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Why Specify Dynasonics ?

Why Specify Dynasonics ?. Version 2-B (4-1-04). Experience & Reliability. 35 Years of Expertise in Noise Control Products Charter Member of AMCA Acoustical Attenuation Division and driving force behind AMCA 1011-99 (CRP for Acoustical Duct Silencers) ASTM E477 Round-Robin testing participant

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Why Specify Dynasonics ?

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  1. Why Specify Dynasonics? Version 2-B (4-1-04)

  2. Experience & Reliability • 35 Years of Expertise in Noise Control Products • Charter Member of AMCA Acoustical Attenuation Division and driving force behind AMCA 1011-99 (CRP for Acoustical Duct Silencers) • ASTM E477 Round-Robin testing participant • Voting member of ASTM E477committee, ASTM E33.08 sub-committee & ASTM E-33 committee • NVLAP Accredited Laboratory & Testing • AMCA-1011 Certified Silencers • 5-Year Warranty • Technical Expertise & Application Support

  3. AccreditedAcoustical Laboratory • Accredited for ASTM E-477-99 & ANSI S12.31 from 20 to 20,000Hz • Noise floor <10 dB above 400 Hz • Spring isolated “floating floor” supports 567,000 # x 31,500 ft3reverberation chamber • Standard deviations: < 2 dB (25 to 80 Hz) 0.63 dB @ 63 Hz < 0.6 dB (100 to 160 Hz) 0.5 dB @ 125 Hz < 0.3 dB from (200 to 10k Hz) 0.04 dB @ 1,000 Hz • 16’ diameterrotating boom yields industries largest spatial average & is critical for accuracy below 100 Hz. • B&K Pulse System provides real time analysis & reporting through fully integrated controls package including acoustical, airflow & environmental measurements

  4. AccreditedAcoustical Laboratory • 44” axial fan with 20 hp motor • VFD controls with adjustable pitch on-the-fly • Delivers 35,000 CFM @ 8 In.Wg. • ADC’s and Inertia base for noise control • 1/4” thick steel test duct & 1” drywall exterior lagging • Spring/pneumatic isolation system • Specially isolated spiral outer for downstream flankingprotection • 122 dBA pink noise signal source chamber • Round, rectangular, & elbow test duct configurations • Fixed test sample location ensures accuracy

  5. Keynote Projects Bass Performance Hall Monte Rio Power Plant Getty Center Museum Detroit Symphony Orchestra • Bass Performance Hall – Fort Worth, TX • US Embassy – Sofia, Bulgaria • Carnegie Hall (re-model)– New York City, NY • Monte Rio 100-MW Power Plant – Dominican Republic • Taipei County Building – Taipei, Taiwan • Disney Concert Hall – Los Angeles, CA • Getty Center Museum – Los Angeles, CA • Lawrence Livermore National Labs – Livermore, CA • Northwestern Medical Center – Chicago, IL • Detroit Symphony Orchestra – Detroit, MI • Boeing Everett – Seattle, WA • Bristol Myers-Squibb – Princeton, NJ

  6. Product Overview • Square/Rectangle & Round Duct Silencers • Transfer Duct Silencers • Acoustical Wall Panels/Enclosures • Acoustical Louvers

  7. Duct Silencers Square/Rectangular Silencers • Low Frequency • Standard Frequency • Hospital/Clean Room applications • STC rated silencers (includes HTL casing) Acoustical Diffuser Cones (ADC) Round Double-Wall & Single-Wall Silencers Elbow Silencers “Packless” Silencers

  8. Transfer Duct Silencers Type U Type Z Type L Type CT • Type-Z for installation in walls and/or doors • Type-L for installation into a common shaft • Type-U for installation at false ceilings • Type-CT for installation in suspended ceilings

  9. Acoustical WallPanels/Enclosures One Piece Corner Typical Wall Panel with“H” Beam Typical Tongue & Groove Male/Female Connection 2” & 4” thick standard designs • Plenums • Barrier Walls • Absorption Panels • Septum Walls Engineered to specific job & site conditions Special designs to meet specific STC requirements Materials: • Galvanized, Paintgrip, Aluminum, or Stainless Steel • Mineral Wool or Fiberglass • Mylar or Tedlar Project Management: • Take-off • Blueprints • Installation Prep • Tagging

  10. Acoustical Louvers • 4”, 6”, 8”, & 12” deep airfoil & parallel blade designs • Galvanized, Paintgrip, Stainless Steel or Aluminum construction • Exceptional transmission loss with minimal pressure drop • Factory standard paint colors & custom color matching

  11. Comparison TestDynasonics vs. IAC Dynasonics Model 60-SF95vs. IACModel 5S Dynasonics Model 84-PF95vs. IACModel 7HS Dynasonics Model 60-LF99vs. IACModel 5LFS Dynasonics Model 72-NF55vs. IACModel 6KL

  12. Delivery SchedulesIndustry Leading Standard Delivery • 3 - 4 Weeks Standard – Mill Finish Products • 4 - 6 Weeks Standard – Finished Louvers GuaranteedQuick Ship Programs • 24 Hour • 5-Day • 10-Day • Special Requests are Encouraged

  13. Why Specify Dynasonics? • Quality - 5-Year “Bumper-to-Bumper” Warranty • Technical Expertise • RelentlessProduct Development • Unsurpassed Credibility • Extensive Product Offering • Industry Leading Performance • Exceptional Delivery

  14. Thank You! www.dynasonics-acoustics.com

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