SECTION 10105

VISUAL DISPLAY BOARDS

PART 1 GENERAL

SECTION INCLUDES

[Surfaced metal] [Slate] [Hardboard] chalkboards.

Surfaced metal markerboards.

Tackboards.

[Trim,] [Chalkrail,] [and] accessories.

PRODUCTS FURNISHED BUT NOT INSTALLED UNDER THIS SECTION

Section [______-____________]: Placement of concealed supports in wall construction.

RELATED SECTIONS

Section [______-____________]:	Substrate construction.

Section 06114 - Wood Blocking and Curbing:	Wood grounds.

Section [06200 - Finish Carpentry] [______-____________]: Wood frame [and chalkrails].

Section 09900 - Painting: Finish to wood frame [and chalkrail].

REFERENCES

AHA A135.4 - Basic Hardboard.

ASTM A424 - Steel Sheets for Porcelain Enameling.

ASTM A526 - Steel Sheet, Zinc-Coated (Galvanized) by the Hot-Dip Process, Commercial Quality.

ASTM B209 - Aluminum-Alloy Sheet and Plate.

ASTM B221 - Aluminum-Alloy Extruded Bars, Rods, Wire, Shapes, and Tubes.

ASTM C36 - Gypsum Wallboard.

ASTM C208 - Insulation Board (Cellulose Fiber) Structural and Decorative.

ASTM C543 - Slate Blackboards.

ASTM E84 - Test Method for Surface Burning Characteristics of Building Materials.

FS CCC-W-408 - Wall Covering, Vinyl-Coated.

FS L-P-1040 - Plastic Sheets and Strips, Polyvinyl Floride.

HPMA HP - Hardwood and Decorative Plywood.

NPA A208.1 - Mat Formed Wood Particleboard.

PEI (Porcelain Enamel Institute) - Performance Specifications for Porcelain Enamel Chalkboards.

PS 1 - Construction and Industrial Plywood.

SUBMITTALS

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

Shop Drawings: Indicate wall elevations, dimensions, joint locations, [special anchor details].

Product Data: Provide data on [chalkboards,] [markerboards,] [tackboards,] [tackboard surface covering,] [and] [trim and accessories.]

Samples:	Submit [two] [_______] samples [____x____] inch ([____x____] mm) in size illustrating materials and finish, color and texture of [chalkboard,] [markerboard,] [chalkboard and trim,] [tackboard,] [and] [tackboard surfacing].

OPERATION AND MAINTENANCE DATA

Submit under provisions of Section [01700.] [________.]

Maintenance Data: Include data on regular cleaning, stain removal, and [________].

Break-in slate chalkboards with a chalk and clean treatment.

REGULATORY REQUIREMENTS

Conform to [applicable] [___________] code for flame/smoke rating of [____/____] for vinyl fabric covered tackboards in accordance with ASTM E84.

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing the Products specified in this section with minimum [three]

[_______] years [documented] experience.

FIELD MEASUREMENTS

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

WARRANTY

Provide [five] [____] year warranty under provisions of Section [01700.] [________.]

Warranty: Include coverage of [chalkboard] [and] [markerboard] surface from [discoloration due to cleaning,] [crazing or cracking,] [staining,] [________].

PART 2 PRODUCTS

MANUFACTURERS

[__________________________________] Product [_________].

[__________________________________] Product [_________].

[__________________________________] Product [_________].

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

[CHALKBOARD] [AND] [MARKERBOARD] MATERIAL

Sheet Steel:	[ASTM A526, galvanized to [G90] [____] designation.] [ASTM A424, Type I, commercial quality.]

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

Aluminum Sheet: ASTM B209 [6063] [____] alloy, [T52] [____] temper.

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

Slate: ASTM C543, [dark grey] [black] color, [____] inch ([____] mm) thick [, quarried by [________]].

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

Hardboard: [AHA A135.4,] Tempered type, pretreat surface for chalkboard paint.

TACKBOARD SURFACING MATERIAL

Cork: Fine grain natural cork, homogeneous composition.

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

Composition Cork: Formulation of cork granules, oils, pigments, and urea formaldehyde plastic, [________] color [as selected].

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

Fiber Board: ASTM C208, cellulosic, dry type.

Tackboard Covering: Vinyl [coated fabric] roll stock, conforming to the following:

Total Thickness	[____] mil ([____] mm)

Total Weight	[____] oz/sq yd ([____] gm/sq m)

Vinyl Finish Weight [____] oz/sq yd ([____] gm/sq m)

Roll Width	[____] inches ([____] mm)

Color	[________]

Pattern	[________]

Surface Texture	[________]

[Overcoating	Stain resistant Polyvinyl floride, 0.0005 inch (0.01 mm) thick.]

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

Tackboard Covering: FS CCC-W-408; Type [I - light] [II -medium] [III - heavy]; Class [1 - regular] [2 - mildew resistant]; [________] color [as selected]; [clear top overcoat of polyvinyl floride in accordance with FS L-P-1040 Type 1, Grade B, Class 2, 0.0005 inch (0.01 mm) thick].

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

Tackboard Covering: Tight woven burlap flame retardant treated; flame and smoke rating of [____ /____] in accordance with ASTM E84.

CORE AND FRAME MATERIALS

Plywood:	[APA Structural I, Grade [C-D] [____]] [HPMA HP], [fir] [birch] [________] species.

Hardboard: AHA A135.4, tempered, [smooth] [dimpled] [________] face.

Particle Board: NPA A208.1, wood [chips,] [shavings,] [flakes,] set with waterproof resin binder, sanded faces.

Gypsum Board: ASTM C36, paper[/paper] [/foil] faced, [plain] [moisture resistant] type.

Foil Backing: Aluminum foil sheet, [____] mil ([____] mm) thick.

Frame [and Chalkrail]:	Aluminum extrusions, ASTM B221, [6061] [____] alloy, [____] temper.

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

Frame [and Chalkrail]: Wood, specified in Section [06200.] [________.]

ACCESSORIES

Adhesives: [Type used by manufacturer.] [[waterproof] [contact] [________] type.]

Map Supports: Formed aluminum sliding [hooks,] [roller brackets,] to fit map rail.

Temporary Protective Cover: Sheet polyethylene, [8] [____] mil ([0.2] [____] mm) thick.

Flag Holders: [Cast aluminum] [Formed steel] bored to receive [1] [____] inch ([25] [____] mm) diameter flag staff, bracketed to fit top rail of [chalkboard.] [markerboard.] [tackboard.]

Cleaning Instruction Plate: [Provide instructions for chalkboard cleaning on a [metal] [plastic] plate fastened to perimeter frame near [chalkrail.] [________.]

FABRICATION - [CHALKBOARDS] [AND] [MARKERBOARDS]

Outer Face Sheet: [Steel, [22] [24] [28] gage ([0.8] [0.6] [0.4] mm) thick.] [Aluminum, [____] inch ([____] mm) thick.]

Core: [Plywood] [Particle board] [Hardboard] [Fiberboard] [Gypsum board] [________], [3/8] [1/2] [____] inch ([9] [13] [____] mm) thick.

Backing Surface:	[Steel, [28] [____] gage ([0.4] [____] mm) thick.] [Aluminum sheet, [0.015] [____] inch ([0.4] [____] mm) thick.] [Aluminum foil, [0.002] [0.005] [____] inch ([0.05] [0.013] [____] mm) thick.] [________.]

Splice Joint: [Concealed spline of sheet steel.] [Extruded aluminum exposed H type, with chalk surfacing applied.] [________.]

FABRICATION - TACKBOARDS

Outer Facing: [Cork, [1/4] [____] inch ([6] [____] mm) thick.] [Fiberboard, [1/2] [____] inch ([13] [____] mm) thick.] [________.]

Core: [Plywood,] [Particle board,] [Hardboard,] [Fiberboard,] [Gypsum board,] [________,] [3/8] [1/2] inch

([9] [13] mm) thick.

Backing Surface:	[Steel, [28] [____] gage ([0.4] [____] mm) thick.] [Aluminum sheet, [0.015] [____] inch ([0.4] [____] mm) thick.] [Aluminum foil, [0.002] [0.005] [____] inch ([0.05] [0.013] [____] mm) thick.] [________.]

FABRICATION - FRAME AND TRIM

Aluminum Frame: Of [________] profile; [exposed] [concealed] fasteners, [map rail [with cork insert] over [chalkboard,] [markerboard,] [and] [tackboard] surfaces].

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

Wood Frame: Of [________] profile; [exposed] [concealed] fasteners.

Aluminum Chalkrail: Of [________] profile, one piece full length of chalkboard, [molded] [closed] ends; [exposed] [concealed] fasteners.

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

Wood Chalkrail: Of [________] profile.

FINISHES

Porcelain Enamel: Glass fibered enamel, baked to vitreous surfaces; Porcelain Enamel Institute Type [A] [____]; [________] color [as selected].

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

Baked Enamel: Thermosetting resin enamel reinforced with magnesium silicate and silicone carbide, [________] color [as selected].

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

Slate:	Machine ground to smooth surface.

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

Chalkboard Paint: Enamel, [____] coats; [________] color [as selected].

Tackboard Surface: [Natural light brown cork.] [[Vinyl] [Jute] of [________] color [as selected].]

Aluminum Frame [, Chalkrail,] [and Accessories]:	[Mill finish natural aluminum.] [Anodized to [________] finish.]

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

Wood Frame [and Chalkrail]: [Factory prefinished to [________] color [as selected].] [Site finished as specified in Section [09900] [________]; to [________] color [as selected].]

PART 3 EXECUTION

EXAMINATION

Verify site conditions under provisions of Section [01039.] [________.]

Verify that internal wall blocking is ready to receive work and positioning dimensions are as [indicated on shop drawings.] [instructed by the manufacturer.]

[Verify flat wall surface for frameless adhesive applied type.]

INSTALLATION

Install [chalkboards,] [markerboards,] [and] [tackboards] in accordance with manufacturer's instructions.

Establish [top of chalk rail] [bottom of perimeter frame] at [____] inches ([____] mm) above finished floor.

Secure units level and plumb.

[Chalkboards] [and [Markerboards]: [Butt panels tight with concealed spline to hairline joint.] [Join chalkboard panels with batten joint.] [Set slate chalkboard tight in frame, butt joints tight, hairline.]

[Carefully cut holes in [chalkboards,] [markerboards,] [and] [tackboards] for [thermostats] [wall switches] [and] [______________].]

CLEANING

Clean work under provisions of [01700.] [________.]

Clean chalkboard surfaces in accordance with manufacturer's instructions.

Cover chalkboard surfaces with protective cover, taped to frame.

Remove temporary protective cover at [date of Substantial Completion.] [________.]

SCHEDULE

Classroom 312: Two 48 x 96 inch chalkboards with chalkrails, two map hooks and one flag holder on the north wall; one 48 x 96 inch chalkboard without chalkrail on the east wall; one 48 x 48 inch tackboard on the south wall.

Classroom 313:	Same as Classroom 312 except no tackboard.

Lecture 314:	One 48 x 96 inch markerboard with chalkrail, one 48 x 96 inch markerboard without rail on the east wall.

END OF SECTION