Questions tagged [insulation]

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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Easy/Cheap fix to insulating 2x4 exterior wall in Maryland

I am living in an rowhouse with exterior walls built of 2x4's. When it gets really cold in the winter - I can feel the cold coming through the wall of my bedroom when I put my hand on it. The wall ...
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Great Stuff Foam sealed gas pipe, fire safety

So I have a pipe penetration problem at the gas pipe. I hired a contractor and he decided to use great stuff to seal the gap. Would it be a fire safety problem? Thanks,
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Could this be asbestos? The boards are left a few meters away from my door

The landlord said that "it's plastic stock, left from renovation on windows" from another apartment. It doesn't look like plastic to me, but then again I don't know much (very little actually) about ...
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Keep and patch, or replace white rigid foam during basement remodel?

I'm removing old wood paneling and drywall which is glued to (what appears to be regular Styrofoam) foam board, which is glued to a cinder block basement wall. The goal is to add more insulation (2x4 ...
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What’s best for attic insulation

I want to improve my attic insulation. What is the best option to use - Fiberglass batts or blowin insulation? The code says R-30, but will R-38 or higher be better option (New York area and also plan ...
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Air sealing vent baffles in cathedral ceiling

I am reroofing my house. I am taking the opportunity to pull up the decking above the cathedral ceiling and adding air baffles to help cool the roof and reduce ice dams. In order to accomplish this, ...
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RUST! are items more rust prone in an free standing shed than in my garage?

my garage is not heated or cooled but it seems tools dont rust there as much as in my free standing shed. why is that. can i simply cover outdoor metal items with a tarp to inhibit large % of rust ...
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Is insulating suspended floor void with spray foam effective in reducing noise?

I am having my cinder block party wall insulated with stick-on panels. The property is a two story terraced house, and it has been recommended to insulate the void from floorboard to ceiling between ...
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Should I use reflective insulation over other kinds of attic insulation?

I just moved into a house made in 1969, it gets really hot during the sunny days and cold during the winter. I'm living close to the rocky mountains just so you have an idea how cold and hot it gets. ...
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How important is the weather stripping on the inside of a Velux skylight?

I just had the inside of the wooden frames around my Velux skylights painted. The painter did a good job, but I think when he was removing the masking tape from the skylight's frame, he pulled off a ...
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Foam insulation around edge of bath. What is its purpose?

While doing some bathroom renovation, I noted foam insulation around the edge of the recessed bath when examining underneath it. The foam would extrude in places above and below the edge of the bath ...
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Finishing garage for year-round woodworking workshop

In Toronto, ON and I'm finishing my attached double garage (20x20) in hopes of setting up a woodworking shop. It's not currently heated or cooled but I plan on using it year-round so heating is ...
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Storing comsumable dry goods in your car in the summer? [closed]

I live in South Florida where the summer sun has no mercy. I drive a new van and I've taken steps to keep the inside cooler during the day. I live in the van for weeks at a time and need to store ...
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insulating a sauna

I bought an indoor cedar infrared sauna but have little space inside for it so have it on my covered deck. I do realize it should not be outside over the winter but it is difficult to move it on my ...
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56 views

Crawlspace encapsulation

This past weekend I recently had to fix the flooring of my family cottage. In a heavy-traffic side entryway, the plyboard floor was bending when you walked over it. We opened up the floor to see ...
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1x8 roof sheathing VS plywood/osb

My 1955 home has a flat roof with 1x8 sheathing. It's time to replace the roof, and I am considering replacing blown-in attic insulation with batts, at the same time. The attic is only 20" between ...
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Concrete slab insulation is in the way - cut it back for flooring?

I have a converted garage built on a concrete slab. The slab is insulated with styrofoam panels which extend into the room about three inches, so the flooring does not go all the way to the interior ...
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Fiberglass batts: how to cover the exposed paper?

I need to install fiberglass batts under my (raised) house. I have read that the paper should generally face the warm side, so it depends on where one lives. I live in South Louisiana, so I plan to ...
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Insulating Cathedral Ceiling

I have a 1989 house with a cathedral ceiling built 2x10 rafters 24" oc. I am about to redo the roof, which would give me a chance to pull up the decking and improve the insulation. I am guessing the ...
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fiberglass: faced or not?

My house (in New Orleans, where it is hot and humid most of the year) is raised more than 5 feet off the ground and there is old fiberglass insulation installed between the beams under the house, ...
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61 views

Asbestos insulation?

I recently found this insulation up in my attic. Can anyone tell me if this could possibly contain asbestos?
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54 views

Shower head on exterior wall - Insulation R-30 Rock Wool

We are currently building our home in the Utah area that is within 30 min of Salt Lake City. Our homebuilder recently decided to place the shower head in our shower facing the door - needless to say ...
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How to make attic easier to traverse?

My attic is a maze of wires, air ducts and PVC water pipes. I went just one room over from the attic entrance and it took me a solid 30 minutes just to go there and back. Would it be unreasonable to ...
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Insulation foam inside PVC sleeve for silcock

I just installed an outdoor silcock outside my basement. To avoid direct contact with the brick in the hole I drilled in a foot thick brick wall, I put a 1-1/4" PVC pipe and then the silcock inside it ...
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52 views

Running new electrical with drywall removed, but insulation installed

I had to pull a 4' high and long section of drywall out of my garage due to a ton of damage in various places. While that's off, I'm planning to lower the electrical boxes along that wall about 3 ...
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Is this cloth jacket surrounding my electrical asbestos?

Checked to see what was going on behind the electrical socket, and discovered this fibrous wire insulation. Also, I think who ever installed this 3 prong outlet in the first place did so illegally ...
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57 views

Should I worry about this pipe insulation? (fiberglass vs asbestos)

I have found those pipes in my basement. I hope its fiberglass, but not sure if its asbestos, because it got placed in the 60's or 70's (in my country the use of asbestos got banned in 2005). These ...
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36 views

Improve existing roof insulation from the inside

We have a pitched roof (1971 house, The Netherlands) which consists of (outside to inside): Tiles 2cm PUR insulation 2cm wood We asked a few companies for quotations to improve the insulation (...
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where to run pex in cabin

pressure tank in unheated cabin Best way to keep a PEX run in an attic (above a foyer) from freezing? I have the full well and pressure tank system finally working :) Need a run from the wiring ...
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51 views

How to insulate garage walls from the outside?

I have a partially finished double garage that has no insulation in the exterior walls. Half the garage (10'x20') is finished and is now my office, and half (also 10'x20') is now a workshop. The ...
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36 views

Attic Insulation Questions

We live in an early 1970s ranch style house. Single story. Attic formed by the 2x4 trusses on 24 inch centers. The insulation is R13 batt layed on top of the ceiling dry wall but this has been removed ...
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The new AC doesn't cool the house down like old unit, what can be the problem?

I had to replace my old HVAC because it was old and had a freon leak. The new unit doesn't cool down the house like the old system. The ac runs all day and it takes hours to get down to 72 degrees and ...
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Is there an industry standard for insulating a home during a remodel?

I just went through a horrendous remodel and moved into my home 4 days ago. I was surprised to learn that I can hear every noise between the first and second floors and inquired with my builder, only ...
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165 views

How can I keep my computers cool in a 100 degree house?

I live in a tiny house of sorts and my AC doesn't run while I'm not there. I have two desktop servers that I use for my work which are currently stored elsewhere, but I'd really like to move them to ...
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54 views

Reducing noise from hardwood floors

We have a ranch (single-story) house with hardwood floors on most of the ground level. The basement below this level is finished, and is where I work out of at home. We have kids that like to run ...
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75 views

How to fix an ineffective Extraction Fan setup in bathroom

I have an existing IXL (Heat, light and Fan) setup in a small bathroom (12.14 meters cubed). The air exchange rating of the fan meets the spec required for the room, it works and doesn't look that ...
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How to correctly add flooring to insulated attic

My attic is well-insulated with fiberglass insulation strips laid between the joists, silver thermal wrap stretched across the joists, and 18-20 inches of blown insulation on top. But as I ...
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When finishing a basement, how do I transition from walls to doors/windows?

I am planning to finish my basement, which is currently naked poured concrete foundation throughout. I have a new door and new windows (only one shown in the Figure below because they are identical). ...
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How to insulate / finish a row house basement?

I am planning to insulate the basement of my row house. Given that I'm in Region 5, I will need proper insulation on the exterior-facing basement walls. But what about the walls facing the neighbors? ...
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Can I install Insulation board in the interior wall with House wrap on the exterior

I am insulating a shed as a wine cooler. I have house wrap on the outside. I will install unfaced batt insulation between studs. Can I then install foam insulation board under the drywall? I am ...
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44 views

Can I use free denim insulation that got wet outdoors?

I found some denim insulation on craigslist for free. It's really inviting to me as I'm on a tight budget and would really appreciate not having to buy my own insulation for near $500. I asked the ...
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What is the R value of Kapok Fiber

I'm attempting to find a green and cheap insulation for the roof of a school bus conversion I am building. Kapok is easily sourced for me as it literally grows on trees. The dimensions of the roof ...
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35 views

Air conditioner

I removed two old wall air conditioners from our house. Unfortunately they do not make these wall units the small anymore and having a Hard time finding a small air conditioner? I was wondering does ...
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61 views

Can I install insulation behind a shower stall that is already in place?

I am in the process of renovating my kitchen. I removed everything down to the studs. One of my bathrooms backs up to my kitchen. Once I opened up the wall behind my bathroom shower stall (a ...
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How do I deaden the sound of water dripping on metal?

I live in a two story apartment complex (upstairs neighbors are REAL nice). My bedroom has an AC Box/Swamp Cooler mounted into the wall. Directly above it is a similar unit for my neighbors. The ...
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Insulate back of high and low voltage gang boxes in attic

We just finished building a home, and I prewired an equipment closet upstairs for handling all of my networking, home theater and whole home audio equipment. It looks like this: All the single and ...
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Is tape an effective way to hold on a foam elbow?

So, one of the things I want to do around these parts is insulate (lag) the hot water piping in this house's basement to the best of my ability (especially since part of it is in a crawlspace that's ...
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Would insulating a door between my closet and attic help keep the closet warmer?

In our new home, in the back of our closet the previous home owner had put that flimsy thin wood paneling as a wall in between the back of the closet and where the triangular part of the roof is about ...
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1902 house. Really cold winters. Insulation question

Ive got a 1902 house in montreal where it gets down to -30C during winter. Usually its about -15C. Its also very humid here. I just bought this place and noticed there is no insulation in the walls ...
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is this Asbestos? or anything dangerous?

In my garage there are some water pipes I believe that have a wrap around them and in some places its expanded and opened. Now I am worried if its asbestos. Its yellow and looks puffy. I near a water ...