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SECTION 10263
CORNER GUARDS
NOTE ** Pawling Corporation corner guards.
NOTE **
NOTE ** This section is based on Pro-Tek Corner Guards
manufactured by Pawling Corporation, Standard
Products Division, which is located at the
following address:
NOTE ** Borden Lane, P.O. Box 200
NOTE ** Wassaic NY 12592
NOTE ** Tel: (800) 431-3456 (U.S. and Canada)
NOTE ** Tel: (914) 373-9300
NOTE ** Fax: (800) 451-2200 (U.S. and Canada)
NOTE ** Fax: (914) 373-8712
NOTE ** E-mail address: sales@pawling.com
NOTE **
NOTE ** Pawling manufactures a versatile range of corner
guard models with design options to reconcile
virtually any demand for style, structural
performance and compliance regulations. Surface
mounted corner guards provide truly cost-effective
protection in existing high traffic areas and are
easily installed. Flush mounted high impact corner
guards are designed for installation during
construction, to achieve a trim and modern look.
NOTE **
NOTE ** SECTION 10263 - CORNER GUARDS, Copyright 1997, The
Architect's Catalog, Inc.
PART 1 GENERAL
1.1 SECTION INCLUDES
NOTE ** Delete items below not required for project.
A. Surface-mounted corner guards.
B. Flush mounted corner guards.
C. Fire-rated flush mounted corner guards.
D. Mounting hardware, accessories, and trim.
1.2 RELATED SECTIONS
NOTE ** Delete any sections below not relevant to this
project; add others as required.
A. Section 09210 - Gypsum Plaster.
B. Section 09260 - Gypsum Board Assemblies.
C. Section 10262 - Wall Guards.
D. Section 10264 - High Impact Wall Covering.
1.3 REFERENCES
NOTE ** Delete references from the list below that are not
actually required by the text of the edited
section.
A. ANSI/CABO A117.1 - American National Standard for
Buildings and Facilities - Providing Accessible and
usable Buildings and Facilities.
B. ASTM A 176 - Standard Specification for Stainless and
Heat-Resisting Chromium Steel Plate, Sheet, and Strip.
C. ASTM B 221 - Standard Specification for Aluminum and
Aluminum-Alloy Extruded Bars, Rods, Wire, Shapes, and
Tubes.
D. ASTM D 256 - Standard Test Methods for Determining the
Pendulum Impact Resistance of Notched Specimens of
Plastics.
E. ASTM D 543 - Standard Test Methods for Resistance of
Plastics to Chemical Reagents.
F. ASTM D 635 - Standard Test Method for Rate of Burning
and/or Extent and Time of Burning of Self-Supporting
Plastics in a Horizontal Position.
G. ASTM D 638 - Standard Test Method for Tensile Properties
of Plastics.
H. ASTM D 648 - Standard Test Method for Deflection
Temperature of Plastics Under Flexural Load.
I. ASTM D 785 - Standard Test Method for Rockwell Hardness
of Plastics and Electrical Insulating Materials.
J. ASTM D 790 - Standard Test Methods for Flexural
Properties of Unreinforced and Reinforced Plastics and
Electrical Insulating Materials.
K. ASTM D 792 - Standard Test Methods for Density and
Specific Gravity (Relative Density) of Plastics by
Displacement.
L. ASTM D 1784 - Standard Specification for Rigid Poly(Vinyl
Chloride) (PVC) Compounds and Chlorinated Poly(Vinyl
Chloride) (CPVC) Compounds.
M. ASTM D 1822 - Standard Test Method for Tensile-Impact
Energy to Break Plastics and Electrical Insulating
Materials.
N. ASTM D 2240 - Standard Test Method for Rubber Property--
Durometer Hardness.
O. ASTM E 84 - Standard Test Method for Surface Burning
Characteristics of Building Materials.
P. ASTM E 119 - Standard Test Methods for Fire Tests of
Building Construction and Materials.
Q. CAN/ULC S102.2 - Standard Method of Test for Surface
Burning Characteristics of Building Materials.
R. SAE J-1545 - Recommended Practice; Society of Automotive
Engineers.
S. UL 94 - Tests for Flammability of Plastic Materials for
Parts in Devices and Appliances.
1.4 SUBMITTALS
A. Submit under provisions of Section 01300.
B. Product Data: Manufacturer's complete and current
product data for each product required, including
complete installation requirements.
C. Shop Drawings: Show locations of each item and
installation details. Provide elevations of non-standard
conditions.
D. Selection Samples: Color charts consisting of actual
product pieces, demonstrating full range of available
colors, for initial color selection.
E. Verification Samples: 12 inch long assemblies, including
one end cap, in color specified.
1.5 QUALITY ASSURANCE
A. Provide test reports showing compliance with the
performance specified for:
1. Fire-related properties.
2. Accessibility and safety properties.
3. Impact strength.
NOTE ** Delete paragraph below if no fire-rated flush
mounted corner guards are required.
B. Fire Resistance: Where fire ratings are specified for
flush mounted corner guards, provide assemblies that have
been tested and rated in accordance with ASTM E 119.
C. Corner Guards - Performance Requirements: Pull out
capacity complying with State of California requirements,
as administered by the Office of Statewide Health
Planning and Development (OSHPD), and ANSI A117.1
requirements.
PART 2 PRODUCTS
2.1 MANUFACTURERS
A. Provide Pro-Tek Corner Guards as manufactured by Pawling
Corporation, Standard Products Division; Borden Lane,
P.O. Box 200; Wassaic NY 12592; ASD. Tel. (800) 431-3456
(U.S. and Canada) or (914) 373-9300, Fax. (800) 451-2200
(U.S. and Canada) or (914) 373-8712, E-mail address
sales@pawling.com
B. Substitutions: Not permitted.
2.2 MATERIALS
A. Vinyl: Provide corner guard covers extruded or molded of
fire retardant, high impact polyvinyl chloride (PVC) with
tributyl tin stabilizer as an antimicrobial agent, and an
embossed matte finish.
1. Minimum thickness: 0.080 inch.
2. Vinyl Properties:
a. Vinyl cell classification in accordance with ASTM
D 1784: 16354.
b. Specific gravity, tested in accordance with ASTM
D 792: 1.33, minimum.
c. Tensile strength at yield, tested in accordance
with ASTM D 638: 6500 psi, minimum.
d. Modulus of elasticity, tested in accordance with
ASTM D 638: 400,000 psi.
e. Tensile impact energy, tested in accordance with
ASTM D 1822: 75 ft lb/sq inch.
f. Flexural strength, tested in accordance with ASTM
D 790: 12,500 psi.
g. Modulus of rupture, tested in accordance with
ASTM D 790: 400,000 psi.
h. Izod impact strength, tested in accordance with
ASTM D 256: 23.0 ft lb/inch of notch, minimum,
1/8 inch notch.
i. Izod impact strength, tested in accordance with
ASTM D 256: 15.0 ft lb/inch of notch, minimum,
1/4 inch notch.
j. Hardness, Shore D, tested in accordance with ASTM
D 2240: 79, minimum.
k. Hardness, Rockwell, tested in accordance with
ASTM D 785: 108, minimum.
l. Deflection temperature at 264 psi, tested in
accordance with ASTM D 648: 162 degrees F (72
degrees C).
m. Flammability, tested in accordance with ASTM D
635: Self-extinguishing.
n. Flammability, tested in accordance with UL 94: V-
O.
3. Extruded Vinyl Component Properties:
a. Surface burning characteristics, tested in
accordance with ASTM E 84: Flame spread 5, smoke
developed 180; maximum.
b. Surface burning characteristics, tested in
accordance with CAN/ULC S102.2: Flame spread 10,
smoke developed 250-330; maximum.
c. Izod impact strength, tested in accordance with
ASTM D 256: 25.3 ft lb/inch of notch, average.
d. Charpy impact strength, tested in accordance with
ASTM D 256: 26 ft lb/inch of notch, average.
e. Chemical and stain resistance, tested in
accordance with ASTM D 543, 7 day immersion in
standard reagents: Results available upon
request.
f. Color match when tested in accordance with SAE J-
1545: Accurate to within 1.0 or less Delta E by
CIE LAB 10 degree standard observer color
difference and equation.
g. Combustion toxicity: Registered in accordance
with New York State Uniform Fire Prevention and
Building Code.
B. Acrylic Vinyl: Provide specialty surface mounted corner
guards of embossed acrylic vinyl.
C. Aluminum for Corner Guard Retainers: Alloy 6063-T5, in
accordance with ASTM B 221 or FS QQ-A-200; anodized
finish complying with AAMA 611, Class II minimum.
D. Stainless Steel: ASTM A 176, Type 430, 16 gage, satin
finish.
2.3 SURFACE MOUNTED RIGID VINYL CORNER GUARDS
NOTE ** Delete corner guard styles not required for
project, or delete this entire article if no
surface mounted corner guards of rigid vinyl are
required. If more than one type is required,
either schedule on drawings or add statements to
specifications, describing locations for each
corner guard style.
A. CG-10: 3-inch wide, 0.100-inch thick rigid vinyl cover
over continuous 0.063-inch aluminum retainer.
1. Provide TC-10 closure caps for corner guards that do
not extend to ceiling.
B. CG-20: 2-inch wide, 0.085-inch thick rigid vinyl cover
over continuous 0.063-inch aluminum retainer.
1. Provide TC-20 closure caps for corner guards that do
not extend to ceiling.
C. CG-30: 3-inch wide, 0.093-inch thick, bull-nosed 1-1/4
inch radius, rigid vinyl cover over continuous 0.063-inch
aluminum retainer.
1. Provide TC-30 closure caps for corner guards that do
not extend to ceiling.
D. CG-135: 3-inch wide, 0.093-inch thick, 135 degree
corner, rigid vinyl cover over continuous 0.063-inch
aluminum retainer.
1. Provide TC-135 closure caps for corner guards that do
not extend to ceiling.
E. CG-11: Pair of CG-20 corner guards with variable width
vinyl filler strip for end wall protection.
1. Filler strip color: Match corner guards.
2. Filler strip color: Contrasting color: __________.
3. Provide pair of TC-20 closure caps for corner guards
that do not extend to ceiling.
2.4 SPECIALTY SURFACE MOUNTED CORNER GUARDS
NOTE ** Delete corner guard styles not required for
project, or delete this entire article if no
specialty surface mounted corner guards are
required. If more than one type is required,
either schedule on drawings or add statements to
specifications, describing locations for each
corner guard style.
A. CG-34: 3/4-inch wide, 0.080-inch thick, embossed acrylic
vinyl for installation by adhesive, double faced tape, or
screws.
B. CG-12: 1-1/2-inch wide, 0.080-inch thick, embossed
acrylic vinyl for installation by adhesive, double faced
tape, or screws.
C. CG-13: 3-inch wide, 0.093-inch thick, embossed acrylic
vinyl for installation by adhesive, double faced tape, or
screws.
D. CG-14: 4-inch wide, 0.093-inch thick, embossed acrylic
vinyl for installation by adhesive, double faced tape, or
screws.
E. CG-16: 3/4 inch wide, 0.040-inch thick, clear "Lexan"
for brad installation.
F. CG-17: 1-1/8 inch wide, 3/32-inch thick, clear "Lexan"
for screw installation.
G. CG-18: 2-1/2-inch wide, 1/8-inch thick, clear "Lexan"
for screw installation.
H. CG-24: 2-inch wide, 1/16-inch thick, clear "Lexan" for
screw installation.
I. CG-25: 3-inch wide, 1/8-inch thick, clear "Lexan" for
screw installation.
J. CG-50: 3-1/2-inch wide, 16 gage stainless steel, 90
degree corner with 1/8-inch radius, for adhesive
installation.
K. CG-55: 3-1/2-inch wide, 16 gage stainless steel, 90
degree corner with 3/4-inch radius, for adhesive
installation.
L. CG-60: 3-1/2-inch wide, 16 gage stainless steel, 135
degree corner with 1/8-inch radius, for adhesive
installation.
M. CG-55: 3-1/2-inch wide, 16 gage stainless steel, 135
degree corner with 3/4-inch radius, for adhesive
installation.
N. CG-400: 1-inch wide, mill finish aluminum alloy, 90
degree corner, for adhesive application.
O. CG-401: 2-inch wide, mill finish aluminum alloy, 90
degree corner, for adhesive application.
P. CG-402: 3-inch wide, mill finish aluminum alloy, 90
degree corner, for adhesive application.
Q. CG-403: 1-inch wide, mill finish aluminum alloy, 135
degree corner, for adhesive application.
R. CG-404: 2-inch wide, mill finish aluminum alloy, 135
degree corner, for adhesive application.
S. CG-405: 3-inch wide, mill finish aluminum alloy, 135
degree corner, for adhesive application.
2.5 FLUSH MOUNTED RIGID VINYL CORNER GUARDS
NOTE ** Delete corner guard styles not required for
project, or delete this entire article if no flush
mounted corner guards are required. If more than
one type is required, either schedule on drawings
or add statements to specifications, describing
locations for each corner guard style.
A. CG-7: 3-inch wide, 0.100-inch thick, 90 degree rigid
vinyl cover over continuous 0.070-inch aluminum retainer.
1. Provide CBI-7 aluminum extrusion insert for cove base
support.
2. Provide 1 hour fire rating.
3. Provide 2 hour fire rating.
B. CG-72: 2-inch wide, 0.085-inch thick, 90 degree rigid
vinyl cover over continuous 0.070-inch aluminum retainer.
1. Provide CBI-72 aluminum extrusion insert for cove
base support.
2. Provide 1 hour fire rating.
3. Provide 2 hour fire rating.
C. CG-32: 3-inch wide, 0.100-inch thick, 1-1/4-inch
radiused 90 degree rigid vinyl cover over continuous
0.070-inch aluminum retainer.
1. Provide CBI-32 aluminum extrusion insert for cove
base support.
2. Provide 1 hour fire rating.
3. Provide 2 hour fire rating.
D. CG-888: 0.093-inch thick, double 90 degree rigid vinyl
cover with rubber bumper strips, for end wall protection;
continuous 0.080-inch aluminum retainer.
1. Width: As indicated on drawings.
2. Width: _____________.
3. Provide CBI-888 aluminum extrusion insert for cove
base support.
4. Provide 1 hour fire rating.
5. Provide 2 hour fire rating.
E. CG-8: Pair of 0.093-inch thick, 90 degree rigid vinyl
cover corner guards with filler strip of wall covering
material, for end wall protection; continuous 0.076-inch
aluminum retainer.
1. Filler strip width: As indicated on drawings.
2. Filler strip width: _____________.
3. Provide pair of CBI-72 aluminum extrusion inserts for
cove base support.
4. Provide 1 hour fire rating.
5. Provide 2 hour fire rating.
F. CG-75: 3-inch wide, 0.093-inch thick, 135 degree rigid
vinyl cover over continuous 0.076-inch aluminum retainer.
1. Provide CBI-75 aluminum extrusion insert for cove
base support.
2. Provide 1 hour fire rating.
3. Provide 2 hour fire rating.
2.6 FINISHES
NOTE ** Delete this entire article if no vinyl corner
guards are required. Edit to reflect project
requirements if retained.
A. Colors: Provide corner guards in colors as follows:
1. As selected from manufacturer's standard palette of
colors.
2. As scheduled on the drawings.
3. ________________.
2.7 ACCESSORIES
A. Provide appropriate fasteners and accessories as required
to properly complete corner guard installation.
PART 3 EXECUTION
3.1 EXAMINATION
A. Verify that walls are in proper condition to receive
installation of corner guards.
1. Flush mounted corner guards must be coordinated with
installation of gypsum wallboard.
2. Surface mounted corner guards must be installed after
wall finishes have been completed.
3.2 INSTALLATION
A. Install corner guards in full compliance with
manufacturer's installation instructions.
B. Surface Mounted Rigid Vinyl Corner Guards:
1. Fasten retainers to corners, resting directly on
floor.
2. Mount caps so they overlap retainers.
3. Snap covers into place.
C. Surface mounted Specialty Corner Guards: Fasten directly
to finished wall surfaces using fasteners or adhesive as
recommended by manufacturer.
D. Flush Mounted Rigid Vinyl Corner Guards:
1. Fasten retainers to studs before final layer of
gypsum wallboard is installed.
2. Install aluminum inserts for cove base.
3. Snap covers into place.
3.3 ADJUSTING AND CLEANING
A. Verify that corner guards are plumb and rigidly secured
to substrate; make any adjustments required.
B. Clean corner guards and immediate areas of installation,
using materials and methods recommended by manufacturer.
Remove from project site packaging and debris caused by
installation.
END OF SECTION