Technical Specifications
DESIGNER
™
Square Lay-in, Tegular
coarse texture
Weight; Square Feet/Carton
734 – 0.80 lbs/SF; 80 SF/ctn
735, 737 – 0.80 lbs/SF; 64 SF/ctn
Minimum Order Quantity
1 carton
Metric Items Available
735M, 734M, 737M – Metric items are subject
to extended lead times and minimum quantities.
Contact your representative for more details.
PHYSICAL DATA
Material
Wet-formed mineral fiber
Surface Finish
Factory-applied latex paint
Fire Performance
Class A: Flame Spread Index 25
or less (UL labeled) per ASTM E1264
ASTM E1264 Classification
Type III, Form 2, Pattern F
Fire Class A
Humidity/Sag Resistance
Standard performance ceiling panels, adequate where
the building is enclosed and the HVAC is continuously
functioning.
Insulation Value
R Factor – 1.5 (BTU units)
R Factor – 0.26 (Watts units)
Warranty
Details at armstrong.com/warranty
178
TYPICAL APPLICATIONS
• Utility rooms
• Discount stores
• Supply and storage rooms
COLOR
White
KEY SELECTION ATTRIBUTES
• Standard sound absorption
• Cost-effective
VISUAL SELECTION PERFORMANCE SELECTION Dots represent high level of performance.
Designer
™
Lay-in panels with Prelude
®
15/16" suspension system (Pgs. 279-280)
Edge
Profile
Susp. Dwg.
Pgs. 295-299
armstrong.com/
catdwgs
Item
No.
Dimensions
(Inches)
UL Classified
Acoustics
Total
Acoustics
1
Fire
Rating
Light
Reflect
Anti-Mold
& Mildew
Sag
Resist
Certified Low
VOC Emissions
Durability
Recycled
Content
Recycle
Program
Warranty
NRC
+
CAC
=
DESIGNER Square Lay-in
15/16" Square
Lay-in
Square Lay-in 9/16" Angled Tegular 15/16" Angled Tegular
Ultima Plank ShipLap
Long Edge Detail
Ultima Plank ShipLap
K2C2 Short
15/16" Chamford Tegular
Cirrus Proles Chamfered
Tongue and GrooveConcealed Beveled K4C4
Classic Step Tegular Ultima Plank ShipLap
Long Edge Detail
Ultima Plank ShipLap
Beveled Tegular Short
15/16 Classic Step Tegula
r
~8-ID (99) (drw 10)
9/16" Beveled Tegular 15/16" Beveled Tegular
9/16" Square Cut Tegular 15/16" Square Tegular
9/16" Chamfered Tegular
Cirrus Proles Chamfered
Concealed
Soft Look Radiused Tegular
9/16" Cubic Graphis
NeoCubic
9/16" Flush Tegular
Ledges
15/16" Flush Tegular
Ledges
9/16" Wrapped Tegular
Graphis Wrapped Linear
and Cubic
9/16" Wrapped Linear and
Mixed Corner “B”
(Flumes, Graphis Linear Corner
& Dots & Squares)
Concealed
Square Edge K4C4
Linear Cubic
Beveled Crossgate
A B
15/16" Vector
C D
15/16" Vector C & D
AB CD
1 735
24 x 24 x 5/8"
0.55 30 – Class A 0.81 – Std – Std Std
• 1-Yr
1 734 24 x 48 x 5/8"
0.55 30 – Class A 0.81 – Std – Std Std
• 1-Yr
DESIGNER Tegular
15/16" Angled
Tegular
Square Lay-in 9/16" Angled Tegular 15/16" Angled Tegular
Ultima Plank ShipLap
Long Edge Detail
Ultima Plank ShipLap
K2C2 Short
15/16" Chamford Tegular
Cirrus Proles Chamfered
Tongue and GrooveConcealed Beveled K4C4
Classic Step Tegular Ultima Plank ShipLap
Long Edge Detail
Ultima Plank ShipLap
Beveled Tegular Short
15/16 Classic Step Tegula
r
~8-ID (99) (drw 10)
9/16" Beveled Tegular 15/16" Beveled Tegular
9/16" Square Cut Tegular 15/16" Square Tegular
9/16" Chamfered Tegular
Cirrus Proles Chamfered
Concealed
Soft Look Radiused Tegular
9/16" Cubic Graphis
NeoCubic
9/16" Flush Tegular
Ledges
15/16" Flush Tegular
Ledges
9/16" Wrapped Tegular
Graphis Wrapped Linear
and Cubic
9/16" Wrapped Linear and
Mixed Corner “B”
(Flumes, Graphis Linear Corner
& Dots & Squares)
Concealed
Square Edge K4C4
Linear Cubic
Beveled Crossgate
A B
15/16" Vector
C D
15/16" Vector C & D
AB CD
13 737
24 x 24 x 5/8"
0.55 33 – Class A 0.81 – Std – Std Std
• 1-Yr
1
Total Acoustics
™
ceiling panels have an ideal combination of noise reduction and sound-blocking performance in one product.
SUSPENSION SYSTEMS
15/16"
Prelude
Designer
™
offers a coarse-textured visual with standard
absorption in an economical ceiling panel.
▲
LOCATION DEPENDENT
RECYCLED
CONTENT
LEED
®
energy
management
recyc
lable/
extended
producer resp.
mat
eri
al
ingredient
reporting
recyc
led
content
sour
cing of
raw materials
low emitting/
materials
lighting
quality
biobased
materials
region
al
materials
desig
n for
exibility
construction
waste mgmt
EPD
acoustics
Calculate LEED contribution at
armstrong.com/greengenie
42%
UP TO
LEED
®
is a registered trademark of the U.S. Green Building Council
All other trademarks used herein are the property of AWI Licensing
Company and/or its afliates © 2015 AWI Licensing Company
Printed in the United States of America
TechLine
SM
/ 1 877 ARMSTRONG
armstrong.com/commceilings
(search: designer)
MINERAL FIBER
$$$$
BPCS-3024-615