Our AlphaSorb® line of melamine foam linear wedges are high-performing sound absorbers used to reduce echo and reverberation with a bold triangular wedge design. Use these foam panels to improve speech intelligibility and create visual designs in recording studios, practice spaces, home theaters, music classrooms, and more. This product is Class A fire-rated making it suitable for both public and private spaces.

AlphaSorb® Linear Acoustic Foam is available in 2'x 2' sheets and in thicknesses of 2", 3", and 4" in natural grey and white colors (call us for custom colors). The linear design of the foam sheets allow you to align sheets together for a seamless look. They may also be rotated or offset to create unique designs. These acoustic foam panels are fiber-free, lightweight, and easily installed using a water-based construction adhesive.

Applications

Broadcast and Recording Studios
Offices and Conference Rooms
Distance Learning
Worship Facilities
Home Theaters, Music Rooms and more

Features

Reduces echo and reverberation
Improves speech intelligibility
Exceptional acoustical performance
Mold-resistant, fire-retardant

Technical Information

Size: 2' x 2' | also available in 2' x 4' and 4' x 8' (call for pricing, availability, and lead time)
Thickness: 2" | 3" | 4"
Material: Open-cell melamine-based foam
Intended Use: Interior, sound absorption
Finish:
- Natural Grey
- Natural White
- Coated (Custom Order, please call)
Density:
- Natural Grey: 0.56 +/- 0.09 lb / cubic ft
- Natural White: 0.47 +/- 0.13 lb / cubic ft
Service Temperature: -40º F to 350º F
Fire Rating:
- Melamine Foam Core: Class 1 or A per ASTM E 84
NRC: 0.75–1.05

Sound Absorption (Hz) per ASTM C 423-09a
Finish	Thickness	125	250	500	1000	2000	4000	NRC
White	2"	0.12	0.30	0.73	0.95	1.03	1.10	0.75
	3"	0.22	0.47	0.99	1.06	1.13	1.19	0.90
	4"	0.33	0.67	1.19	1.18	1.23	1.24	1.05
Grey	2"	0.10	0.30	0.76	0.93	1.05	1.12	0.75
	3"	0.21	0.50	0.99	1.07	1.16	1.20	0.95
	4"	0.28	0.68	1.17	1.19	1.23	1.21	1.05

Installation Method

These panels can easily be mounted to any wall or ceiling surface with water-based construction adhesive.
Installation is best done at the end of the construction project.
Use clean gloves to prevent soiling material.
Melamine foam is fragile and should be handled with care.
Do not install material of unacceptable quality.
Maintain uniform temperature of minimum 60º F and maximum humidity of 40% prior to, during and after installation.