SECTION 12 50 00

MUSICAL INSTRUMENT / UNIFORM STORAGE CASEWORK / MUSIC LIBRARY SYSTEMS

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PART 1    GENERAL
1.1	SECTION INCLUDES
A.	Musical instrument and Uniform storage casework.
B.	Music library system.
1.2	RELATED SECTIONS
A.	Section 01 35 00 - Special Procedures.
B.	Section 01 60 00 - Product Requirements.
C.	Section 12 32 16 - Manufactured Plastic-Laminate-Clad Casework.
1.3	REFERENCES
A.	American National Standards Institute (ANSI):
1.	ANSI A208.1 - Particleboard.
B.	ASTM International (ASTM):
1.	ASTM C 423 - Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation Room Method.
2.	ASTM E 795 - Standard Practices for Mounting Test Specimens During Sound Absorption Tests.
C.	Builders Hardware Manufacturers Association (BHMA):
1.	ANSI/BHMA A156.9 - Cabinet Hardware.
D.	GREENGUARD Environmental Institute (GEI):
1.	GREENGUARD certified low emitting products.
E.	National Electrical Manufacturers Association (NEMA):
1.	NEMA LD 3 - High Pressure Decorative Laminates.
F.	US Green Building Council (USGBC):
1.	Leadership in Energy and Environmental Design (LEED) Green Building Rating System.
G.	California Air Resources Board (CARB).
H.	California 93120 - Formaldehyde Emissions Phase I.
1.4	SUBMITTALS
A.	Product Data: Manufacturer's data sheets, installation instructions, and maintenance recommendations.
B.	LEED Submittals:
1.	Credit EQ 4.4: Manufacturer's certificate indicating that composite wood products and adhesives used in casework with no urea formaldehyde added.
C.	Shop Drawings: Prepared by manufacturer. Include elevations showing casework components, details of each condition of installation, and types and locations of hardware and fasteners. Show fabrication and installation details. Include plans, elevations, sections, details, and attachments to other Work.
D.	Samples: For each color and finish for each exposed casework component.
E.	Operation and Maintenance Data.
F.	Warranty: Submit sample meeting warranty requirements of this Section.
1.5	QUALITY ASSURANCE
A.	Manufacturer Qualifications: Approved manufacturer listed in this section, with minimum 5 years of experience in manufacture of similar products in use in similar environments.
B.	Obtain music education casework through one source from a single approved manufacturer.
1.6	DELIVERY, STORAGE, AND HANDLING
A.	Deliver, store, and handle casework in accordance with manufacturer's recommendations. Ship to jobsite only after roughing-in, painting work, and other related finish work has been completed and installation areas are ready to accept casework and recommended temperature and humidity levels will be maintained during the remainder of construction.
1.7	COORDINATION
A.	Coordinate installation of blocking and supports in frame wall assemblies under work of other sections where required for anchoring casework.
1.8	WARRANTY
A.	Warranty: Manufacturer's written warranty indicating manufacturer's intent to repair or replace components of music education storage casework that fail in materials or workmanship within 10 years from date of Substantial Completion. Failures are defined to include, but are not limited to, the following:
1.	Fracturing or breaking of casework components including doors, panels, shelves, or hardware resulting from normal wear and tear and normal use other than vandalism.
2.	Delamination or other failures of glue bond of components.
3.	Warping of casework components not resulting from leaks, flooding, or other uncontrolled moisture or humidity.
4.	Failure of operating hardware.
PART 2    PRODUCTS
2.1	MANUFACTURERS
A.	Acceptable Manufacturer: MARCO, which is located at:<BR />5400 Doniphan Dr.<BR />Neosho, MO 64850<BR />Toll Free Tel: 888-627-2601<BR />Tel: 417-455-9663<BR />Email: request info (service@marcogroupinc.com);Web: https://www.madebymarco.net 
B.	Substitutions: Not permitted.
C.	Requests for substitutions will be considered in accordance with provisions of Section 0160 00 - Product Requirements.
1.	Approval of Comparable Products: Submit the following in accordance with project substitution requirements, within time period allowed for substitution review:
a.	Product data, including certified independent test data indicating compliance with requirements for acoustical performance.
b.	Samples of each type of product specified, including but not limited to the following:
1)	Door and casework panels.
2)	Grille doors.
3)	Hinges with through-bolting hardware.
4)	Latches with through-bolting hardware.
c.	Project references: minimum of 5 installations not less than 5 years old, with owner contact information.
d.	List of successful installations of similar products available for evaluation by Architect.
e.	Sample warranty.
2.	Approved manufacturers shall meet separate requirements of Submittals.
2.2	MATERIALS
A.	Materials Meeting Sustainable Design Requirements:
1.	No Added Urea Formaldehyde Products: Provide music education storage casework made with composite products and adhesives with no urea formaldehyde added.
2.	FSC Certified Wood Products: Provide music education storage casework made with wood from certified sources. 
B.	Particleboard: ANSI A208.1, minimum 43 lb. / cu. ft. (689 kg/cu. m) density, composite products and adhesives, with no urea formaldehyde added.
C.	Particleboard Thermoset Panels: Particleboard panel no formaldehyde added 3/4 inch (19 mm) thick finished with thermally-fused laminate surfacing both sides meeting performance requirements of NEMA LD 3 for VGS grade, edge-banded, including the following:
1.	Surface Abrasion Resistance: Taber Wheel, 400 cycles, for solid colors.
D.	Polyethylene Shelf-liners: Patented High-Modulus, two-piece, polyethylene liners, with radius front edge caps, for abuse-resistant shelves. Same color throughout will not show scratches.
E.	PVC Edge Banding: Radius PVC extrusions, 1/8 inch (3 mm) thick.
2.3	MUSICAL INSTRUMENT STORAGE CASEWORK
A.	Basis of Design: BandStor Storage Cabinets as manufactured by MARCO. Modular instrument storage casework with integral bases, adjustable levelers, and through-bolted fastening, enabling owner reconfiguration of unit layout.
1.	Acoustically enhanced instrument storage casework finished with interior lining of sound-absorbent material providing sound absorption and noise reduction properties.
2.	Sound Absorption Average: Minimum SAA of 0.80, based upon sound absorption coefficient for twelve one-third octave bands from 200 to 2500 Hz, inclusive, with a minimum Noise Reduction Coefficient (NRC) of 0.75, per ASTM C 423 and ASTM E 795.
3.	Acoustical Performance: Comply with manufacturer's published sound absorption data.
4.	Grille doors with 11/32 inch (9 mm) diameter outer wire and 3/16 inch (5 mm) diameter interior wires designed to reduce vibration.
B.	Storage Casework Component Load Capacities:
1.	Storage Casework Wire-Grille Door Hinge: Each weld capable of resisting 400 lbf (1779 N) pull test without visible damage or permanent deformation.
2.	Storage Casework Full Grille Door Hinge= Full length door capable of supporting 315 lbs. (143 kg). Through open and close cycle without permanent damage.
3.	Robe and Uniform Storage Casework Garment Hanger Rods: Capable of supporting vertical load applied uniformly along width of unit of 200 lbf (890 N).
C.	Robe and uniform storage casework with integral bases, adjustable levelers, and through-bolted fastening, enabling owner reconfiguration of unit layout.
D.	General: Provide through-ventilating instrument storage casework meeting requirements in System Description and Performance Requirements Articles.
E.	Side Panels and Divider Panels: Particleboard thermoset panel with no urea formaldehyde added, 3/4 inch (19 mm) thick. Side panels machined to accept unit-to-unit through-bolting.
F.	Grille Doors: Bright black steel wire, 11/32 and 3/16 inch (9mm and 5 mm) diameter wires for BandStor Cabinets, with full 360 degree welds at T-joints.
1.	Provide for instrument storage casework.
2.	Provide for robe and uniform storage casework.
3.	Provide for casework indicated.
G.	Panel Doors: Particleboard thermoset panel with no urea formaldehyde added, 3/4 inch (19 mm) thick.
1.	Color
2.	Door Grille: Provide for instrument storage casework, full height.
3.	Door Grille: Provide for instrument storage casework, compartment height.
4.	Door Grille: Provide for Robe and Uniform Storage Casework.
5.	Door Grille: Provide for casework indicated.
H.	Open Casework: Provide casework without doors.
I.	Provide for instrument storage casework.
1.	Provide for robe and uniform storage casework.
2.	Provide for casework indicated.
J.	Panel Edge Banding: 3 mm thick, heat-bonded, with radius and profiled edges and corners.
K.	Shelving: 3/4 inch (19 mm) thick particleboard thermoset panels. 
1.	Up to 27 inches (686 mm) wide: Removable molded polyethylene shelf-liner, with high-impact-resistant radius front edge caps, mounted to cabinet shelf with through-bolts, shelf supported by steel tubes through-bolted to side panels.
2.	Over 27 inches (686 mm) wide: For large instrument casework: Removable molded polyethylene shelf-liner, with high-impact-resistant radius front edge caps, mounted to cabinet shelf with through-bolts, shelf supported by steel tubes through-bolted to side panels.
3.	All shelves have dado construction to side and back panels, and are supported by tubular steel.
L.	Casework Panel Color: As selected by Architect from manufacturer's standard colors.
M.	Filler Panels and Closure: 3/4 inch (19 mm) thick particleboard thermoset panels with no urea formaldehyde in same color as cabinets. Provide the following, cut to fit field conditions, where indicated:
1.	Wall filler between cabinet side and wall.
2.	Top filler between cabinet top and wall.
3.	Finished end panel to cover exposed hardware optional.
N.	Butt Hinges: 2-3/4 inches (70 mm), 5-knuckle steel hinges made from 0.098 inch (2.5 mm) thick metal, ANSI/BHMA A156.9, Grade 1, with powder-coated finish, through-bolted to door and side panels and welded to grille door frames. Provide 2 hinges on compartment doors, and 4 hinges on full-height doors.
O.	Slide Latch: 0.105 inch (2.67 mm) min. thickness steel, with padlock eye, powder-coat finish, through-bolted to panel door and side panel and welded to grille door frames. Latches securely without padlock. Provide with clear plastic label holder for use with standard size labels; number system available for user to print. Padlocks furnished by Owner.
P.	Panel Connectors: 1/4-20 by 1.77 inch (45 mm) panel connectors, with steel thread inserts.
Q.	Cabinet Levelers: Leveling glides with 3/8 inch (10 mm) diameter threaded steel rod in steel corner brackets, minimum two each per cabinet side, levers are adjustable from inside the cabinet after placement.
R.	Back panel 5/8 inch (16 mm) held in place by proprietary mar-block construction on all sides with dados to accept shelves.
S.	Fasteners: Manufacturer-recommended fasteners as required for casework substrate and project performance requirements, consisting of one or more of the following:
1.	Wood Screws: ASME B18.6.1.
2.	Hardware supplied to anchor the cabinets to adjacent casework.
2.4	MUSIC LIBRARY SYSTEM
A.	Basis of Design: Music Library System as manufactured by MARCO.
1.	Standard Width 7-Shelf Unit: BS420, 16 inches (41 cm) wide; 12 inches x 34-1/2 inches x 10-1/2 inches (30 x 88 x 27 cm) of shelf space available; 4 shelves adjustable, 3 shelves fixed.
B.	Design and Construction:
1.	Pull-out design, equally spaced shelves provide 10-1/2 inches (27 cm) of available height per shelf.
2.	Units are constructed of 3/4 inch (19 mm) thick industrial grade composite wood with no added formaldehyde and thermally-fused laminate finish in MARCO standard colors.
3.	Frame is 16-gauge, 1 inch (2.54 cm) square tubular steel, painted black.
4.	Back panel is designed to fit on either side of unit for left or right hand use.
5.	Includes four 8 inch (20 cm) diameter casters.
6.	Each unit contains bumpers for control of side and outward movement.
7.	Unit requires anchoring to floor and wall.
8.	Shelves are 1 inch (25 mm) thick, rated at 120 lbs. (54 kg) maximum capacity.
9.	20 ft. of shelf space available for sheet music per unit.
10.	Top closure panel, constructed particleboard supplied in same color as units, supports up to 50 lb. /lin. ft. (74 kg/m) loading.
11.	Ten-year warranty.
C.	Substrate and Loading: Verify substrate is concrete or epoxy coated concrete; not recommended for installation on padded carpet or vinyl flooring.
1.	Floor point load for a 7-shelf unit at rated load is 800 psi (5516 kpa) per caster.
D.	Sustainability: GREENGUARD GOLD Indoor Air Quality Certified and GREENGUARD Children & Schools Certified.
PART 3    EXECUTION
3.1	EXAMINATION
A.	Examine casework installation areas for compliance with requirements for installation tolerances, location of blocking and other anchoring reinforcements, and other existing conditions affecting installation and performance of casework. Proceed with casework installation upon correction of unsatisfactory conditions.
3.2	CASEWORK INSTALLATION
A.	Install plumb, level, and true; using integral levelers. Install in accordance with manufacturer's recommendations and approved submittals.
B.	Install hardware uniformly and precisely. Set hinges snug and flat. Adjust and align hardware so moving parts operate freely and contact points meet accurately. Allow for final adjustment after installation.
C.	Adjust casework and hardware so doors and drawers operate smoothly without warp or bind and close with uniform reveals.
3.3	CLEANING AND PROTECTING
A.	Repair or replace defective work as directed by Architect upon inspection.
B.	Clean casework surfaces. Touch up, refinish, or replace damaged components in a manner acceptable to Architect.
C.	Turn over operation and maintenance instructions to Owner.

END OF SECTION