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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380 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
179 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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873 views

How can I insulate brick exterior walls in a 100 year old house with wood beams in brick pocket floor supports

My sister has a 100 year old or older home over a wet and damp crawl space on an island which has high tide and rain water flooding of streets an crawl spaces. A sump pump runs all the time. The home ...
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1answer
451 views

Should I install drywall or plywood above a drop ceiling to increase the insulation value?

I am currently insulating a new room in my house. I am planning to put up a drop ceiling. I have insulated between my roof trusses. Do I need anything else between my drop ceiling and attic space ...
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767 views

Do I need to add a protective layer to insulation for wall heater?

I am going to install a 4000 watt wall heater to an add on. It is the kind of wall heater that is seated in the wall. i also plan to install insulation in between my wall studs. there will be ...
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142 views

Whats the difference between metal and plastic insulation support fixings?

I am putting 30mm of fibre insulation on a party wall and then covering it with 12.5mm soundbloc plasterboard which will then be skimmed. Does it matter whether I use plastic or metal insulation ...
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312 views

Would a memory foam topper be a sufficient sound and vibration baffle for Dance Dance Revolution? [closed]

For the past several months, my roommates and I have taken to enjoying varying builds of Dance Dance Revolution in the evenings, inclusive of X, MAX 2, and Supernova 2. I personally have gotten ...
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1answer
3k views

How do I install a vapor barrier and insulation in an existing floor?

I have a large room in my house that is built over a crawl space. The floor of this room does not have any insulation installed in it. I live in upstate New York so it is my understanding that I ...
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2answers
93 views

How do I find the proper wires for service drop?

I have 125 amp service, and bought two #1 AWG black-colored wires for the electrician to use in his replacement. I couldn't find a white wire that size, or bare copper. Neither at Lowes nor Home ...
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4answers
3k 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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1answer
102 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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3answers
83 views

Can I setup insulation without tearing down walls?

My situation is this: I moved into a new apartment last year and my office is the only room that isn't insulated, which is annoying. My daughter's room and her playroom are both insulated as expected. ...
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58 views

Is the material encasing a steam heating system asbestos? How can i determine this?

I'm looking to purchase a home. It has a steam heat boiler system, wrapped in a white material that seems "old". Is it possibly asbestos? How do I test to see?
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51 views

Can one pane of a double pane window be safely removed?

Recently I asked Is there a way to remove condensation and clean inside a double pane window? The answer appears to be "no", at least not without resorting to very dangerous chemicals. Two of the ...
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1answer
38 views

Remodeling an old mechanic's garage into a conference space

I am currently remodeling an old garage (Lube Center) into a conference space. Right or wrong, this is what I'm doing. I have already installed insulation with paper backing on the ceiling (Open ...
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2answers
281 views

Can I sweep blown insulation to one side and replace with fiberglass batts?

I noticed my attic blown in insulation is rather thin on one side. Rather than buying enough to cover the whole area, I was thinking of just pushing or brooming the blown in insulation toward the ...
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3answers
553 views

How do I insulate exterior basement wall?

Working from scratch with a bare wall. What do I do? 3 hardware stores have told me 3 different things. We have very cold winters here. Looking for cheapest and highest R value. contractor next door ...
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1answer
246 views

What is the best removable insulation material?

There is a crack in a wall that I would like to fill with some removable insulation. It must be removable, as such it should just be a temporary solution. I know of rockwool and glasswool, but don't ...
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2answers
13k views

Should I install a moisture barrier behind drywall in house with T1-11 siding?

My home interior walls are thick redwood paneling in the bay area mountains. i'm about to start removing the wood in my second bedroom and want to install a moisture barrier on the 1 outside wall of ...
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1answer
44 views

Can fiberglass insulation cause leaks?

I've recently bought a 100 year old wood frame house from a DiY guy who took decent care of the place. He didn't put any insulation in the attic though and my home inspector said insulation is a great ...
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1answer
41 views

Interested in home will mold problem . Can mold be in carpeting? Howe do i remove

Interested in purchasing a home that has been empty for several years. Has a little mold on upstairs walls able to take care of that. One room has ceiling repairs with mold. Can the mold go up into ...
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1answer
430 views

Insulating a stucco home

What is the best way to insulate a 1969 stucco home in the SF Bay Area? I have added a lot of insulation in the attic area but the rooms and walls are cold. Any suggestions? Steve
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3answers
412 views

Device to detect where heat or cold air is escaping or entering a structure

I would like to lower my environmental impact and reduce my energy bills by reducing areas where air might be entering or exiting my home. What type of device can be used to detect where heat or cool ...
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1answer
6k views

Should I block or insulate my air vents for the winter?

I live in a house which consists of a 17 year old extension on a 40 something year old cottage. The two main bedrooms are the only rooms in the house with air vents. They are also two of the coldest ...
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4answers
2k views

Can I paint over XPS insulation?

I've a top floor apartment in India which gets almost like an oven during the summers which is like for 9 months out of 12. I've decided to apply under the deck XPS 50mm (nailed to the ceiling). I ...
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1answer
28 views

Vented soffit under bay window

Background: A bay window has been having ice dam issues for the past couple of years. I think the water is coming in through the space between the gutter and the fascia. That space is just on the ...
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2answers
77 views

Aerogel insulation viable?

I have read that new aerogel-type insulation offers potentially better efficiency than ordinary fiberglass, albeit with greater cost. Is this true at a practical level? Should I look at replacing some ...
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1answer
33 views

What is the best skim coating for polystyrene sheets?

My log hut is extremely hot, I have glued polystyrene sheets to the ceiling and would like to skim to create a clean finished off appearance. The sheets are the pressed pellets type (not isoboard) ...
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2answers
29 views

Insulate space above ceiling in 3 season room?

I have a three season room attached to the house, built on a concrete pad. There is no heat or a/c out to the room. The ceiling is currently open and I can see the underside of the planked roof. ...
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1answer
183 views

How to stop cold air entering through the breaker box

The breaker box is located in the laundry room of the house, which itself is an air conditioned space. I bought the house in the summer and this winter the room has been extremely cold even when the ...
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2answers
51 views

Add fiberglass rolls across joists in attic if joist cavities not completely filled?

We purchased a house with an insufficiently insulated attic. There's currently about 2-3 inches of loose-fill fiberglass insulation in between the 2x6 joists. I'd love to just roll unfaced R-30 ...
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2answers
47 views

Choosing a soundproof apartment - how wall and ceiling material predicts sound levels

Looking at different flats for a new home I would like to determine how much noise I would get from neighbours based on the brief visits to see the candidates. How could I measure that practically? ...
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1answer
64 views

Concerns about cutting into roof for attic access?

I've spoken with a contractor who proposes cutting a hole in the roof of our circa 1900 house to access the attic for installing insulation. This intuitively seems like a bad idea--that it could ...
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46 views

Insulating the roof rafters

I have a heater/AC UNIT installed in my attic and in winter the heat from the unit melts the snow turning into ice and creates a nitemareso I want to put insulation in the rafter to insulate the roof ...
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2answers
38 views

Correct Glue for Foam Outsulation?

My house is masonry block about halfway up and then wood siding with top. Two months ago I had outsulation installed. It’s made up of 2x4 feet foam panels that are 2 inches thick. These are covered ...
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1answer
666 views

What type of insulation should I use if my in-wall oven is heating the surrounding cabinets?

We have an in-wall oven that is not properly insulated. It heats up the surrounding cabinet. The oven itself has internal insulation in good condition, but it is not strong enough to keep heat ...
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3answers
555 views

Is it okay to not have a vapor barrier in lightweight tiny house type construction?

So, I have a bit of an odd project. It is a bit outside of the box, and I'm looking for alternative approaches that stick with the theme (if the plan outlined below doesn't work, that is). ...
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1answer
68 views

Thermal Mass Puzzle I Can't Figure Out

I live in Los Angeles and have 2 units on my property. I use the front one as my office. I had the floors done years ago and thought I would get tile and have a subfloor of cement put in so that I ...
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2answers
65 views

Attic Moisture frost forming

WE have frost forming on the underside of the roof decking and on the nails there seems to have adequate insulation R-30 proper vents and ridge vent
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1answer
421 views

Help needed to calculate the R value of a brick veneer wall (house built in 1958)?

I live in a house that was built in 1958. I am looking for the R value of my brick veneer walls. For that I would need to know how the wall was built (there should be the brick, some sheating, ...
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1answer
167 views

how do i improve the temperature of my sons room?

i have a house in new york and i have insulation with paper backing in the attic. My room which has the thermostat is always 4 degrees warmer than his room which is situated over the living room can i ...
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2answers
274 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
242 views

How do I insulate a strip foundation from below?

While building a strip foundation (a concrete wall starting several feet below ground) I have to insulate it from moisture because otherwise moisture will get into the foundation and into the ...
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1answer
220 views

Insulate garage ceiling

I want to insulate the ceiling of my garage, to make the family room above it warmer. The problem is that the garage has a finished ceiling (no exposed beams), so how to I affix the insulation to the ...
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1answer
86 views

Help translate terminology relating to flat roof construction

I just bought a house which had an extension done 12 years ago. I am about to do some work in this area and want to understand what has been done before. Below is a screen shot of the bits of the ...
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1answer
121 views

Should I remove, or work around dividing basement walls?

The basement of my house is bare concrete floor with bare concrete block walls. I'm in Canada and would like to (and should) insulate these walls, at least the above-grade portion, which is about ...
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2answers
225 views

Crawl Space Encapsulation Question

I live in Georgia (around the Atlanta area) and recently discovered mold in the crawl space of my home (I plan to have the mold professionally removed). My crawl space is about 30' by 15' (4' to 15' ...
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1answer
172 views

Legal requirements regarding 100% asbestos duct work [closed]

I am renting a condo. After starting the heater, dusty air came out of the registers, so I called out a company to clean the ducts. They verified the ducts are 100% asbestos and cannot be cleaned. ...
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2answers
1k views

Should I have cavity wall insulation installed?

I have the option to get cavity wall insulation done for free in my home, but i'm not sure if its a good idea or not. I've heard people say it can cause issues with damp, its hard to get out if ...
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4answers
58 views

Best way(s) to soundproof interior wall between rooms?

I had a few ideas in mind to keep our newborn from waking up our light sleeping toddler sleeping in the adjacent room. I'm open to new suggestions. :-) 1) Blow cellulose from above (unfinished ...