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- SECTION 09520
-
- METAL PANEL CEILINGS
- NOTE ** Metalwerks Concept 2000 metal panel ceilings.
- NOTE **
- NOTE ** This section is based on products manufactured by
- Metalwerks Division, Metal Sales and Service, Inc.,
- which is located at the following address:
- NOTE ** P.O. Box 637
- NOTE ** Kennett Square, PA 19348
- NOTE ** Tel: (800) 321-7816
- NOTE **
- NOTE ** Metalwerks offers a complete line of ornamental
- metal assemblies, including metal panel ceilings,
- architectural metal wall cladding, ornamental sheet
- metal enclosures, and ornamental metal cladding
- assemblies.
- NOTE **
- NOTE ** SECTION 09520 - METAL PANEL CEILINGS, Copyright
- 1997, The Architect's Catalog, Inc.
-
-
- PART 1 GENERAL
-
- 1.1 SECTION INCLUDES
- NOTE ** Delete items below not required for project.
-
- A. Suspended Snap-In Metal Panel Ceiling System.
-
- B. Suspended Lay-In Metal Panel Ceiling System.
-
- C. Positive-Fastened Metal Panel Ceiling System.
-
- D. Suspension Systems and Trim.
-
- 1.2 RELATED SECTIONS
- NOTE ** Delete any sections below not relevant to this
- project; add others as required.
-
- A. Section 09260 - Gypsum Board Assemblies.
-
- B. Section 09511 - Suspended Acoustical Ceilings.
-
- C. Section 14201 - Passenger Elevators.
-
- D. Section 15840 - Air Terminal Units.
-
- E. Section 16510 - Interior Luminaires.
-
- 1.3 REFERENCES
- NOTE ** Delete references from the list below that are not
- actually required by the text of the edited
- section.
-
- A. AA DAF-45 - Designation System for Aluminum Finishes;
- Aluminum Association (AA).
-
- B. AAMA 605.2 - Specification for High Performance Organic
- Coatings on Architectural Extrusions and Panels.
-
- C. AAMA 606.1 - Voluntary Guide Specification and Inspection
- Methods for Integral Color Anodic Finishes for
- Architectural Aluminum.
-
- D. AAMA 607.1 - Voluntary Guide Specification and Inspection
- Methods for Clear Anodic Finishes for Architectural
- Aluminum.
-
- E. AAMA 608.1 - Voluntary Guide Specification and Inspection
- Methods for Electrolytically-Deposited Color Anodic
- Finishes for Architectural Aluminum.
-
- F. ASTM B 209 - Standard Specification for Aluminum and
- Aluminum-Alloy Sheet and Plate.
-
- G. ASTM B 209M - Standard Specification for Aluminum and
- Aluminum-Alloy Sheet and Plate (Metric).
-
- H. ASTM D 1730 - Standard Practices for Preparation of
- Aluminum and Aluminum-Alloy Surfaces for Painting.
-
- I. DIN 50939 - Protection Against Corrosion; Chromating of
- Aluminum, Directives, Symbols, and Methods of Test;
- Deutsches Institut fur Normung.
-
- 1.4 SUBMITTALS
-
- A. Submit under provisions of Section 01300.
-
- B. Product Data: Manufacturer's descriptive literature,
- specifications, installation instructions, and
- recommendatons, for each component and finish.
-
- C. Shop Drawings: Indicate the following:
- 1. Reflected ceiling plans; show locations of ceiling-
- mounted items, and points of suspension.
- 2. Field measurements of construction over which
- enclosures will be installed, with notation of
- dimensions which vary significantly from the Contract
- Documents.
- 3. Details of interface with dissimilar and restraining
- materials, project-specific conditions, ceiling-
- mounted items, perimeter conditions, moldings, and
- trim.
- 4. Scale: 1/4 inch to 1 foot (1:50).
- NOTE ** Delete the following paragraph if specifying custom
- materials or finishes, or if materials and finishes
- are specified in this section.
-
- D. Selection Samples: Two sets, representing manufacturer's
- full range of available materials and finishes.
-
- E. Verification Samples: Two samples of each type panel and
- related component which will be exposed in the finished
- Work, representing actual material and finish of products
- to be installed; minimum size for panels 24 inches (610
- mm) square, minimum size for linear components 24 inches
- (610 mm) long.
-
- F. Installer's qualifications.
-
- G. Manufacturer's printed installation instructions for
- metal panel ceiling components; include component storage
- requirements.
-
- H. Manufacturer's written instructions for maintenance of
- materials and finishes.
-
- 1.5 QUALITY ASSURANCE
- NOTE ** Delete the following if not required.
-
- A. Designer's Qualifications: Structural engineer licensed
- to practice in the State in which the project is located.
-
- B. Manufacturer Qualifications: Minimum five years
- documented experience producing metal panel ceilings
- similar to those specified in this section.
- 1. Maintaining an in-house quality assurance program
- that documents panel dimensions, corners, and
- alignment.
- 2. Having sufficient capacity to produce required units
- within project time requirements.
-
- C. Installer Qualifications: Minimum five years documented
- experience installing metal panel ceilings similar to
- those specified in this section, and approved by
- manufacturer.
- NOTE ** Delete the following paragraph if not required.
-
- D. Mock-Up: Construct mock-up using materials specified in
- this section.
- 1. Construct mock-up at locations indicated or directed,
- and as follows:
- a. Size: __ feet by __ feet (__ mm by __ mm).
- b. Include panels, reveals if any, indicated
- accessories, fasteners, and anchors.
- 2. Obtain Architect's acceptance of mock-up before
- beginning construction activities of this section;
- accepted mock-up will be standard by which completed
- construction activities of this section is judged.
- NOTE ** Retain one of the following two sub-paragraphs.
- 3. Mock-up may not remain as part of Work.
- 4. Accepted mock-up may remain as part of Work.
- NOTE ** Delete the following paragraph if not required.
-
- E. Pre-Installation Meeting: Convene at job site seven
- calendar days prior to scheduled beginning of
- construction activities of this section to review
- requirements of this section.
- 1. Require attendance by representatives of the
- following:
- a. Installer of this section.
- b. Other entities directly affecting, or affected
- by, construction activities of this section.
- 2. Notify Architect four calendar days in advance of
- scheduled meeting date.
-
- 1.6 DELIVERY, STORAGE, AND HANDLING
-
- A. Deliver, handle, and store components in manner to
- prevent bending, warping, twisting, and surface damage.
-
- B. Deliver and store components of this section in
- manufacturer's unopened packaging until installation.
-
- C. Store components off ground/floor on skids; protect
- against warpage, scratches, damage from moisture,
- exposure to direct sunlight, and other surface
- contamination until installation.
-
- 1.7 WARRANTY
-
- A. Manufacturer's Warranty: Metal ceiling panel
- manufacturer's five-year warranty against defects in
- product materials and fabrication.
-
-
- PART 2 PRODUCTS
-
- 2.1 MANUFACTURERS
-
- A. Acceptable Manufacturer: Metalwerks Division, Metal
- Sales and Service, Inc., P.O. Box 637, Kennett Square, PA
- 19348. ASD. Tel: (800) 321-7816.
- NOTE ** Delete one of the two following paragraphs;
- coordinate with Division 1 requirements.
-
- B. Requests for substitution will be considered in
- accordance with provisions of Section 01600.
-
- C. Substitutions: Not permitted.
-
- D. Supply all components specified in this section from the
- same manufacturer.
-
- 2.2 METAL PANEL CEILING
-
- A. Metal Panel Ceilings - Performance Requirements:
- 1. Deflection: Maximum 1/360 of clear span under
- imposed loads, including air terminal units,
- luminaires, and other indicated ceiling-mounted
- items.
- 2. Load design: Ensure ceiling-mounted items will not
- induce eccentric loads; where such items may induce
- rotation of ceiling system components, provide
- stabilizing reinforcement.
- 3. Include provisions for structural movement without
- adversely affecting metal panel ceiling system
- appearance or performance.
-
- B. Metal Panel Ceiling: Metalwerks Concept 2000 system;
- shop-fabricated and assembled from metal panels, complete
- with all connections, supports, and anchors, with
- dimensions based on actual field measurements and
- coordinated with adjacent work.
- NOTE ** Delete all but one of the following three
- paragraphs.
- 1. Type: SN2000 snap-in type panels, downward acting,
- removable at any point in the ceiling, with
- continuous bead four sides; in narrow-style tee-bar
- system of same material as panel material, profile to
- accommodate panel edges, and finish matching panel
- finish, unless otherwise indicated.
- 2. Type: SU2000 lay-in panel type, upward acting,
- removable at any point in the ceiling, with
- continuous flange four sides; in special "J"-channel
- shaped overlap suspension system of same material and
- finish as panel, unless otherwise indicated.
- 3. Type: SC2000 positive-fastening type removable
- panels, in suspension system as required by
- manufacturer; panels capable of being formed to
- radius.
- 4. Profiles: Indicated on drawings.
- NOTE ** Delete one of the following two paragraphs. Insert
- panel size dimensions if not shown on the drawings.
- 5. Panel size: Width __ inches (__ mm); length __
- inches (__ mm).
- 6. Panel size: As indicated on drawings.
- NOTE ** Delete the following two paragraphs unless the
- positive-fastened type (SC2000) system is used.
- Otherwise delete one of the following two
- paragraphs. Insert panel radius dimension if not
- shown on drawings.
- 7. Panel radius: __ inches (__ mm).
- 8. Panel radius: As indicated on drawings.
- 9. Exposed components: Fabricated from materials
- selected for surface flatness, smoothness, and
- freedom from surface blemishes.
-
- C. Panels: Stainless steel sheet.
- NOTE ** Delete all but one of the following seven
- paragraphs. The snap-in type (SN2000) is available
- in 16 to 20 gage. The lay-in type (SU2000) is
- available in 14 to 20 gage. The positive-fastened
- type (SC2000) is available in all thicknesses.
- 1. Sheet thickness: 20 gage (0.9 mm).
- 2. Sheet thickness: 18 gage (1.2 mm).
- 3. Sheet thickness: 16 gage (1.5 mm).
- 4. Sheet thickness: 14 gage (1.9 mm).
- 5. Sheet thickness: 13 gage (2.3 mm).
- 6. Sheet thickness: 12 gage (2.7 mm).
- 7. Sheet thickness: 11 gage (3.0 mm).
- NOTE ** Delete all but one of the following four
- paragraphs.
- 8. Finish: Number 4 brushed finish.
- 9. Finish: Number 6 finish.
- 10. Finish: Number 8 mirror finish.
- 11. Finish: Number 2B mechanical finish.
- NOTE ** Delete the following paragraph if no perforated
- panels.
- 12. Perforations: Match perforation size and pattern of
- approved sample.
-
- D. Panels: Aluminum sheet, with strength and durability not
- less than that for ASTM B 209/ASTM B 209M, alloy 5005,
- temper H15.
- NOTE ** Delete all but one of the following five
- paragraphs. The snap-in type (SN2000) is available
- only in 0.040 and 0.050 inch. The lay-in type
- (SU2000) is available only in 0.050 and 0.080 inch.
- The positive-fastened type (SC2000) is available
- only in 0.063 and 0.125 inch.
- 1. Sheet thickness: Minimum 0.040 inch (1.0 mm).
- 2. Sheet thickness: Minimum 0.050 inch (1.3 mm).
- 3. Sheet thickness: Minimum 0.063 inch (1.6 mm).
- 4. Sheet thickness: Minimum 0.080 inch (2.0 mm).
- 5. Sheet thickness: Minimum 0.125 inch (3.1 mm).
- NOTE ** Delete all but one of the following six paragraphs
- to specify metal finish.
- 6. Finish: Fluoropolymer coating.
- 7. Finish: Polyester powder coating.
- 8. Finish: Clear anodic finish, AA-M12C22A31,
- nonspecular as fabricated mechanical finish,
- chemically etched medium matte, with AAMA 607.1 Class
- II clear coating 0.010 mm or thicker.
- 9. Finish: Clear anodic finish, AA-M12C22A41,
- nonspecular as fabricated mechanical finish,
- chemically etched medium matte, with AAMA 607.1 Class
- I clear coating 0.018 mm or thicker.
- 10. Finish: Color anodic finish, AA-M12C22A32,
- nonspecular as fabricated mechanical finish,
- chemicallay etched, medium matte, with AAMA 606.1 or
- 608.1 Class II integrally colored or electolytically
- deposited color coating 0.010 mm or thicker.
- 11. Finish: Color anodic finish, AA-M12C22A34,
- nonspecular as fabricated mechanical finish,
- chemicallay etched, medium matte, with AAMA 606.1 or
- 608.1 Class I integrally colored or electolytically
- deposited color coating 0.018 mm or thicker.
- NOTE ** Delete all three of the following three paragraphs
- if clear anodizing is specified. Otherwise, delete
- all but one to specify color; coordinate selection
- method with requirements for Samples in SUBMITTALS
- Article of Part 1.
- 12. Color: _________________.
- 13. Color: Selected from full range of manufacturer's
- standard colors.
- 14. Color: Match Architect's sample.
- NOTE ** Delete the following paragraph if no perforated
- panels.
- 15. Perforations: Match perforation size and pattern of
- approved sample.
-
- 2.3 MATERIALS
-
- A. Fluoropolymer Coating Finish: Polyvinylidene fluoride
- three-coat coating system, applied by coater certified by
- coating manufacturer, conforming to AAMA 605.2, and as
- follows:
- 1. Pretreatment: Chemical etch with cleaner specified
- by coating manufacturer.
- 2. Primer: Acid-resistant primer coating specified by
- coating manufacturer; dry film thickness range 0.2 to
- 0.3 mils (0.005 to 0.007 mm).
- 3. Color Coat: Containing minimum 70 percent
- polyvinylidene resin by weight; Kynar 500(R) or Hylar
- 5000(R); dry film thickness of 0.8 to 1.2 mils (0.02
- to 0.03 mm).
- 4. Top Coat: Clear top coating containing minimum 70
- percent polyvinylidene resin by weight; minimum dry
- film thickness of 0.8 mils (0.02 mm).
-
- B. Polyester Powder Coating Finish: Manufacturer's standard
- electrostatically- or spray-applied polyester powder
- coating system as follows:
- 1. Multi-stage pretreatment process in accordance with
- ASTM D 1730, Type B, method 5 or 7, and DIN 50939.
- 2. Finish coat: One coat commercial-grade polyester
- powder coating.
- NOTE ** Delete the following paragraph if specifying single
- coat only.
- 3. Second finish coat: Additional coat commercial-grade
- polyester powder coating.
- 4. Total coating thickness: 2.5 to 3.5 mils (0.06 to
- 0.08 mm) dry film thickness on panel face; 3.5 to 5
- mils (0.08 to 0.12 mm) dry film thickness on panel
- edges and corners.
-
- C. Wall and Interface Moldings: Same material as panel
- material, profiles as indicated, and finish matching
- panel finish, unless otherwise indicated.
-
- D. Attachments and Secondary Suspension Accessories: As
- required to provide complete system; formed galvanized
- steel, extruded aluminum, or structural steel shapes.
- NOTE ** Delete the following paragraph if sound-absorbing
- pads are not required.
-
- E. Sound Absorbing Pads: Glass fiber, 1 inch (25 mm) thick,
- wrapped in PVC sheet, factory installed.
-
- 2.4 FABRICATION
-
- A. Fabricate components to profiles and sizes indicated on
- approved shop drawings.
-
- B. Apply protective masking to surfaces which will be
- exposed in finished work; ensure that masking materials,
- including adhesive, will not adversely affect appearance
- of components.
-
-
- PART 3 EXECUTION
-
- 3.1 EXAMINATION
-
- A. Review the shop drawings and verify field conditions:
- 1. Verify that dimensions of locations to receive metal
- panel ceilings are in accordance with approved shop
- drawings.
- 2. Verify that substrates to receive metal panel
- ceilings are prepared for installation of metal panel
- ceiling.
- 3. Verify that above-ceiling construction activities in
- locations to receive metal panel ceilings are
- complete.
-
- B. Do not permit construction activities of this section to
- begin in an area until above-ceiling construction
- activities in that area are completed.
-
- 3.2 INSTALLATION
-
- A. Install components of metal panel ceiling systems in
- accordance with approved shop drawings and manufacturer's
- instructions.
-
- B. Framing:
- 1. Install to achieve indicated ceiling height after
- above-ceiling construction activities are complete;
- coordinate location of hangers with construction
- activities of related sections.
- 2. Space hangers to achieve specified deflection limits;
- anchoring securely to substrates.
- 3. Laterally brace suspension system, if required.
- 4. Install main runners independent of walls, columns,
- and other above-ceiling items.
- 5. Space main runners maximum 48 inches (1220 mm) on
- center, and 6 inches (150 mm) from wall surfaces;
- butt splices and install lap strips as indicated.
- 6. Attach main runners to hangers to prevent turning or
- twisting, and to transmit full loads to hangers.
-
- C. Installation Tolerances: Variation from horizontal or
- indicated slope of 1/8 inch in 8 feet (3.9 mm in 3 m),
- maximum.
-
- D. Coordinate installation of fixtures and equipment to be
- installed in ceiling system.
-
- 3.3 CLEANING
-
- A. After removing factory-applied masking, clean exposed
- surfaces using materials and methods specified in
- manufacturer's instructions.
-
- 3.4 PROTECTION
-
- A. Protect installed components from damage to finish or
- function by subsequent construction activities; do not
- remove factory-applied masking from components until time
- of Substantial Completion.
-
- B. Repair damaged components and finishes, if any, in
- accordance with manufacturer's recommendations; replace
- components which cannot be repaired to Architect's
- acceptance.
-
- 3.5 OWNER-PERSONNEL INSTRUCTION
-
- A. Instruct Owner's personnel in the care and maintenance of
- ceiling system.
-
- END OF SECTION
-