Yes. Faced insulation is actually recommended on basement ceilings and ceilings in general. The covering or “face” of the insulation prevents it from falling out and trickling down into the basement air. This is especially advantageous if the insulation is made of fiberglass, which can harmful if it’s ingested.
What kind of insulation is best for basement ceiling?
fiberglass
Your best option is insulating your exposed foundation walls. Start with getting any moisture issues under control, then use water-resistant insulation like closed-cell spray foam or XPS foam board. Most homeowners opt for fiberglass, but fiberglass has the chance of trapping moisture.
Should I insulate the ceiling?
In addition to walls and attics, insulation should be installed in ceilings with unheated spaces, basement walls, floors above vented crawl spaces, cathedral ceilings, floors over unheated garages or porches, knee walls, and in between interior walls—especially bathrooms—as well as ceilings and floors.
Does insulating basement ceiling reduce noise?
The most cost-effective and simple method of sound dampening in a basement is to install insulation in the floor joists (a.k.a. basement ceiling). Typically an R-factor of 19 is installed prior to basement ceiling drywall, creating a barrier that absorbs sounds between the main floor and basement.
Should I put a vapor barrier on my basement ceiling?
If the basement is finished and has no moisture issues, the vapor barrier is not needed. If it has moisture issues, the vapor barrier is probably a problem.
How much does it cost to insulate a basement ceiling?
Basement Insulation Cost Per Square Foot
| Type of Basement Insulation | Cost Per Board Foot |
|---|---|
| Fiberglass Batt | $0.30 – $1.50 |
| Blown-in | $1 – $2 |
| Spray Foam | $0.50 – $2 |
| Radiant | $0.20 – $1 |
What do you use to cover insulation in a basement ceiling?
Install 1/2-inch (or thicker) gypsum sheetrock. This works for any insulation (for spray foam and foam board, plastic sheeting is not an acceptable solution as it is not a flame-resistant material).
How do you waterproof a basement ceiling?
Tips for Waterproofing Basement
- Fill in Cracks and Holes.
- Seal the Exterior Walls.
- Reexamine Your Downspouts and Landscaping.
- Add Rust-Proof Ceiling Grid.
How do you insulate a concrete basement ceiling?
Basement ceilings can easily be insulated with unfaced fiberglass batts or blankets installed between the floor joists and held in place with wire, fishing line or spring metal supports called “tiger claws”. Insulating the basement ceiling will keep most of the heat upstairs in the living space.
Can you use faced insulation in basement ceiling?
Yes. Faced insulation is actually recommended on basement ceilings and ceilings in general. The covering or “face” of the insulation prevents it from falling out and trickling down into the basement air. This is especially advantageous if the insulation is made of fiberglass, which can harmful if it’s ingested.
Is R13 good for basement ceiling?
Johns Manville Series R13 Fiberglass Roll Insulation
With an R-value of 13, this product from Johns Manville is another excellent choice for insulating your basement ceiling and is also very affordable.
Should I use faced or unfaced insulation in basement?
Faced insulation is not recommended on interior walls as it might trap moisture between the kraft paper (vapor retarder) and the structure of the house. For this reason, only unfaced insulation is recommended.
Is it OK to use fiberglass insulation in basement?
If you must use fiberglass, there needs to be a space between the insulation and the wall. If not, the place where the insulation touches the concrete will be overtaken by mold and mildew. Remember, fiberglass does NOT resist moisture, so it’s generally a no-no when insulating basements.
How thick should basement insulation be?
The recommended R level is 25. To achieve the recommended R-value level, you’ll need 3.84 inches of insulation (25/6.5=3.84). Once you have determined what the appropriate R-value is for your home, you will need to decide whether you want to use open-cell or closed-cell foam insulation.
What R-value insulation do I need for basement walls?
The Model Energy Code recommends R-11 insulating values for basement walls in most of the country and R-15 for the northernmost states.
How can I insulate my basement cheaply?
The smart and inexpensive way to insulate joist bays is to use extruded polystyrene (XPS) foam insulation panels cut to size to fit inside the bay and “glued” in with expanding foam. When the expanding foam hardens, trim away the excess and cover the foam with a piece 1/2″ thick drywall to meet fire code.
What is a good R-value for basement?
Notes:
| Good | Best | |
|---|---|---|
| Floors Over Unheated Spaces | R-20 Batt Insulation | R-31 Batt Insulation + R-10 CodeBord® |
| Walls Above Grade | R-12/14 Batt Insulation | R-24 Batt Insulation + R-15 CodeBord® |
| Foundation/Basement Walls | R-8 Batt Insulation | R-22 Batt Insulation + R-10 CodeBord® |
Do you need to insulate basement walls below grade?
Your best bang for the dollar in this instance is to insulate the coldest part of the wall, again typically to 2-feet below grade. However, there are many instances where insulating the full wall is the best option, such as if your walls are stone, or the floor is earth or crushed stone with no vapor barrier.
Is it better to insulate basement walls or ceiling?
In most cases, a basement with insulation installed on its exterior walls should be considered a conditioned space. Even in a house with an unconditioned basement, the basement is more connected to other living spaces than to the outside, which makes basement wall insulation preferable to ceiling insulation.
Should you insulate interior basement walls?
Walls. Basement walls should be insulated with non-water sensitive insulation that prevents interior air from contacting cold basement surfaces—the concrete structural elements and the rim joist framing.
