F&L R4 Fiberglass Board Acoustic Insulation Panels – 1" to 2" Thick, 24"x24" and 24"x48" – Thermal Soundproofing for Walls, Ceilings, Studios & HVAC Duct Applications (1in x 24in x 48in)

Upgrade your acoustic and thermal control with F&L Fiberglass Board Sound Absorbing Insulation Panels, designed for superior sound absorption, energy efficiency, and multipurpose performance. Built with high-density fiberglass, these panels deliver exceptional results by reducing echo, minimizing airborne noise, and enhancing room acoustics in studios, offices, home theaters, classrooms, basements, and HVAC systems. In addition to their soundproofing qualities, they provide excellent thermal resistance, helping maintain stable indoor temperatures and improving energy efficiency in both residential and commercial spaces. Perfect for duct systems, ceilings, and behind drywall installations, these boards are engineered for long-lasting performance in demanding environments. Available in multiple sizes and thicknesses (1", 1.5", and 2" | 24"x24" and 24"x48"), they are lightweight, easy to cut, handle, and install, making them a smart choice for contractors, builders, and DIY users. Whether for noise control, insulation, or both, F&L panels are the all-in-one solution for reliable, professional-grade results.

• Superior Acoustic Performance – Designed to absorb mid- to high-frequency sounds, these fiberglass insulation boards reduce echo, reverb, and noise transfer in any environment.
• Multi-Layer Thermal Protection – High R-value fiberglass helps maintain consistent indoor temperatures by reducing heat loss through walls, ceilings, and HVAC duct systems.
• Available in Multiple Sizes & Thicknesses – Choose from 1", 1.5", or 2" thick panels in convenient 24"x24" or 24"x48" formats for flexible installation across projects.
• Rigid, Durable Construction – Engineered with dense fiberglass core and firm edges for clean cuts, precise fits, and long-term structural stability in residential or commercial settings.
• Versatile Application – Ideal for soundproofing studios, acoustic treatment, HVAC duct lining, wall cavity insulation, and commercial acoustic barrier needs.