SECTION 08351

ACCORDION FOLDING DOORS

PART	GENERAL

SECTION INCLUDES

Accordion folding [acoustic] door, manually operated.

Track and operating hardware.

PRODUCTS FURNISHED BUT NOT INSTALLED UNDER THIS SECTION

Section [_____-__________]: Overhead track attachment brackets.

RELATED SECTIONS

Section [______-____________]: Overhead track support framing.

Section 06114 - Wood Blocking and Curbing: Wood blocking and track support shimming.

Section 06200 - Finish Carpentry: Wood frame and perimeter trim.

Section 08112 - Standard Steel Frames.

Section 08115 - Custom Steel Frames.

Section 08710 - Door Hardware: Lock cylinders for panels.

Section 10651 - Operable Panel Partitions.

Section 10655 - Accordion Folding Partitions.

REFERENCES

ASTM E84 - Surface Burning Characteristics of Building Materials.

ASTM E90 - Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions.

ASTM E413 - Classification for Rating Sound Insulation.

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

PERFORMANCE REQUIREMENTS

Sound Transmission Coefficient (STC): [____] measured in accordance with ASTM [E413] [E90], tested on panel size of [100] [____] sq ft ([9.3] [____] sq m).

Surface Burning of Vinyl Fabric Finish: ASTM E84; flame/smoke rating of [25/50] [____/____].

SUBMITTALS

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

Shop Drawings: Indicate opening sizes, details of track and required supports, track loads, adjacent construction and finish trim, and stacking sizes.

Product Data: Provide data on door operation, hardware and accessories, colors and finishes available.

Samples: Submit [two] [________] samples of surface finish, [12 x 12] [____x____] inches ([300 x 300] [____x____] mm) size, illustrating quality, color, texture, [and weight].

MAINTENANCE DATA

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

Describe cleaning materials detrimental to vinyl fabric surfaces and hardware finish.

Include recommended cleaning methods, cleaning materials, and stain removal methods.

QUALIFICATIONS

Manufacturer: Company specializing in manufacturing the Products specified in this section with minimum [three] [________] years [documented] experience.

REGULATORY REQUIREMENTS

Conform to [applicable] [___________] code for combustibility requirements for materials.

FIELD MEASUREMENTS

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

PART	PRODUCTS

MANUFACTURERS

[__________________________________] Product [_________].

Other acceptable manufacturers offering equivalent products.

[______________________________] Product [_________].

[______________________________] Product [_________].

[______________________________] Product [_________].

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

COMPONENTS

Door Construction: [____] gage ([____] mm thick) steel hinge plates; [____] inch ([____] mm) diameter vertical rods, galvanized; stacking straps and snaps; trolley carriers at every [second] [____] hinge; [sound absorbent liner;] internal air release; [acoustic seals at top, bottom, and jambs].

Track: [Formed steel] [Extruded aluminum]; [1-1/4 x 1-1/4] [____x____] inches ([32 x 32] [____x____] mm) size; thickness and profile designed to support loads; [track connectors,] [________].

Carriers: [Nylon] [Ball bearing, steel] wheels on trolley carrier at top center of every [second] [________] fold, with threaded pendant bolt for vertical adjustment.

Hardware: Latching door handles of [cast steel] [________], [satin chrome] [________] finish; [lock cylinder [master] keyed to building keying system,] [jamb lock,] [pull bars,] [and] [________].

Acoustic Seals: Flexible acoustic seals at jambs, [meeting mullions,] [retractable] floor seals.

Accessories: Aluminum jamb moldings with [integral resilient acoustic seal], [vinyl strip sweeps top and bottom,] [sound seal gaskets,] [intermediate post,] [and] fittings and attachments.

FINISH

Vinyl Coated Fabric Finish: [FS CCC-W-408, Type [I - Light] [II - Medium] [III - Heavy], Class [1 - Regular] [2 - Mildew Resistant]]; [polyvinyl fluoride finish] [________] for washability and flame retardance; [________] color [as selected from manufacturer's standard range].

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

Vinyl Coated Fabric Finish: [Acoustical vinyl,] [Polyvinyl fluoride finish,] [flame retardant,] [________], [________] color [as selected from manufacturer's standard range]; [________] manufactured by [____________].

Aluminum: [Mill finish.] [[________] color [as selected.]

PART	EXECUTION

EXAMINATION

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

INSTALLATION

Install door in accordance with [manufacturer's instructions.] [________.]

Fit and align door assembly level and plumb.

ADJUSTING

Adjust work under provisions of Section [01650] [01660].

Adjust door assembly to provide smooth operation from stacked to full open position.

SCHEDULES

Door Type F: STC of 45, sill sweeps, jamb seals, left side stacking, "Honey-beige" color.

Door Type G: Non-acoustical type, right side stacking into frame pocket, "Off-white" color.

END OF SECTION