SECTION 16512

LUMINOUS CEILINGS

PART 1	GENERAL

SECTION INCLUDES

Luminous ceilings.

RELATED SECTIONS

Section 09511 - Suspended Acoustic Ceilings.

Section [_____ - ____________________]:	[_________] ceilings.

Section 09900 - Painting.

Section 16510 - Interior Luminaires.

REFERENCES

ANSI/NFPA 70 - National Electrical Code.

SUBMITTALS

Submit under provisions of Section [01300.] [_____.]

Shop Drawings: Indicate layout of luminous elements, luminaires, and support locations, and details for ceiling suspension.

Product Data: Provide data for system components.

Samples:	Submit [two] [____] exposed ceiling support grid members, 12 inches (305 mm) in length, illustrating material and finish.

Samples:	Submit [two] [____] ceiling luminous elements, 12 x 12 inches (305 x 305 mm) in size, illustrating material, finish, and support details.

Manufacturer's Instructions:	Indicate application conditions and limitations of use stipulated by Product testing agency specified under Regulatory Requirements. Include instructions for storage, handling, protection, examination, preparation, and installation of Product.

REGULATORY REQUIREMENTS

Conform to requirements of ANSI/NFPA 70.

Furnish products listed and classified by [Underwriters Laboratories, Inc.] [testing firm acceptable to authority having jurisdiction] as suitable for purpose specified and shown.

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing Products specified in this Section with minimum [three] [_____] years [documented] experience.

MOCK-UP

Provide mockup of [each type of] luminous ceiling system, minimum size [_____] x [_____] feet ([____] x [_____] m), including at least one of each component, located where directed, under provisions of Section [01400.] [_____.]

Analyze mockup to determine illumination level and comfort achieved.

Approved mockup [may] [may not] remain as part of Work.

PRE-INSTALLATION CONFERENCE

Convene [one] [_____] week prior to commencing work of this Section, under provisions of Section [01039.] [_____.]

FIELD MEASUREMENTS

Verify that field measurements are as [indicated [on shop drawings]] [instructed by manufacturer].

COORDINATION

Coordinate under provisions of Section [01039.] [_____.]

Coordinate work with installation of mechanical work and general construction work in the vicinity.

EXTRA MATERIALS

Furnish under provisions of Section [01700.] [_____.]

Provide [two] [____] of each type and color of luminous element.

Provide [two] [____] standard lengths of each type and color of grid support.

PART 2	PRODUCTS

MANUFACTURERS

[________________________________] Model [_________].

[________________________________] Model [_________].

[________________________________] Model [_________].

Substitutions: Under provisions of Section [01600.] [_____.]

LUMINOUS CEILINGS

Description:	[Exposed] [Concealed] suspension luminous ceiling system.

Support Grid: [Steel, heavy duty, double wall, lock joint, with aluminum cap, [1] [__] inch ([25] [___] mm) wide.] [Extruded aluminum, heavy duty, lock joint, [1] [2] [__] inch ([25] [51] [__] mm) wide.] [____________________________.]

Grid Finish:	[White] [Black] [Gold] [Light bronze] [______] color, [painted] [anodized] finish.

Luminous Panels:	[[0.125] [0.2] [0.225] [___] inch ([3.2] [5.1] [5.7] [___] mm) thick, flat [acrylic] [vinyl] panel, [clear] [white] [silvertint] [_________] color, with [[square] [octagonal] [conical] prismatic] [smooth] [ribbed] [_______] finish.]

****** [OR] ******

Luminous Panels:	[[0.02] [____] inch ([0.5 mm] [____] mm) thick formed [vinyl] [acrylic] panel, pattern as shown on Drawings.]

****** [OR] ******

Luminous Panels:	[[1/2] [___] inch ([13] [___] mm) thick [acrylic plastic] [aluminum] eggcrate louver with [1/2] [___] inch ([13] [___] mm) [square] [round] [octagonal], [straight sided] [parabolic shaped] [______________] cells, [white] [silver] [gold] [_____] finish.]

****** [OR] ******

Luminous Elements:	[__________________________________.]

Perimeter Treatment:	[Transitional ceiling system provided under Section [09511.][______.] [Slip joint using L-shaped support member to match ceiling grid.] [_______________________________________.]

Accessories: [_______________________________________.]

LUMINAIRES AND ACCESSORIES

Description: Open commercial fluorescent lampholder.

Lamps: [One] [Two] each; [48] [__] inch ([1.3] [___] M), [40] [___] watt [warm white] [__________] lamp. Model [_______], manufactured by [__________________________.]

Ballast:	[120] [277] [____] volt; [high power factor electromagnetic] [_______________________] ballast.

Lamp Shields: Translucent acrylic panel; provide for each lampholder.

Mounting: [Surface.] [Pendant.]

PART 3 EXECUTION

EXAMINATION

Verify Work under provisions of Section [01039.] [______.]

Verify that mechanical work above luminous ceiling has been completed and does not interfere with ceiling installation or performance.

PREPARATION

Apply finish paint to surfaces and mechanical installations in cavity above luminous elements. Use [90] [___] percent reflectance white paint under the provisions of Section 09900.

INSTALLATION

Install in accordance with manufacturer's instructions.

Locate luminaires to achieve uniform illuminance of the ceiling luminous elements [or as indicated].

Provide common channel strut support system for luminaires and ceiling suspension system under the provisions of Section 16190.

CLEANING

Clean work under provisions of Section [01700.] [_____.]

Clean luminous ceiling elements in accordance with manufacturer's instructions.

END OF SECTION