Insulation is any material used to slow the transmission of heat or reduce the transmission of sound. Typical materials include fiberglass, foam, blown cellulose, and reflective foil. This should not be confused with weather stripping.

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4answers
3k views

How should I insulate my basement?

My basement is CMU blocks and concrete floor. I had water issues, so I waterproofed it with an interior french drain, drainboard at the edge and a sump pump. This wouldn't take care of dampness so I ...
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1answer
45 views

soundprofing edm studio room [duplicate]

if i hang mass loaded vinyl like curtains around the room,will it soundproof the room do other neighbours will not complain when im doing music in strange hours? what other options do i have for a ...
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2answers
2k views

Should I staple faced insulation batts to the face of the stud or the side?

I'm preparing to drywall my attached garage and have run into conflicting opinions on if I should staple the insulation flanges to the sides of the stud or the face. I live in the San Francisco bay ...
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2answers
181 views

How do I improve the insulation in a vaulted ceiling?

I live in a twenty year old Florida condo quadplex. The upstairs ceilings are two by four trusses of a mansard roof. I have replaced the ac, wall insulation, ducts. An IR thermometer shows huge heat ...
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2answers
74 views

Bunch of insulation questions

I have the following situation. I have a raised ranch and we're having drain tiles installed. I wanted to use this time to install some additional insulation while we've got wood paneling down. The ...
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1answer
224 views

How can I reduce the sound of water moving through a pipe?

Introduction I am re-purposing a room from a kitchen to bedroom. The room has a concrete-block built wall through which cast iron water pipes pass. Here is the approximate schematic neighbor | p | ...
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2answers
83 views

What type of insulation should be used to deter subterranean termites?

My house's structure is made of wood and there are subterranean termites (non-formosan) in my yard and area. I am planning to excavate and insulate the slab perimeter in the interests of saving on ...
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2answers
143 views

Quick and cheap insulation for skylight

I just moved into a condo and on the top floor there is a skylight window. The room gets pretty hot during the day, I have friends coming in town this weekend and I would like a cheap and quick fix to ...
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0answers
16 views

How do you replace the insulation in a stove after mice have ruined it? [duplicate]

How do you replace the insulation in a stove after mice have nested in it ? I had to do it this way because the other thread wouldn't let me answer. The way I found is this: Wet all the old ...
2
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2answers
393 views

Can I re-fluff blown-in fiberglass insulation with a cellulose blower?

I am planning to add blown-in cellulose (GreenFiber) to my 15' x 40' attic, which currently has blown-in pink (circa 1971) which has really settled/compacted. A lot of it, I can actually pick up in ...
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1answer
149 views

How do I stop the second floor of my house from being so hot in the summer and so cold in the winter

I have a window AC upstairs in the summer but it is not enough I can fell the heat coming off of the ceiling in the summer and in the winter it is way to cold that my kids have to sleep downstairs ...
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2answers
2k views

Removable windows for the porch or sunroom

I have a potential project where there is a metal roof/awning/overhang supported by posts on the south side of the house. It is sort of like a car port, except there is no vehicular access to it ...
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2answers
215 views

How can I insulate behind pipes that are close to a foundation wall?

Reading around, it seems like most people suggest to put up XPS insulation when finishing a basement. That's great and all, but how do you put 2" of rigid foam behind pipes that already exist in the ...
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1answer
1k views

What kind of insulation should we put under new tin roof?

We live in an old long leaf pine farmhouse that has no insulation in it. We are going to be putting a new metal roof on the house. The attic of the house was made into living space and so there is ...
2
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1answer
187 views

Can I insulate between a brick chimney and drywall?

Can I insulate the space between a brick chimney and the drywall inside my home? I am getting heat transfer from the brick to the drywall in the summer from the sun heating the brick. My thermostat ...
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0answers
72 views

What is the minimum thickness of an insulated bathroom wall

I am trying to build a basement bathroom in the corner of the house. Where I am, basement insulation codes are R10/13. What is the minimum that I can do to frame and insulate a wall. The two ...
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1answer
86 views

How to keep an attic over the garage cool?

The space over my garage is dominated by a large dormer, which I use as my office. On either side of this dormer, the remainder of the over-garage area is attic space. We have access panels into ...
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3answers
205 views

Gutted a basement and found a window, what should I do?

I recently gutted my basement in an early 1900s home that was finished in the mid-80s, and discovered a window! This window is directly under my front door, hidden by a deck that I've never really ...
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2answers
834 views

Should I add a vapor barrier when re-siding?

I am removing the siding on my house in Montana, which was built in 1964. From inside out I have sheetrock, 4" studs with R-11 paper backed fiberglass insulation and gypsum board sheathing. I want ...
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3answers
184 views

Insulation options for narrow ceiling space

I've got a flat roof ( wooden, sealed with tar and then roofing iron on top of that ) with a 30 cm gap between the ceiling. Not really enough for someone to crawl in unless skinny. There's no ...
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1answer
80 views

Quantitative measurement for sound dampening methods

I'm planning to finish off my basement. Which type of basement ceiling insulation is most effective at reducing sound transfer between levels, blown in cellulose or rock wool batts and how much more ...
4
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1answer
246 views

How can I run plumbing from house to a nearby new office 1.5m away?

I am building a new office next to the house; it is about 1.5m away. I need to run, from the house's upstairs bathroom, 1 hot, 1 cold, and radiator with return (all of which I believe are 28mm to ...
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1answer
60 views

Old cellulose insulation holding heat during summer

We have a house in Seattle that is 60 years old with 6-8" of blown in cellulose insulation in the attic with an inch of rock wool under that. There is basic ventilation in the attic. The trouble we ...
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0answers
91 views

How can I insulate a combo basement/crawspace?

I live in Louisville, Kentucky, so we have relatively cold winters (nighttime lows consistently below freezing) and relatively hot, humid summers (daytime highs consistently in the muggy 90s). My ...
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2answers
249 views

How can I insulate a stud bay containing a subpanel?

I'm putting a subpanel in the outside wall of my attached garage, which I'm also insulating so I can work out there in the winter. I'm wondering what steps are worthwhile to air seal and insulate ...
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1answer
82 views

It is safe to insulate my uninsulated oven?

I have a Hotpoint gas range. I got it because it has no electronics and will probably last until the bombs fall and the ants and cockroaches take over. It is awesome, and cooks my food as well as any ...
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1answer
90 views

Vapor barrier for room next to garage?

I'm finishing a room that was built between the house and detached garage. I know I need to put 5/8" drywall for fire protection after insulating the wall. Do I also need vapor barrier? If so, how do ...
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2answers
1k views

Adding insulation to exterior wall; remove stucco cladding, or add on top of it?

I have an exterior stucco wall that's not in super great condition. The outermost-layer was applied very badly and is flaking off, so doing a patch job or yet another layer seems like a bad idea ...
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1answer
174 views

How should I install underfloor heating over OSB subfloor?

I need some help on my DIY project for underfloor heating system in an apartment. The question is on the screed requirements provided that I have the following (non traditional) setup. There is ...
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0answers
87 views

Bathroom remodel - Insulation/vapor barrier behind tub surround question

I am renovating my bath and my tub surround says it should be fastened to the studs. With this in mind my 1923 building has serious insulation problems and I would like to add R value as well as some ...
0
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1answer
191 views

How would you repair this exterior foundation insulation/wrap?

A home I purchased, which was built in 2005 located in the upper Minnesota/US (frigid winters, balmy summers) has the larger faces of the above-grade poured foundation covered in a strange insulation ...
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3answers
1k views

How to apply wallpaper over styrofoam?

I live in an attic, and the head part of my bed is in a corner where the roof slope, an outer wall and the wall to the neighbour's unheated attic meet. After a few winters of waking up to the feeling ...
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0answers
79 views

How to insulate this portion of split AC Pipe?

I bought a new Hitachi split AC lately which isn't cooling as much I was expecting. I checked for leaks/bad installation and found this. (This is connection point of external pipe and pipe which ...
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0answers
55 views

Does this count as a material alteration or repair for code purposes

Ontario Building Code, 2012 Except as provided in Section 3.17. of Division B, Section 9.40. of Division B and Part 11 of Division B, if an existing building is extended or is subject to ...
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1answer
232 views

Do I need a replacement attic vapour barrier after asbestos removal?

I recently had our Zonolite vermiculite asbestos professionally removed. The company used a large vacuum truck to remove it. They also ripped out the 6mm plastic vapour barrier in the attic. They ...
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1answer
89 views

Type of insulation between exhaust flue and chimney flue?

We converted a wood stove to a propane fireplace. It's a direct vent but we're only using the exhaust insert. The intake air will come from the interior. Anyways, as such, we have a gap around the ...
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2answers
139 views

How can I secure a metal frame to polyurethane foam?

I have used polyurethane foam to cover a 5 cm (2 inch) horizontal gap between a metal door and the ground. Polyurethane foam , as I know , needs to be covered with cement in order to withstand the ...
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1answer
90 views

How can I add more insulation to this roof?

We've recently leased an office in a tropical climate and I am trying to figure out the best way to increase the insulation in the building. So far I've researched: spray insulation (options are ...
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1answer
121 views

Can I create a false ceiling using XPS board instead of gypsum board?

I want to install a false ceiling on the top floor in the classrooms of a school. I have installed a grid structure and now, instead of using gypsum boards, I want to use XPS insulation boards of 1" ...
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0answers
97 views

Insulation of Basement Block Wall and Framing

In finishing part of my basement, we've gone ahead and installed 3/4" rigid insulation (R-3.8 IIRC), and then 2x4 framing against the rigid insulation. Then, the small gaps with between the 2x4 ...
4
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5answers
23k views

Should I insulate air conditioner coolant pipes?

I recently replaced some rotted insulation on the coolant pipe that runs out of my AC unit and into the evaporator in my house. When cleaning inside the actual AC unit itself I noticed that the ...
3
votes
1answer
480 views

Using metal paint can as cover for non-IC rated recessed lights

Do you think using a 1 gallon metal paint bucket as a barrier in the attic over 3" non-IC rated recessed lighting will cause any heat problems? I've been looking for ways to keep the blown in ...
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0answers
397 views

Can I run heat tape on my water pipe behind drywall without hardwiring?

In removing the ceiling tiles in renovating our basement, it came to my attention that the first 5 feet or so on water supply line has heat tape on it. While we've had no problems with it freezing ...
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1answer
175 views

How does water supply enter into a pedestal house in cold climates?

I do a fair amount of traveling through West Virginia and other Appalachian destinations and I have noticed a number of pedestal houses (that stand on concrete piers, wooden posts or a combination of ...
2
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1answer
318 views

Can I properly install Roxul mineral wool batts in a mostly-drywalled stud bay by pushing them up from below?

Using my nifty thermal camera, I discovered that my furnace closet's combustion air duct (visible in this question) is getting really hot when the attic heats up, and then (being sheet metal) it ...
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2answers
133 views

Insulating attic with no soffit vents.

I just bought a house in northern Midwest where there's lots of snow and was planning on adding blown in cellulose insulation to attic space. Then I noticed that there are no soffit vents in the main ...
7
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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 ...
2
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1answer
156 views

Is rigid foam on rim board in basement worth doing if walls aren't insulated?

We bought an older home that we use more as an office. The basement is totally uninsulated including the rim joists. Last winter, it got really cold down there to the point that the floors upstairs ...
7
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2answers
1k views

Should I insulate steam pipes in the basement?

I have a steam-radiator heating system. The furnace is in the (unfinished) basement, and the steam-carrying steel pipes spread out across the basement ceiling before going up into the rest of the ...
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2answers
301 views

How well does masonry blocks used in European home construction insulate compared to a well insulated American (wood) wall?

Are there any equivalents to the Building Science insulation reports done for the US/Canada done in Europe? I spent the last few weeks going over some properties that I will be rehabbing in France ...