Introduction

ProPink® L77 Loosefill fiberglass insulation from Owens Corning is designed for blown‑in installation in walls, delivering exceptional thermal protection. Blown at 2.5 lb density, it provides airflow reduction and greater R‑value than cellulose, while meeting NFPA 13 standards as a non‑combustible insulation option for mid‑floor sprinkler applications.

Key Features & Design

• Type: Fiberglas Unbonded Loosefill insulation (ProPink L77)
• R‑Value: R‑30
• Coverage: Sq Ft/Pack 77
• Weight: 32 lbs
• Density: 2.5 lb density for effective airflow reduction
• Application: Easy to handle and install with nearly any blowing machine
• Compatibility: Non‑corrosive to steel, aluminum, or copper
• Material: Inorganic fiberglass insulation
• Performance: Meets thermal specifications and improves interior noise control
• Safety: NFPA 13 Standard compliant for non‑combustible insulation as an alternative to mid‑floor sprinklers