Foam S.T.O.P. Pyramid™

Melamine Foam Sound Absorber

High Performance Absorber
Increased Absorptive Surface Area
Fiber Free
Class A Fire Retardant

FOAM S.T.O.P PYRAMID panels are made from melamine acoustical foam; these acoustical panels are Class A fire retardant. FOAM S.T.O.P PYRAMID panels are an excellent option for sound control applications. These panels can be used in recording studios, home theaters, offices, schools and industrial applications.

Product Testing & Information

Product Specs

Product Specs

Material	Open Cell Melamine Acoustical Foam
Pattern	Pyramid for Monolithic Appearance
Features	Increased Surface Area, High Performance, Light Weight, Dramatic Visual Effect
Applications	Ceilings, Walls, Industrial, Commercial & Home Audio Markets, Broadcasting and Recording Studios
Thickness	2″, 3″, 4″
Sizes	2′ × 2′
Density	0.7lbs/cub. ft.
Colors	Standard: Natural White or Light Grey Latex or HPC Paint: Black, Light Grey, Almond Painted: Black, Brown, Beige, Light Gray (Custom Colors Also Available)
Flammability	ASTM E84, Class 1. Flame Spread: 5; Smoke Developed: 50
Installation	ASI S.T.O.P Noise Acoustical Adhesive – Mechanical fasteners / Screws

Reverberation Demonstration

FOAM S.T.O.P. Pyramid – Sound Absorption/Noise Reduction
per ASTM C423-90a
	125Hz	250Hz	500Hz	1KHz	2KHz	4KHz	NRC
2″	0.07	0.25	0.60	0.94	0.97	1.08	0.70
3″	0.18	0.44	0.96	1.14	1.18	1.19	0.95
4″	0.16	0.62	1.10	1.20	1.21	1.22	1.05

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