Sandvik AB
Sandviken   Sweden
Jan 31, 2008 Designed for Sandvik DX type drill rigs, NoiseGuard muffler system has suppression capacity of 10 dB (A), reducing noise levels of site and its surroundings. In addition, system lowers cabin noise levels by 8 dB (A). Muffler system consists of plastic hood that weighs 450 kg, and thin perforated aluminum insulation plates that stay in place even in heavy vibration, efficiently block echoes, and do not absorb moisture.

Newmat
West Babylon, NY 11704
Dec 10, 2007 Designed for acoustical absorption in ceiling or wall applications, NewAcoustic consists of microperforated PVC membrane that can be installed by itself or over acoustical core. Membrane is stretched onto PVC or aluminum extruded rail with semi-rigid perimeter harpoon pre-welded on membrane. Providing noise-reduction coefficient from 0.5-1.0, NewAcoustic ceiling sections come in max size of 250-1250 sq-ft, depending on color and finish.

Flexible Panels International
Sarasota, FL 34243
Oct 02, 2007 While offering appearance of ordinary tambour, Savio flexible panels utilize unitized construction capable of carrying any type of surface material - woodprint, metallic, vinyl, fabric - without lines, seams, or cracks. Panels come in straight-topped or slanting design and can be used as freestanding partitions or linked together to define spaces of any size. Each panel can flow into arches/curves, and any number of panels can be linked together without screws or other assembly parts.

Quellan, Inc.
Santa Clara, CA 95051
Sep 21, 2007 Based on CSP Noise Canceling Technology, QNx220 RF Noise Canceller cancels interference by inverting and electronically subtracting emulated local noise signals from receiver input signal. Gain and phase of cancellation signal are continuously adjusted for optimum performance. Featuring digital control interface for direct connection to SPI baseband processors as well as dual-stage LNA, CMOS IC is available in Chip Scale Package or QFN package.

Sonic Air Systems, Inc.
Brea, CA 92821
Sep 13, 2007 Adaptable to any vertical centrifugal blower with 145T-284T motor frame for NEMA or IEC configurations, Sonic All-Environment Blower Enclosure(TM) minimizes noise exposure levels to below OSHA standard 26 CFR 1910.95(a). It utilizes 1-piece polyethylene cover, external filters with change gauge, maintenance panel door, and hinges with dual gas shocks. Fully gasketed seams ensure no water or contaminant intrusion, while granite finish hides dust and dirt.

Acoustical Surfaces, Inc.
Chaska, MN 55318
Aug 15, 2007 Designed to absorb sound and block noise, Sound Silencer(TM) Panels are Class A fire-retardant, non-abrasive, and tackable as well as resistant to water, impact, mold bacteria, and fungi. Non-fibrous design makes them suitable for environmentally sensitive areas such as food preparation and chemical processing. Available in 1 and 2 in. thicknesses, washable panels can be used as ceiling tile, hanging ceiling baffle, wall panel, and outdoor noise barrier.

Acoustiblok
Tampa, FL 33602
Jun 20, 2007 Via thermodynamic process, Acoustiblok® transforms sound energy into trace elements of heat to reduce sound transmission in buildings. Solution is made of 1/8 in. thick viscoelastic polymer material with high-density mineral content, and one layer reduces sound transmission by up to 30 dB. Containing no lead or asbestos, product is UV-resistant; impervious to water and mold; and UL fire rated. Solution cuts with utility knife and can be used in wall, floor, and ceiling installations.

EXAIR Corporation
Cincinnati, OH 45249-1621
Jun 15, 2007 Available in 1/8-1 in. NPT sizes, Reclassifying Mufflers help companies meet EU noise directive (86/188/EEC) and OSHA standard 29 CFR-1910.95 for safe noise levels below 90 dBA. They can be installed directly into exhaust port of cylinders, valves, and other air powered equipment to reduce work area noise and harmful oil mist. Wrap design of removable element removes oil mist contamination of worker's breathing air, keeping exposure below 4.32 ppm.

Solutia, Inc.
Saint Louis, MO 63166
Jun 11, 2007 Available in several offerings, including Clear and Gradient Automotive with 32-gauge thickness and 30-gauge unit for side laminates, Saflex® Q series acoustic interlayer enables users to produce laminated, noise-resistant glass. Lightweight unit does not require retooling, and can be used in any vehicle glazing position, including windscreen, sidelites, backlites, and roofs. Addressing noise transmission through vehicle's glass, unit reduces noise by up to 6 dB.

Octasic Inc.
Quebec H1Y 3L1  Canada
Jun 05, 2007 Added to SoftEcho Echo Cancellation software, Adaptive Noise Reduction optimizes sound quality on Asterisk®-based IP PBX systems, eliminating most noise heard on phone call, specifically when in loud environment. Reduction in background noise also benefits conferencing applications where multiple callers are on line.

Illbruck Acoustic Inc.
Minneapolis, MN 55412
May 30, 2007 Used in new construction or retrofit applications, PROSPEC Decibel Drop(TM) viscoelastic damping compound decreases sound traveling to adjacent rooms. Class 1 fire-rated product has sound transmission class rating of 50-62, depending on construction configuration; and comes in cartridges for application with caulk gun. Product installs between layers of drywall or plywood in walls and ceilings or between layers of subflooring.

3M Company / Automotive Aftermarket Division
St. Paul,, MN 55144
May 29, 2007 Thinsulate insulation Type TAI 2099S nonwoven acoustic absorber can be used in vehicle door panels, trims, pillars, and trunk liners. It can be die cut and heat sealed, and more than 15 layers can be cut at a time without separator layer. Designed for small or large parts, insulation offers attachment choices such as ultrasonic welding, pressure sensitive adhesive, mechanical fasteners, or hot melt adhesive.

Acoustiblok
Tampa, FL 33602
Feb 06, 2007 Acoustiblok 1/8 in. thick material flexes as sound waves hit it, changing sound energy into trace amounts of heat. It is U.L. approved for all floor, wall, and ceiling usage in residential, commercial, and industrial buildings, and is green certified with zero mold potential. Cut with box knife, material is stapled to studs before drywall.

Acoustical Solutions, Inc.
Richmond, VA 23228
Jan 26, 2007 Made from recycled tires using 82% post-consumer recycled content, Iso-Step has mass of 1 or 2 lb/ft² that lends to effectiveness against airborne and structurally borne sound transmission. Environmentally friendly, rubber-based product can be installed over wood or concrete sub floor as well as under hardwood, vinyl, tile, or carpet flooring. Readily available in 4 x 25 ft rolls, underlayment can be installed as free-floating or glue-down system.

Paxton Products, An ITW Co.
Cincinnati, OH 45242
Jan 23, 2007 Available in 4 in. and 24 in. high base models, acoustical polypropylene blower enclosure with stainless steel base provides protection in washdown environments and maintains sound levels within OSHA standards. Clear Lexan doors on sides allow easy access for servicing, while 2 reusable mesh pre-filters trap large airborne particulates. Product features crevice-free, 6-sided, shell construction which reduces possibility of leaks.

Acoustical Solutions, Inc.
Richmond, VA 23228
Jan 08, 2007 Visco-Elastic Green Glue minimizes transference of sound vibration and is commonly used in constrained layer damping system, where it is sandwiched between 2 sheets of drywall, plywood, or subflooring. When resulting sandwich is vibrated, shear forces pull and stretch on damping material, allowing it to dissipate energy. Green Glue can work in conjunction with other acoustical materials such as mass loaded vinyl, sound isolation clips, acoustic sealants, and insulations.

Kinetic Systems, Inc.
Boston, MA 02131
Aug 07, 2006 Faraday Cage/Darkbox utilizes solid, electrically continuous aluminum walls to protect sensitive devices from electrical and magnetic interference while also eliminating light and attenuating acoustic noise. Workstation Faraday Cages, built with high-density, 16-mesh copper screen, can be customized with 2 hinged front doors, roll-up door, or sliding doors. Both models can be configured with fixed, hanging, or sliding shelves; monitor stands; electrical outlet strips; and lighting.

Acoustical Solutions, Inc.
Richmond, VA 23228
May 30, 2006 Used for sound reduction and reverberation control, Commonwealth Collection includes 13 acoustical wall panel designs and 3 corner bass trap designs in 239 different designer fabric choices. Architectural design and variety of colors available for these acoustical wall panels make them suited for offices, conference rooms, hotels, recording studios, universities, teleconferencing and videoconferencing rooms, multi-purpose rooms, and auditoriums.

Foamex
Linwood, PA 19061
May 23, 2006 Qylite® Acoustic Foam products utilize advanced polyurethane foam technology to produce materials for sound absorption, barrier/decoupler systems, and sealing to control vehicle weight. Acoustic performance will not be adversely affected by stress and vibration. Available products include Qylite 100, Qylite 300, Qylite 400, and Qylite AVT foams. Applications include dash and hood insulators, floor carpet underlay, door panel absorbers, and quarter panel trim absorbers.

Battelle Marine Science Laboratory
Sequim, WA 98382
May 08, 2006 Designed to reduce sound, acoustic signatures, and vibration generated by heavy maritime and industrial machinery, Attenuate has environmentally friendly formulation and is fabricated in sheet samples up to 3 ft x 3 ft x 1 in. Material may also be provided in larger, custom sizes in sheets as thin as 1/16 in. To accommodate existing equipment and specifications, it can be can be molded into 3D shapes.