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Specifications subject to change with out notice.

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FOAM S.T.O.P SOUNDWAVE/DUAL WAVE™

Polyurethane Foam Sound Absorber

High Performance Sound Absorber
Sound Wave Pattern
Fiber Free
Reduces Reverberation

MATERIAL: Open Cell Polyurethane Acoustical Foam
PATTERN: Scientifically engineered pattern designed to absorb the widest range of frequencies
FEATURES: Effectively reduces reflected noise and reverberation times (echo) to produce safe and enjoyable enviroments
APPLICATIONS: Industrial, Commerical, Audio, OEM, Residential, Ceilings, Walls, Partitions, Sound/Recording Studios, Radio Stations, Band Rooms, Swimming Pools, Churches, Schools, Gun Ranges, Equipment Enclosures.
THICKNESS: 1″, 2″, 3″, 4″
SIZES: 2′ × 4′, 4′ × 4′
DENSITY: 2 lbs/cub. ft.
COLORS: Brown, Blue, Charcoal, Beige, Hunter Green, Burgundy
Painted: Silver, Blue
FLAMMABILITY: 1″,2″,3″ – UL94HF-1 Class B. 4″ – UL94HF-1 Class-C
INSTALLATION: ASI S.T.O.P Noise Acoustical Adhesive

Product Tests & Information:

FOAM S.T.O.P. Soundwave/Dualwave – Sound Absorption/Noise Reduction
per ASTM C4233-902
	125Hz	250Hz	500Hz	1KHz	2KHz	4KHz	NRC
1″	–	0.17	0.40	0.72	0.76	–	0.50
2″	0.15	0.31	0.73	1.04	1.08	1.12	0.80
3″	0.17	0.50	0.91	1.08	1.04	1.10	0.90
4″	0.32	0.93	1.43	1.33	1.29	1.21	1.25

Available as Hanging Acoustical Baffles

FOAM S.T.O.P. Soundwave/Dualwave Baffles – C423-84a
	125Hz	250Hz	500Hz	1KHz	2KHz	4KHz	NRC
Sabins/Baffle	4.44	6.00	10.00	15.50	17.90	19.20	12.35

CAUTION: Polyurethane foam is flammable and may emit toxic fumes when burned. Do not use near open flame. Check local codes for allowed use. Manufacturer assumes no liability.

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FOAM S.T.O.P SOUNDWAVE/DUAL WAVE™