At a Glance
Fits 2 x 4 Walls
Fits 2 x 6 Walls
Stud Spacing: 16 (Inches)Reflectix R- 21 Attic Wall Unfaced Reflective Roll Insulation 33.3-sq ft ( 16-in W x 25-ft L ) Individual pack
Item #13353 |
Model #ST16025
Double reflective, double bubble insulation with staple tab is easy to install on 16-in on center framing
R-values range from R-3.0 to R-21 depending on the applications
Applications: cathedral ceiling, crawl space, radiant floor, wall, HVAC duct, water pipe, garage door, knee wall and water heater
A tape measure, staple gun, utility knife and safety glasses are all you need for installation (not included)
A fiber and itch free insulation product
Class A/Class 1 fire rating
Inhibits condensation and resists growth of fungi, mold and mildew
No nesting characteristics for birds, insects or rodents
Made at an ISO 9001:2008 manufacturing location
General | |||
|---|---|---|---|
Package Type | Individual pack | Package Count | 1 |
Total Package Quantity | 1 | Framing Type | Wood studs |
Insulation Type | Reflective | ||
Dimensions | |||
|---|---|---|---|
Bag Dimensions (L x W x D) | 16x10x10 | Thickness (Inches) | 0.312 |
Coverage Area (Sq. Feet) | 33.3 | Width (Inches) | 16 |
Length (Feet) | 25 | R-Value per Inch | 3 |
Package Weight (lbs.) | 2 | Maximum R-Value | 21 |
Features | |||
|---|---|---|---|
Faced/Unfaced | Unfaced | Sound Barrier | No |
Formaldehyde Free | Yes | Stud Spacing (Inches) | 16 |
Reflective | Double | Vapor Retardant | Yes |
Certifications | |||
|---|---|---|---|
CA Residents: Prop 65 Warning(s) | No | ENERGY STAR Certified | No |
Compatibility | |||
|---|---|---|---|
For Use in Basements | Yes | For Use in Garage Doors | Yes |
For Use in Crawlspaces | Yes | For Use in Masonry | Yes |
For Use in Ceilings | Yes | For Use in Plumbing | Yes |
For Use in Attics | Yes | For Use in Vents | No |
For Use in Doors | No | For Use in Walls | Yes |
For Use in Duct | Yes | For Use in Windows | Yes |
For Use in Electrical | No | Fits 2 x 4 Walls | Yes |
For Use in Floors | Yes | Fits 2 x 6 Walls | Yes |
Miscellaneous | |||
|---|---|---|---|
UNSPSC | 30141500 | ||
Check out the Best Selling Roll Insulation on Lowes.com
Ratings may include incentivized customer reviews.
What Customers Are Saying
The product is generally well-received, with customers finding it easy to use and effective at providing insulation and reflecting heat. Many report it improving heating/cooling and reducing utility bills. The product is also described as versatile, with customers using it for various applications. While a few note the R-value may be misleading, the overall consensus is that the product delivers effective thermal and energy-saving benefits.
Customer review summary generated by AI, including incentivized reviews.Reflectix R- 21 Attic Wall Unfaced Reflective Roll
Perfect for insulating under my stairs going up into my attic. I folded over the roll 6 times and squished it all under the steps and made it work. looks and feels great.
Verified Purchaser
Good and fast insulation
Good and fast insulation, we wrapped it around our under floor joist air ducts to help with insulation and noise
Verified Purchaser
Attic Insulation
It did what it was designed to do.
Verified Purchaser
More than enough to keep out th coldunder cabinets
Works perfectly
Verified Purchaser
Good product
Just what I needed to insulate a pump
Verified Purchaser
Versatile uses
Works well on ducts, good instructions for other uses I wouldn't have thought off
Verified Purchaser
Works like it should!
Great
Verified Purchaser
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