,...
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Keeping hot tub (spa) circuit line inside attic properly

I have a house with a circuit for a backyard SPA that is no longer present. I want to remove all wiring coming down from the attic, but want to leave the fat 220V line in place (in case I need in the ...
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36 views

Thermal Expansion and Contraction in Two Story Townhome

I live in California in the city of Chatsworth to be exact. I live in a two story Townhome and for the most part when I sleep in my bedroom it's very quiet. Occasionally there will be nights sometimes ...
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117 views

Building an Attic Loft with a Low Pitch Roof (Approximately 5:12)

I'm new to the site. I'm curious as to what kind of potentially usable space I might see if I built (or had help building) an attic loft in a 2/2 home with a low pitched roof (about 5:12 pitch). ...
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77 views

How to mount floating loft stairs to the wall

I'm looking for a nice way to make a stairs for loft bed in the apartment. I definitely want to use space under stairs for storage but I don't want to use all space. I like an idea shown here (...
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Properly Venting a Dryer

BACKGROUND INFO: We have an upstairs laundry room with the dryer vented directly into the attic space! House was built in '84, maybe had three previous owners before us. Not sure what the code was ...
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2answers
171 views

Will my roof construction allow attic flooring?

I am looking to add plywood flooring in my attic for storage page. There is a lot of space, very large areas. From what I've been reading, it looks to be ill-advised to add flooring if the roof was ...
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9k 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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31 views

Drywall,taping attic ceiling

I'm remodeling my attic in my bungalow, the way I want to do it is to leave the rafters exposed so I get a rustic loft look. What I done first was put wood strips up between the rafters then installed ...
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205 views

How do I handle baffles at the corners on a hip roof?

What do the energy pros do here in the corner of a hip roof? I don't have enough room to install a baffle. I want to install insulation here, so I'm not sure if I would run into problems with moisture ...
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131 views

Fishing Wire From Corner of Attic?

I'm running speaker wire from the 2 corners of this room. But one of the corners is way too tight for me to grab the fished wire. And the Fiberglass Wire Pull Rods i'm using are too stiff to bend from ...
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215 views

How to cover exposed attic wall insulation

I have a small walk (crouch)-in attic from the closet of one of my upstairs bedrooms. It has insulation on the walls that form the bedroom closet/wall. Given how small the attic is, whenever I go in ...
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276 views

knee wall no venting possible

My master bedroom is above my garage. There is one part of the bedroom that has a cathedral ceiling with knee walls on both sides. There is no attic above this area because the drywall goes up along ...
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Is this fix for a cracked whole house fan collar sufficient?

This past fall we had a new HVAC system put in along with new duct work and insulation. There were a lot of people in my attic, and over the course of the project, the collar that sits above my whole ...
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95 views

Best insulation to adhere to back of door leading to attic space?

In the closet of an upstairs bedroom, there is a door about 3/4 the size of a normal door that leads to an unheated attic space. It gets pretty chilly in that closet during the winter months, since ...
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56 views

Attic insulation: Giving unfaced insulation a face

I just moved into a small 1950s home. The previous owner had purchased tons of unfaced fiberglass batts and they are still in their bags, piled up in the attic. So I'm going to clean up the little bit ...
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111 views

Do I need Attic Fan in Garage?

My garage is about 20" x 24" and I have made attic in the Garage by adding plywood, insulation & sheet-rock, It is nicely done and as soon I finish this project, i realize, i do not any ...
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39 views

Risks of blocking loft hatch?

I am looking to have a built in wardrobe installed but having it where I want would mean blocking the loft hatch. Are there any risks to not having access to the loft?
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57 views

How to build attic space in garage

I have a garage with a peaked roof supported by 2x6 trusses spaced at 48". I want to insulate the attic space. How should I proceed? I'm planning to toenail 2x4s perpendicular to the trusses (spaced ...
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4answers
126 views

What is this black coloring in attic?

Curious if anyone can tell what this is? Not sure if it's mold or if it is something else. The yellow in the closeup is sap I believe but the black stuff almost looks like super small poppy seeds.
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3k views

Can I install insulation over the HVAC duct work and plywood?

Currently there is R19 faced insulation installed between the floor joists. I am adding R30 unfaced perpendicular to the currently installed R19. I have two questions: 1) There is an HVAC unit in ...
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69 views

Leftover mineral wool insulation

I am insulating my house, going with R38 Fiberglass batts (single faced) in the attic. I will have a decent amount of Mineral wool 1.5" thick and 7" thick that ranges from R5 to R30 respectively. I ...
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141 views

Covering attic baffles with plywood instead of drywall

I have these newly spray foam insulated baffles with 2x6" rafters, and I would like to cover them directly with plywood (for aesthetic reasons) rather than drywall. Is that an issue with fire ...
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151 views

What under-eaves vents can I use to maximize attic airflow and minimize insect infiltration?

I live in Seattle. It doesn't snow here often. Winters are cold, but temps do not dip below 32 for long periods of time very often. I live in a small, one-level 950 sq. ft. house built in the 1950s. ...