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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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Insulating an open window with air conditioning pipe through it

I seek to install an on-floor AC and pipe its exhaust through a window (images below). The window is double, lower window being taller, and is elevated way above the origin exhaust pipe. I'm thinking ...
OverLordGoldDragon's user avatar
0 votes
0 answers
81 views

How to insulate exposed brick interior in Michigan

I have a study room that extends from our brick colonial that took in some water a couple years back during a nasty storm. I’m in SE Michigan. I had to tear out all the wood paneling and insulation, ...
d84_n1nj4's user avatar
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2 votes
0 answers
134 views

Wallpaper and Polyurethane Insulation board

My room has been insulated with Polyurethane Insulation board and I’ve no idea if you can put wallpaper directly on top or not? If not then what can I do? I don’t like the silver spaceship vibe I’ve ...
Hannah's user avatar
  • 21
1 vote
0 answers
63 views

Air handler and condenser wet dog smell. Insulation replacement?

My furnace is in up flow position - that is, return trunk and air handler on the bottom, gas furnace in the middle, and A/C condenser coils above, blowing into the supply trunk. Unfortunately I ...
negacao's user avatar
  • 850
1 vote
2 answers
565 views

How to install faced batt insulation from the outside (zone 4)

Old 1950's house in zone 4 has no insulation in the walls. In zone 4 I believe we want the insulation batt face pointing inward, but how to you staple the tabs from the outside? Is there an acceptable ...
Beedlebumm's user avatar
1 vote
1 answer
93 views

Insulate Exterior Breaker Panel

I live in Las Vegas, NV. Our home builder installed our breaker panel on the (out)side of the house that gets full, direct sun for 8 hours of the day. After 5 years in this house, the direct summer ...
Psykopup's user avatar
2 votes
0 answers
398 views

Are IC rated recessed LED drivers safe to be in contact with insulation?

Sounds like a dumb question, I know IC stands for Insulation Contact, but I'm not sure if both the LED panel and driver can be covered in direct contact with insulation. I touched a driver today and ...
everett1992's user avatar
0 votes
0 answers
57 views

Vapor barier placement, radiant heat in floor above unconditioned space

I am building a four season room off the back side of my current home (12x16 room) and have been going back and forth about floor insulation and what hest source I want to use! I am in zone 5 in New ...
john pauley's user avatar
0 votes
1 answer
406 views

Can I add a second layer of rock wool insulation over a first layer of fiberglass insulation?

My house is a 70s style split level with soffit, ridge, and gable end venting. Right now there is only one layer of fiberglass batt insulation and I need to add a second layer (current r value is ...
Babylon's user avatar
0 votes
0 answers
27 views

Vaulted Bathroom Ceiling HVAC Woes

Pictures In the process of remodeling our master bathroom. The bathroom has a vaulted ceiling with the skylight. There’s only one register and it’s on the back wall. The bathroom is consistently ...
Joe McConville's user avatar
0 votes
1 answer
147 views

Will the drywall in my 1970 home support modern attic insulation?

I live in a 1970 house and I am looking to replace the attic insulation. The current insulation is old fiberglass batts. I want to remove everything, foam seal it, and then blow in cellulose to get ...
attic question person's user avatar
1 vote
2 answers
57 views

What exactly am I looking for to replace worn out bottom door seals?

I've got a sunroom of sorts that we use most of the year except winter, though it does have electric baseboard. It was built in the 80s I'm guessing and it looks like the door seals on the bottom of ...
cwi's user avatar
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0 votes
2 answers
104 views

Burned Outlet and burned and lo frayed wires is this safe to put a new outlet

Me and my dad are fixing a burnt outlet and when we opened it we found out that the wires were frayed and burned is it safe to rewire these to the new outlet. So apparently the tenant said that he ...
Icycoldveins's user avatar
0 votes
4 answers
287 views

Uneven wall studs impacting project to finish garage

I'm in the planning stages of finishing our garage. My goal is to run new wiring, add insulation, drywall, and install a wall-mounted organization system. The house was built in the 1960s and is ...
Dead Pixel's user avatar
0 votes
1 answer
335 views

Insulating pad for inflatable hot tub

I got an inflatable hot tub which I want to place on an existing concrete surface. However, I am concerned about heat loss since concrete is a fairly good thermal conductor. I would like to insulate ...
divB's user avatar
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0 votes
0 answers
20 views

Calculating heating specification in a new extension (UK)

I am calculating the required specification of the heating components in a single-story extension @ 31m² in the South-East of England (in-land). I've used several online "BTU" radiator ...
woter324's user avatar
  • 176
0 votes
1 answer
64 views

Is this mineral wool insulation?

Or is it something else? Old house. This is the air intake to where the gas furnace is. Removed the air filter and saw this. Click for full size
tennis579's user avatar
5 votes
1 answer
803 views

Why does HVAC insulation melt?

I recently bought a 10 year old house and noticed the insulation on the outside HVAC tubing had deteriorated. I replaced it with Duck brand foam insulation about a month ago. Today I noticed that it ...
ijlalk's user avatar
  • 51
0 votes
1 answer
2k views

Cellular blinds: Do I need to go full blackout to get thermal insulation benefits, or will light filtering do?

Considering getting some cellular blinds for our south-facing rooms, which sadly only have single pane and no AC. As a result, the back of the house absolutely radiates heat into the rest (which has ...
thecelloronin's user avatar
0 votes
1 answer
602 views

How can I seal a crawl space door near an HVAC vent?

I bought a house a month ago and I'm having issues with a crawl space door located right next to the upstairs air return. The door is not insulated on the other side and smells/heat from the attic ...
callmewb's user avatar
0 votes
2 answers
127 views

Rent insulation blower or continue DIY

My current attic is lacking in cellulose insulation. Currently I can see the top of every 2x8 joists by ~ 3/4in. When measured and assumed to be 7in of settled insulation all around, I’m guessing I’m ...
Helrazr's user avatar
2 votes
2 answers
85 views

Garage Door Insulation vs Ventilation Grill [closed]

I am located in Houston, TX and so you can imagine how hot and humid it is right now in the summer. I live in a 3 story townhome style house with an attached garage. And another thing is that I also ...
Tizzle's user avatar
  • 21
0 votes
1 answer
104 views

Pest-proof and air-seal electrical wire penetrations in stud walls

I'm replacing all the wiring in my house, and I've decided that I would like to make it as difficult as possible for any bugs or rodents to travel inside my wall cavities through the holes that ...
John Long's user avatar
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0 votes
0 answers
38 views

Insulate wall with brick exposed

I'm currently redoing my garage and encountered the issue of a wall in the garage with brick exposed and 2x4 as framing. i want to insulate this wall as we are planning to add a home gym and the ...
Krishna's user avatar
  • 133
2 votes
3 answers
795 views

Need Advice on Installing AC Unit in Antique Wooden Window Frame

I recently purchased a 12x20 outdoor shed where I plan to set up my remote office. The shed is fully insulated on the walls and ceiling but tends to get quite hot, so I've decided to install an air ...
La Twunk's user avatar
0 votes
1 answer
261 views

How to mount camera on wall with EPS insulation?

I need to mount a couple of outdoor cameras at my house. Exterior wall layers are EPS, and behind it cement board. The electrician put some conduits where I told him I wanted the cameras. Any special ...
XuUserAC's user avatar
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0 votes
0 answers
124 views

Can I seal off these ceiling cavities in my basement from rodent pest access and/or remove the old, soiled insulation inside to stop smells?

Part of our kitchen/dining room extends into our back yard where there's no basement underneath. Perhaps it was an addition at some point (it's a 1940s house) but down in the 'unfinished' side of the ...
peanutismint's user avatar
0 votes
0 answers
156 views

Knee wall insulation - Air gap behind drywall?

I'm doing some work in a knee wall space and am also planning to fix the ventilation and insulation. The primary fix is ventilation (or lack thereof) but there's some air infiltration in the ...
Jason Capriotti's user avatar
0 votes
1 answer
108 views

Is it feasible to install three skylights next to each other?

My contractors installed a new sloped roof and two new 16"x46" skylights spaced about 22" apart in my kitchen rehab. I am contemplating having a third one installed in the middle. My ...
Julian's user avatar
  • 153
2 votes
2 answers
716 views

Options to insulate basement electric panel

I have a 39 3/4" tall by 15 1/4" wide electric panel mounted on a 48" tall X 23 1/2" wide plywood backing board which is screwed into the concrete wall in my basement garage. I am ...
user169305's user avatar
0 votes
1 answer
550 views

How to repair holes in exterior insulation at foundation

My dogs dug at the base of my home's exterior, digging out insulation in a couple of areas. What can I do to repair the holes in the insulation? Is there a spray I can use to fill the gaps, or do I ...
Kazya's user avatar
  • 1
0 votes
1 answer
53 views

insulation material condition

Recently I needed to replace a drywall sheet in my garage, the wall is between garage and basement, so it is insulated. However I found that the insulation material got black down to the floor, I ...
Mark's user avatar
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0 votes
3 answers
100 views

Does Increasing Insulation Thickness from 20cm to 35cm of Glass Wool Really Make a Difference in Insulation Quality?

A professional came today to inspect the mechanical ventilation system. They found that the insulation level in the attic is insufficient (less than 20cm of glass wool). They strongly recommended ...
Lkaf Temravet's user avatar
0 votes
1 answer
62 views

Insulating an outside water purification system against heat in Arizona

I have a tall stainless steel water purification system tank that is located outside of my home in Tucson,AZ. I used pipe insulation tubes on the copper piping. I plan to also put up a solar UV ...
Pamela Blunt's user avatar
0 votes
1 answer
769 views

Insulating the interior of an old mobile home that already has the original siding + rigid insulation + vinyl siding

I own a 1960s mobile home in Michigan and am in the process of a complete renovation. Until now, I've used contractors, and as a bit of background to my question, one talked me into putting up rigid ...
David's user avatar
  • 1
0 votes
2 answers
59 views

Help identify MDF box with duct [closed]

Previous owners of my house left some sort of MDF box with a duct. There is insulation inside along with aluminum tape. There's some caulking around the duct and it looks like the box is broken up ...
jpQuick's user avatar
  • 131
0 votes
0 answers
35 views

New siding and Durofoam eps rigid insulation

I have plaster walls inside my house 2x4 stud with paper back insulation. Then I have 3/4” drywall on the outside studs with felt roofing on it then aluminum siding. I removed the aluminum I will ...
Jamie's user avatar
  • 1
1 vote
0 answers
34 views

Fireblocking balloon framed interior/attic walls

Small 1960 ranch, roof trusses spaced 24" with a center sloped cathedral ceiling over the living room / kitchen, giving about 2-1/2 additional feet of height at the peak. The wall at either end ...
framistat's user avatar
3 votes
1 answer
876 views

Should I insulate water pipes in exterior walls?

I am replacing some crumbling hardboard siding panels on the back of my house (north facing wall) in Austin Texas. I discovered under the kitchen sink window that the water pipes come up out of the ...
Metl Mann's user avatar
0 votes
0 answers
60 views

Existing shower/tub install is missing insulation in corner

I have a 1997 builder grade house with a 2nd story jack and Jill that’s the hottest/coldest room in the house despite the duct being directly under the air handler in the attic. It butts up against ...
user167979's user avatar
0 votes
0 answers
57 views

How do you insulate the peak of cathedral ceiling?

I am converting an unconditioned attic to living space, and I will insulate the cathedral ceiling with mineral wool batts. I have seen a million articles, Q&A pieces, and videos that tell me how ...
Drew's user avatar
  • 124
1 vote
1 answer
82 views

What brand and material is this insulating sheathing? [duplicate]

I'm doing some work on an external side doorway/threshold - the house was built in 1912 but had some additions and renovations in at least the '70s, maybe the '50s as well. As I was cleaning out the ...
TylerW's user avatar
  • 1,173
0 votes
0 answers
203 views

Traffic vibration isolation

new here. Recently moved into a house. Arterial road out front, cement/rcc blocks. Two story house + a walkout into a hillside slope. Main and upper floor are currently empty and we notice significant ...
Silver's user avatar
  • 1
0 votes
0 answers
268 views

Remove and seal up old air vents

I recently bought an apartment and have now realised that there are 4 old air vents in the flat that let cold air and noise in. The flat is right outside a restaurant and a pub and it gets super noisy ...
helpme's user avatar
  • 1
0 votes
1 answer
196 views

Hot water heater vent goes through bedroom making it hot

Our home was built in the 1950’s. The hot water heater is located in the basement and is directly beneath a bedroom. The hot water heater vent runs through that bedroom closet making that bedroom hot ...
Heidi's user avatar
  • 1
0 votes
2 answers
185 views

Improving wall insulation against a garage attic

My home office is located on our 2nd floor, adjacent to the attic for our garage. The garage attic has no insulation in the roof deck, floor, or exterior wall, so I'm sure it gets pretty warm in ...
Huesmann's user avatar
  • 3,625
1 vote
0 answers
423 views

How can I insulate the sloped ceiling of an attic room?

We have a century home. First two floors do well in summer / winter, 3rd floor is always too hot or too cold. The attic was completely uninsulated. The plan was to use batt insulation on the attic ...
user6912880's user avatar
5 votes
1 answer
3k views

Best way to turn my detached garage into an insulated shop?

There is a pretty large detached garage on my property (built ca 1995) approx 16' x 29'. Previous owner had started putting R-11 insulation on the walls and underside of roof, but I think may want to ...
Krewldad's user avatar
1 vote
0 answers
182 views

How to identify ash deafening in the joist bay?

I have a Queens brick Townhouse built in 1906. I was attempting to repair my basement ceiling joists and found several joist bays under my front door threshold/atrium with wooden boards encasing what ...
MonkeyBonkey's user avatar
  • 1,209
0 votes
0 answers
730 views

Insulating Exterior Bathroom Shower Wall

I'm renovating a bathroom in my old home and am looking for experience on how to insulate the walls around the tub, 3 of which are exterior walls. This was a mini addition many years back to make a 1/...
RocketManZ's user avatar

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