Industrial Hygiene News - July/August 2010

Materials Ear Plugs

; 21-30 ; Ear Muffs

Reusable
Noise Reduction
Rating (NRR) in dB
Disposable

Manufacturer
With Communication
Custom Molded
Inserts (NRR) in dB
Noise Reduction
Rating (NRR) in dB
Vinyl
Silicone
Down Fiber
Communication
Solutions
Soft Rubber/
Elastomer/Silica
PVC
Urethane/
Polyurethane
Disposable
Reusable

28-33; ; ;; ; ;; ;; ;
;; varies; ;

varies

;
; ; ;; ; ;; ;; ;
;;
;;
;

; 29. 5

;;24

;

24-33; ; ;
;
; ;; ;
;; 25-31; ;

23-27

31, 26,
25, 20
25 or 29 ;
; ;; ;
; 22-29

;
; ;; ;
; 18-30

;

26 or 32 ; ;
; ;; ;
;; 21-27; ;

33 ;
; ;; ;
; 29 ; ;

varies ; ;
;
; ;; ;
; varies

;

varies

; varies

; ;;;;

varies;; varies; ;

varies

30 ;
;
; 23

;
;; ;
; 26

Noise... Control it

... efficiently & economically with Eckel’s high performance panel systems Improving the acoustic environment in industrial and commercial facilities can be readily achieved using Eckel’s durable, low maintenance panel systems. • Ideal for new construction projects & for renovation programs • Simple to install • Easy to clean • Fire & grafitti resistant. Eckoustic® Functional Panels – sound-absorbing unit wall & ceiling panel system for reducing background noise & reverberation. Eckoustic Modular Panels – pre-engineered, 4” thick, 41 and 44 STC panels for effectively isolating personnel from noisy equipment and machinery; specially designed for constructing free-standing enclosures and walls.

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;; ;;

Circle 106 on Card

24-31; ; ; ; ;
; ;; ;
; 19-30

;

17-22

Materials Noise Attenuation (dB)

Yes
Noise Attenuation (dB)

Yes

;15; 5; ;
Acoustical
Panels Sheet Materials/Pipe Wrap
Fire Safe Fire Safe
No
Materials

BRD Noise & Vibration Control

610/863-6300

Eckel Industries Acoustic Div. ST 617/491-3221 www.eckelacoustic.com

George Koch Sons Inc. ST 50 ; 812/465-9600

Industrial Acoustics Co. ST 25 ; 718/931-8000

Industrial Noise Control Inc. ME ; 630/844-1999

Kinetics Noise Control Inc. QF,ST 25 ; 614/889-0480

Memtech Acoustical FM ; 800/634-4471

Netwell Noise Control 10-12 ; 800/638-9355

Noise Suppression Tech. Inc. ME 10-12 ; 614/258-4455

Oshex Associates Inc. GS STC 40 ; 800/635-6027

Sound Barriers Inc. GA 5-7 ; 614/275-1818

Sound Seal VI,QF 15 ; 413/789-1770

Manufacturer

KEY

FI
FM
GA
No
Materials

Sculptured Foam
Coatings
Noise
Reduction
Services
Offered

Noise Attenuation (dB)

Fire Safe
Installation
No

15 ; Blankets/Curtains

Noise Attenuation (dB)

Fire Safe
Materials
No
Yes

Yes

;

Engineering
Silencers
Brush on
Spray on
Baffles

;;; ;;

42-28 ;

;

QF,VI

;
;
;;

15 ;

QF,VI 15-20 ;
;;; ;;

;

QF,FM 26 ;

; ;;; ;;;

FI, VI 15-20 ;

FI, VI 20-25 ;

6-8 ;

FI 10-12 ;

VY, FI STC 29 ;

ML NRC ; . 8-1. 2

;

15 ;

FI 15

Fiberglass
Foam
Galvaneal Steel
GS
ME
ML
QF
Galvanized Steel
Metal
Melamine
Quilted Fiber
ST
VI
VY
Steel
Vinyl
Mass Loaded Vinyl

Test Program/
Control Options
Test Results
Options
Beltone Electronics Corp.
800/235-8663
Benson Medical Instruments Co.
612/827-2222
Maico Diagnostics
888/941-4201
Micro Audiometrics Corp.
828/644-0771
Occupational Health Dynamics
888/464-3872
Tremetrics Occ. Health Group
800/825-0121
Manufacturer
Manual
Attenuation Range (db)