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Specifications subject to change with out notice.

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Polyurethane Pyramid Foam Panels

FOAM S.T.O.P. PYRAMID™

Polyurethane Foam Sound Absorber
  • High Performance Absorber
  • Increased Absorptive Surface Area
  • Fiber Free
  • Light Weight
MATERIAL: Open Cell Polyurethane Acoustical Foam
PATTERN: Pyramid for Monolithic Appearance
FEATURES: Increased Surface Area, High Performance, Light Weight, Dramatic Unusual Effect
APPLICATIONS: Industrial, Commerical, Audio, OEM, Residential, Ceilings, Walls, Partitions, Sound/Recording Studios, Radio Stations, Band Rooms, Swimming Pools, Churches, Schools, Gun Ranges, Mechanical Rooms, Enclosures, etc.
THICKNESS: 2″, 3″, and 4″
SIZES: 2′×2′, 2 ′×4′
COLORS: Blue, Beige, Brown, Charcoal, Hunter Green and Burgundy – Painted: Silver and Blue
FLAMMABILITY: ASTM E84, Class 2. Flame Spread: 75; Smoke Developed: 340 (Painted F/S: 420, S/D: 300)
INSTALLATION: ASI S.T.O.P Noise Acoustical Adhesive


Product Tests & Information:
FOAM S.T.O.P. Pyramid – Sound Absorption/Noise Reduction
per ASTM C423-90a
  125Hz 250Hz 500Hz 1KHz 2KHz 4KHz NRC
2″ 0.15 0.17 0.49 0.73 0.66 0.68 0.50
3″ 0.44 0.48 1.19 1.12 1.16 1.16 1.00
4″ 0.39 0.60 1.21 1.14 1.16 1.13 1.05
CAUTION: Polyurethane foam is flammable and may emit toxic fumes when burned. Do not use near open flame. Check local codes for allowed uses. Manufacturer assumes no liability.
Noise Reduction

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