# ROCKWOOL R-30 Comfortbatt 7-1/4 in. x 15 in. x 47 in. Fire Resistant Stone Wool Insulation Batt (29.9 sqft)

**Brand:** [ROCKWOOL](https://shop.coreranger.com/brands/ROCKWOOL)
**SKU:** RXCB301525
**Price:** $91.98 · in stock
**URL:** https://shop.coreranger.com/product/rockwool-r-30-comfortbatt-7-1-4-in-x-15-in-x-47-in-fire-resistant-stone-wool-insulation-batt-29-9-sq-203844243

## Specifications

| Spec | Value |
|---|---|
| Model # | RXCB301525 |
| Bag Size | 4 ft. x 16 in. x 24 in. |
| Pack Size | 6 |
| Internet # | 203844243 |
| Returnable | 90-Day |
| Store SKU # | 691446 |
| Batt/Roll Size | 4 ft. x 15.25 in. |
| Insulation Type | Mineral Wool Insulation |
| Faced or Unfaced | Unfaced |
| Insulation R-Value | R30 |
| Insulation Features | Friction Fit |
| Insulation Location | Attic,Basement,Ceiling Insulation,Crawlspace,Floor |
| Product Width (in.) | 15.25 in |
| Product Length (ft.) | 4 ft |
| Product Weight (lb.) | 41.3 lb |
| Coverage Area (sq. ft.) | 29.9 sq ft |
| Product Thickness (in.) | 7.25 in |
| Compatible Install Surface | Wood |

## Description

ROCKWOOL Comfortbatt is a semi-rigid stone wool thermal batt insulation for exterior wood and steel stud applications. It features a unique flexible edge that allows for easy installation and helps prevent over compression to maintain its R-value. Non-combustible and fire resistant, Comfortbatt will not develop toxic smoke or promote flame spread, even when exposed directly to a fire. It also offers water and moisture resistance and excellent sound absorbency. Comfortbatt is an effective way to improve a home's energy efficiency. It is GREENGUARD Gold Certified and contributes to a healthier indoor environment.

• Easy to install with a friction fit and a consistent R-Value
• Compression pack, one bag includes 6 pieces and covers 29.9 sqft
• Sound reduction and fire resistance designed for attic spaces