R-13 Unfaced Fiberglass Batt Insulation (128.04 sq ft)
CertainTeed InsulPure R-13 unfaced fiberglass batt insulation is designed for 2x4 walls and floors to help improve thermal comfort and reduce noise. The formaldehyde-free, GREENGUARD Gold certified insulation is easy to cut and fit for common stud spacing applications.
Key Features:
- R-13 Thermal Performance: Helps reduce heat loss/gain for more consistent indoor comfort in 2x4 wall and floor cavities.
- Unfaced Batt Design: Ideal when no kraft facing/vapor retarder is desired and for layering with other assemblies.
- Cleaner Indoor Air Choice: UL-validated formaldehyde-free and GREENGUARD Gold certified for low VOC emissions.
- Durable & Moisture Resistant: Resists mold and mildew and wont rot or deteriorate.
- DIY-Friendly Handling: Lightweight batts can be cut with standard drywall tools for faster installation.
Please check the Product Data Sheet Here
Specifications Table:
| Specification | Details |
| Brand | CertainTeed |
| Series Name | InsulPure |
| Category | Batt Insulation |
| Insulation Type | Fiberglass |
| Roll or Batt | Batt |
| Faced/Unfaced | Unfaced |
| R-Value | R-13 |
| R-Value per Inch | 13 |
| Maximum R-Value | 13 |
| Thickness (in) | 3.5 |
| Width (in) | 15.25 |
| Length (in) | 93 |
| Product Length (ft) | 7.75 ft |
| Coverage Area (sq ft) | 128.04 |
| Total Package Quantity (pieces) | 13 |
| Package Type | Multi-pack |
| Bag Dimensions (L x W x D) | 3.5 x 15.25 x 93 |
| Package Weight (lb) | 30.83 |
| Product Weight (lb) | 30.505 |
| Stud Spacing (in) | 16 |
| Fits 2 x 4 Walls | Yes |
| Fits 2 x 6 Walls | No |
| For Use in Walls | Yes |
| For Use in Floors | Yes |
| For Use in Attics | No |
| For Use in Ceilings | No |
| For Use in Basements | No |
| For Use in Crawlspaces | No |
| For Use in Doors | No |
| For Use in Duct | No |
| For Use in Electrical | No |
| For Use in Garage Doors | No |
| For Use in Masonry | No |
| For Use in Plumbing | No |
| For Use in Vents | No |
| For Use in Windows | No |
| Vapor Retardant | No |
| Sound Barrier | No |
| Formaldehyde Free | Yes |
| GREENGUARD Gold Certified | Yes |
| ENERGY STAR Certified | No |
| CA Residents: Prop 65 Warning(s) | No |
| Warranty | 20-year limited |
| Warranty Information | 20 year |
| UNSPSC | 11162400 |
| Compatible Install Surface | Existing Drywall, Existing Insulation, Fiberglass |
| Fits Size | 2 x 4 Wall |
| Insulation Location | Attic, Ceiling Insulation, Interior Wall |
| Insulation Features | Soundproofing Insulation, Stainable |
| Pack Size | 1 |
Frequently Asked Questions (FAQ):
Q: How much area does one bag cover?
A: One bag covers 128.04 sq ft.
Q: Will this fit standard 2x4 walls?
A: Yes. The batts are sized for 16-in stud spacing and fit 2x4 walls.
Q: Is it faced or unfaced, and does it include a vapor retarder?
A: It is unfaced and does not include a vapor retardant.
Q: Can it be used for sound control?
A: Its intended for thermal and acoustical insulation applications and is marketed as providing excellent acoustical performance.
Q: Is it formaldehyde-free?
A: Yeslisted as UL-validated formaldehyde-free.
Quiet comfort, beautifully concealed
Think of this insulation as the invisible layer that makes a room feel finishedwarmer in winter, cooler in summer, and noticeably calmer acoustically. The unfaced fiberglass batt format keeps your assemblies flexible, slipping cleanly into 2x4 cavities without adding a visible barrier. Use it to refine bedrooms, studios, or any space where hush and comfort elevate the experience. Its the kind of behind-the-walls essential that turns everyday living into effortless luxury.
Upgrade your walls and floors with CertainTeed InsulPure R-13 batts for a more comfortable, quieter home.
Warranty
Installation
