home *** CD-ROM | disk | FTP | other *** search
- SECTION 09548
-
- WIDE PANEL METAL CEILING SYSTEMS
-
- NOTE ** Hunter Douglas Architectural Products, Inc., metal
- ceilings.
- NOTE **
- NOTE ** This section is based on the products of Hunter
- Douglas Architectural Products, Inc., which is
- located at:
- NOTE ** 5015 Oakbrook Parkway, Suite 100
- NOTE ** Norcross, GA 30093
- NOTE ** Tel: (800) 366-4327
- NOTE **
- NOTE ** SECTION 09548 - WIDE PANEL METAL CEILING SYSTEMS,
- Copyright 1998, The Architect's Catalog, Inc.
-
- PART 1 GENERAL
-
- 1.1 SECTION INCLUDES
-
- A. Wide panel metal ceiling systems consisting of:
- 1. Suspension carrier systems and accessories.
- NOTE ** Select from the subparagraphs below as applicable
- to the project.
- 2. Galvanized panels with beveled edges.
- 3. Aluminum panels with beveled edges.
- 4. Galvanized panels with recessed joints.
- 5. Aluminum panels with recessed joints.
-
- 1.2 RELATED SECTIONS
-
- A. Division 15 Sections: Mechanical air grilles, diffusers,
- and fire sprinklers.
-
- B. Division 16 Sections: Lighting fixtures.
-
- 1.3 REFERENCES
- NOTE ** Delete references below that are not actually
- required by the text of the edited section; add
- others as required.
-
- A. ASTM C 636 - Practice for Installation of Metal Ceiling
- Suspension Systems for Acoustical Tile and Lay-In Panel
- Ceilings.
-
- B. ___________________________________________.
-
- 1.4 SYSTEM DESCRIPTION
-
- A. Design Requirements: Prefinished metal panels,
- suspension carrier system, and accessories, including
- provisions for the incorporation of mechanical diffusers
- and lighting fixtures.
-
- B. System installations are for:
- NOTE ** Select from the subparagraphs below as applicable
- to the project.
- 1. Interior applications.
- 2. Exterior applications.
- 3. Interior and exterior applications.
- NOTE ** Retain or edit all, none, or portions of the
- following paragraph and subparagraphs as required
- for the project.
-
- C. Performance Requirements: Provide the following minimum
- requirements for the manufacturer's standard installed
- system:
- 1. Flame Spread: 0-25, per ASTM E 84.
- 2. Noise Reduction Coefficient (NRC): 0.70 minimum for
- perforated panels.
-
- 1.5 SUBMITTALS
-
- A. Submit under provisions of Section 01300.
-
- B. Product Data: Manufacturer's catalog data, detail
- sheets, specifications, and printed installation
- instructions.
-
- C. Shop Drawings: Prepared specifically for this project,
- showing:
- 1. Reflected ceiling plan(s), indicating metal ceiling
- layout, ceiling mounted items, and penetration
- locations.
- 2. Suspension carrier system and component layout.
- 3. Details of system assembly and connection to building
- components.
-
- D. Samples:
- 1. Specified Wide Metal Panels: Minimum of one actual
- size panel of each type and finish required by the
- project.
- 2. Color Samples: Manufacturer's standard colors
- (finishes) for Architect's selection.
- 3. Suspension Carrier System Components and
- Molding/Trim: Minimum 12 inch (305 mm) length of
- each type required.
-
- 1.6 QUALITY ASSURANCE
-
- A. Manufacturer Qualifications:
- 1. Metal Ceiling System Components: Minimum 3 years
- experience in actual production of specified
- products, with resources to provide consistent
- quality in appearance and physical properties without
- delaying the work.
- 2. Suspension Carrier System Components: Single
- manufacturer providing compatible components for a
- complete metal ceiling system installation.
-
- B. Installer Qualifications: Firm with installers having
- not less than 3 years successful experience on projects
- of similar size and requirements.
-
- C. Regulatory Requirements:
- NOTE ** Verify with applicable governing agencies as to
- specific standards of compliance and include or
- refer to below.
- 1. Fire Rating Performance Characteristics: Install
- system to provide a flame spread of 0-25, complying
- with certified testing to ASTM E 84.
- 2. Suspension System Installation Standard: ASTM C 636.
- 3. ___________________________________________.
- NOTE ** Retain paragraph below when a mock-up is
- appropriate or required for the project.
-
- D. Mock-Up: Before beginning installation, erect a mock-up
- section where directed, using all system components.
-
- E. Pre-Installation Conference: Before beginning
- installation, conduct a conference to review system
- requirements, shop drawings, and all coordination needs.
-
- 1.7 DELIVERY, STORAGE, AND HANDLING
-
- A. Deliver system components in manufacturer's original
- unopened packages, clearly labeled.
-
- B. Store components in fully enclosed dry space. Carefully
- place on skids and protect from damage due to moisture
- and other construction activities.
-
- C. Handle components to prevent damage to surfaces and
- edges, and to prevent distortion and other physical
- damage.
-
- 1.8 PROJECT/SITE CONDITIONS
-
- A. Begin system installations only after spaces are enclosed
- and weathertight, and after all wet work and overhead
- work have been completed.
-
- B. Before starting installations, allow materials to reach
- ambient room temperature and humidity intended to be
- maintained for occupancy.
- NOTE ** In the paragraph below, insert specific project
- conditions that will affect work of this section.
- If none, delete paragraph.
-
- C. Existing Conditions:
- 1. ______________________________________.
- 2. ______________________________________.
-
- 1.9 EXTRA MAINTENANCE MATERIALS
-
- A. Furnish matching replacement units in manufacturer's
- original packages, clearly labeled.
- NOTE ** Select from subparagraphs below as applicable to
- the project.
- 1. 1 percent of each type installed on the Project.
- 2. ____ percent of each type installed on the Project.
-
- B. Deliver extra materials and access tools to Owner's
- representative.
-
-
- PART 2 PRODUCTS
-
- 2.1 MANUFACTURERS
-
- A. Acceptable Manufacturer: Hunter Douglas Architectural
- Products, Inc., 5015 Oakbrook Parkway, Suite 100,
- Norcross, GA 30093; ASD. Tel: (800) 366-4327
-
- B. Requests for substitutions will be considered in
- accordance with provisions of Section 01600.
- NOTE ** Delete paragraph above or below; coordinate with
- Division 1 requirements.
-
- C. Substitutions: Not permitted.
-
- D. Provide all wide panel metal ceiling systems from a
- single manufacturer.
-
- 2.2 CEILING PANEL MATERIALS
- NOTE ** Select panel type(s) from two paragraphs below as
- applicable to the project.
- A. Wide Panel, Type 300C: Fabricated to provide a beveled
- edge joint between panels when installed with suspension
- system specified.
- NOTE ** Select material and face from the following
- subparagraphs; delete those not required for the
- project.
- 1. Material: Roll-formed aluminum, 0.028 inch (0.7 mm)
- thick, 11.811 inches (300 mm) wide.
- 2. Material: Galvanized steel, 0.024 inch (0.6 mm)
- thick, 11.811 inches (300 mm) wide.
- 3. Face: Perforated.
- a. Non-woven blanket.
- b. Acoustic blanket.
- c. Non-woven blanket and acoustic blanket.
- 4. Face: Solid, non-perforated.
-
- B. Wide Panel, Type 300A: Fabricated to provide a 0.39 inch
- (10 mm) wide by 1.25 inch (31 mm) deep recessed joint
- between panels when attached to carriers.
- NOTE ** Select material and face from the following
- subparagraphs; delete those not required for the
- project.
- 1. Material: Roll-formed aluminum, 0.028 inch (0.7 mm)
- thick, 11.417 inches (290 mm) wide.
- 2. Material: Galvanized steel, 0.024 inch (0.6 mm)
- thick, 11.417 inches (290 mm) wide.
- 3. Face: Perforated.
- a. Non-woven blanket.
- b. Acoustic blanket.
- c. Non-woven blanket and acoustic blanket.
- 4. Face: Solid, non-perforated.
- NOTE ** Insert length below from manufacturer's standard
- lengths of 3 feet 4 inches (1 m) minimum up to 19
- feet 8 inches (6 m) maximum.
-
- C. Panel Length: ___ feet ____ inches (_____ m).
- NOTE ** Select either non-perforated or perforated style
- below; for perforated, select perforation pattern
- as required for the project.
-
- D. Panel Style: Non-perforated.
-
- E. Panel Style: Perforated.
- 1. Pattern: 0.06 inch (1.5 mm) diameter by 0.12 (3 mm)
- staggered centers (23 percent open area).
- 2. Pattern: 0.08 inch (2.0 mm) diameter by 0.20 (5 mm)
- staggered centers (15 percent open area).
-
- F. Panel Finish:
- NOTE ** Select one or more finishes as required for the
- project from the following subparagraphs.
- 1. Interior: Tone White.
- 2. Interior: Gloss White.
- 3. Interior: Polar White.
- 4. Interior: Cotton White.
- 5. Interior: Ivory.
- 6. Interior: Elephant Gray.
- 7. Interior: Bright Silver.
- 8. Interior: Natural.
- 9. Exterior Non-Perforated: Lighthouse White.
- 10. Exterior Non-Perforated: Pure White.
- 11. Exterior Non-Perforated: Natural.
-
- 2.3 SUSPENSION SYSTEM MATERIALS
- NOTE ** Select appropriate suspension system from the four
- paragraphs below. Only the suspension system in
- the first paragraph is acceptable for Type 300A
- panels; 300C panels may utilize any of the four.
-
- A. Concealed Carrier Suspension System: Formed, inverted V-
- shaped 2.45 inches (62 mm) high carrier sections; pre-
- punch carrier sections that are to receive ceiling
- panels, with prongs for snap attachment and support of
- panel side edges.
- NOTE ** Select material(s) from the following two
- subparagraphs. Only aluminum carrier system in the
- subparagraph below is approved for exterior
- installations.
- 1. Material: 0.040 inch (0.95 mm) thick roll-formed
- aluminum.
- 2. Material: 0.040 inch (0.95 mm) thick galvanized
- steel.
- 3. Provide manufacturer's standard metal carrier
- suspension system components, including splices,
- connector wire clips, hanger rods and adjustment
- springs, PVC closing pieces, and trim for panel end
- attachment to wall.
-
- B. Exposed Lay-On Suspension System: Formed exposed,
- inverted T-shaped galvanized steel sections with flanges
- to receive and support ends of ceiling panels.
- 1. Provide manufacturer's standard metal inverted T-bar
- suspension system components, including splices,
- connectors, hanger wire, or hanger rods and
- adjustment springs, and edge trim.
-
- C. Concealed Clip-In Suspension System: 1-1/2 inch (38 mm)
- deep, 16 gage (1.5 mm) galvanized steel "C" channel
- primary runners with manufacturer's cross connector
- clamps, to which are attached secondary inverted V-shaped
- formed clip-in style galvanized steel runners 1-1/2 inch
- (38 mm) high, 0.024 inch (0.6 mm) thick to receive the
- ceiling panels.
- 1. Provide manufacturer's standard metal clip-in
- suspension system components, including runner and
- rail splices and connectors, wall and ceiling
- brackets, locking clips, hanger rods and adjustment
- springs, and edge trim.
-
- D. Exposed C-Grid Suspension System: Formed L-shaped
- crossbrace members and flat laid, exposed C-shaped
- galvanized steel runner sections, 0.049 inch (1.25 mm)
- thick, 3.937 inches (100 mm) wide, 1.181 inches (30 mm)
- high, to receive lay-on ceiling panels.
- NOTE ** Select grid shape from the following two
- subparagraphs.
- 1. Grid Shape: Parallel.
- 2. Grid Shape: Square.
- 3. Provide manufacturer's standard metal C-grid
- suspension system components, including grid splices,
- suspension hanger members, grid suspension shoes and
- hanger lug sections, wall support brackets, locking
- clips, and C-grid cross connectors.
- NOTE ** Retain the following paragraph if required. Verify
- and insert proper sizes required to comply with
- governing codes, as designed by a registered
- structural engineer.
-
- E. Seismic Struts: _________________________________.
-
- 2.4 ACCESSORY MATERIALS
- NOTE ** Select edge trim from the following two paragraphs.
-
- A. Edge Trim: Manufacturer's standard aluminum edge trim
- moldings.
- NOTE ** Select profile from the following two
- subparagraphs.
- 1. L-shaped profile.
- 2. Reveal shaped profile.
-
- B. Edge Trim: Manufacturer's standard steel edge trim
- moldings.
- NOTE ** Select profile from the following two
- subparagraphs.
- 1. L-shaped profile.
- 2. Reveal shaped profile.
-
- C. Acoustical Material: Black finish, no surface printing.
- NOTE ** Retain one or both of the following two
- subparagraphs as required for the project.
- 1. Blankets: Minimum 1 inch (25 mm) thick, 1-1/2 pcf
- (24.03 kg per cubic m) fiberglass batts.
- 2. Non-Woven Acoustic Tissue: 0.008 inch (0.2 mm)
- thick.
- NOTE ** Delete the following subparagraph if perforated
- panels are not specified.
- 3. NRC Rating: Not less than 0.70 for in-place material
- over perforated metal ceiling panels.
-
- D. Air Distribution Devices: Independently suspended,
- relocatable, adjustable from below finished ceiling,
- capable of being fully integrated with ceiling system.
-
- E. Lighting Fixtures: Capable of being fully integrated
- with ceiling system and requiring no interruption of
- ceiling components, independently suspended and as
- selected to conform to lighting criteria specified in
- Division 16.
-
-
- PART 3 EXECUTION
-
- 3.1 EXAMINATION
-
- A. Examine areas receiving wide panel metal ceiling system
- for conditions that might adversely affect the
- installation.
-
- B. Verify that all work above ceiling system has been
- satisfactorily completed prior to start of ceiling
- installations.
-
- C. Do not start ceiling installations until all
- unsatisfactory conditions affecting ceiling systems have
- been corrected.
-
- 3.2 PREPARATION
-
- A. Provide layouts for inserts, clips, and other support
- items required to be installed by other trades. Furnish
- inserts, clips, and related items to other trades in a
- timely manner to preclude construction delays.
-
- B. Coordinate with other trades for proper installation of
- inserts and related items.
-
- C. Verify ceiling layouts by actual field measurements.
- 1. Establish ceiling layout to balance borders and
- minimize out-of-square conditions. Coordinate all
- work that penetrates ceiling panels.
-
- 3.3 INSTALLATION
-
- A. Install wide panel metal ceiling system in accordance
- with manufacturer's printed installation instructions,
- submittals, applicable industry standards, and governing
- regulatory requirements for the work.
-
- B. Suspension System:
- 1. Comply with requirements of ASTM C 636.
- 2. Support hangers securely from building structure
- using hanger rods or wires directly attached to
- structure, or to inserts or other devices with eye-
- screws, by looping and wire-tying.
- NOTE ** Retain paragraph below if seismic/uplift struts are
- required.
-
- C. Install seismic struts at exterior locations, spacings to
- comply with structural requirements of governing codes.
- NOTE ** Retain paragraph below if required for the project.
-
- D. Install acoustical material above ceiling panels to
- comply with manufacturer's instructions.
-
- E. Install ceiling panels and trim pieces with neat, tight
- joints and to comply with approved details.
- 1. Cut panels as necessary to fit at borders and other
- penetrations; install panel splices to comply with
- manufacturer's instructions.
- 2. Install end trim and edge molding trim at perimeter
- of wide panel metal ceiling system and at other
- locations where required to conceal edges of ceiling.
-
- F. Install air distribution devices and lighting fixtures at
- indicated locations.
- 1. Support devices and fixtures from building structure
- above, independent from ceiling suspension system.
-
- 3.4 ADJUSTING AND CLEANING
-
- A. Adjust components to provide uniform tolerances.
-
- B. Replace all ceiling panels that are scratched, dented, or
- otherwise damaged.
-
- C. Clean exposed surfaces with non-solvent, non-abrasive
- commercial type cleaner.
-
-
- END OF SECTION
-