23 07 13
SOUND SEAL ACOUSTICAL DUCT & PIPE LAGGING

INDUSTRIAL

23 07 13

NOISE CONTROL PRODUCTS

SPECIFICATION

A Division of Sound Seal

PIPE AND DUCT LAGGING – B-10 LAG/QFA-3
Part 1 – GENERAL
1.1 Summary
A. This section includes the following:
1. Acoustical lagging as supplied by Sound Seal
to wrap the exterior of ductwork and/or piping
where indicated on plans and drawings

Part 2 – PRODUCTS
2.1 Acoustical pipe and duct lagging, General
A. Acoustical pipe and duct lagging shall be a 1 lb. psf
mass loaded vinyl noise barrier with a reinforced-foil
facing on one side, bonded to a 1" thick non-woven
porous scrim faced quilted berglass decoupler on
the opposite side
1. Products
I. Model # B-10 LAG/QFA-3
Sound Seal
Agawam, MA USA
www.pipeandduct.com
Ph: 800-569-1294
413-789-1770
Fax: 413-789-2248
2. Quilted berglass decoupler:
I. Shall be nominally 1" thick
II. Shall have a nominal density of 2.0-lb/cu. ft.
III. Shall be quilted with a non-woven porous
scrim facing
3. Standard Width: 54 inches
4. Length: As indicated, up to 30 feet long
5. Flammability
I. Class A ammability rated
II. Flame Spread Index less than 15
III. Smoke Density less than 20
6. Sound Transmission class: STC 29
2.2 Acoustical Performance:
Sound Transmission Loss: Per ASTM E 90
Octave Band Center Frequency (Hz)
125
250
500
1000
2000
18
18
23
30
39

23 07 13

Sound Seal’s pipe and duct lagging features a 1 lb. per sq. ft. or 2
lb. per sq. ft. mass loaded vinyl noise barrier with a reinforced-foil
facing on one side. Commonly bonded to a 1 inch or 2 inch thick
quilted berglass decoupler

ACOUSTICAL DUCT & PIPE LAGGING

• B-10 LAG (1 lb. barrier)
• B-10 LAG/QFA-3 (1 lb. barrier with 1" thick
berglass decoupler)
• B-10 LAG/QFA-9 (1 lb. barrier with 2" thick
berglass decoupler)
• B-20 LAG (2 lb. barrier)
• B-20 LAG/QFA-3 (2 lb. barrier with 1" thick
berglass decoupler)
• B-20 LAG/QFA-9 (2 lb. barrier with 2" thick
berglass decoupler)

WHO IS SOUND SEAL?
Since 1978, Sound Seal has been a leader in the acoustics eld,
offering a complete line of soundproong and noise control
products for industrial, architectural, construction, and HVAC
markets. Our product lines include:
• Sound Curtains
• Noise Barriers
• Acoustic Pipe and Duct Wraps

ACOUSTICAL DATA

• Acoustical Wall Panels

B-10 LAG SERIES

• Ceiling Panels

Featuring a 1 lb. psf reinforced-foil faced noise barrier

• Wood Ceilings
PRODUCT

SOUND TRANSMISSION LOSS (dB) FREQUENCY (Hz)

STC

• Wood Wall Panels

27

• Acoustical Floor Underlayments

125

250

500

1000

2000

4000

B-10 LAG

15

18

22

27

32

37

B-10 LAG/QFA-3

18

18

23

30

39

46

29

B-10 LAG/QFA-9

19

20

23

33

44

53

30

With a wide selection of products for the soundproong industry,
and sound control solutions for every type of noise problem, our
expert staff is available to advise you about product selection

B-20 LAG SERIES

and installation.

Featuring a 2 lb. psf reinforced-foil faced noise barrier

PRODUCT

SOUND TRANSMISSION LOSS (dB) FREQUENCY (Hz)
125

250

500

1000

B-20 LAG

16

B-20 LAG/QFA-3

20

22

26

23

28

B-20 LAG/QFA-9

21

24

29

50 H.P. Almgren Drive
e

STC

2000

4000

32

35

40

31

37

48

56

32

41

54

68

34

Agawam, MA 01001
www.soundseal.c
www.soundseal.com
.com
.co
Em
Email: LAG@so
soundseal.com
so
LAG@soundseal.com
8 569.1294
56
Tel: 800.56
800.569.1294

For 3-part specications on all of our LAG products visit:
www.pipeandduct.com

413.789.1770
13.7
3.7
413.789.1770

Distributed By:

Fax 413.789.2
Fax: 413.789.2248
ax:
x:
9.2
.2248
4000
46

STC
29

For 3-part specications on
catio
tio
ion
ions
all of our LAG products visit:
ts v
s vi
www.pipeandduct.com
www.pipeandduct.co
.co
com
co

2.3 Accessories for securely mounting the
Acoustical pipe and duct lagging
1. Foil lag tape
2. Stick pins
3. Welding pins
4. Banding

INDUSTRIAL
SS150 1/14

NOISE CONTROL PRODUCTS

www.pipeandduct.com

A Division of Sound Seal