SECTION 10 2239 - COILING PARTITION SYSTEM PART 1 -GENERAL
1.1SUMMARY
A.SectionIncludes:
1.Electricallyoperated,coilingpartitionroomdividersystem.
2.Controlsystem.
B.RelatedRequirements:
1.Section 055000 - Metal Fabrications for supports that attach supporting tracks to overhead structuralsystem.
1.Division 26 for electricalconnections.
1.2REFERENCES
A.ASTM C423, Standard Test Method for Sound Absorption and Sound Absorption Coefficients by the Reverberation RoomMethod
B.ASTM E795, Standard Practices for Mounting Test Specimens During Sound Absorption Tests
1.3SUBMITTALS
A.Comply with Section 01 3300SubmittalProcedures:
B.ProductData.
C.ShopDrawings:
1.Include configuration layout anddimensions.
2.Show and identify related work performed under other sections ofthe specifications.
D.Samples:Foreachtypeofexposedmaterial,facingmaterial,andfinishindicated.
1.IncludesimilarSamplesofaccessoriesinvolvingcolorselection.
E.Product Test Reports: Based on evaluation of comprehensive tests performed by a qualified testingagency.
F.Manufacturer’sinstallationinstructionsandtestingprocedures.
1.4QUALITYASSURANCE
A.InstallerQualifications:Anemployerofworkerstrainedandapprovedbymanufacturer.
B.Certifications:
1.Intertek-ATI acoustical testing per ASTMC423
C.Pre-InstallationMeeting:
1.Schedule and convene a pre-installation meeting prior to commencement offield operations with representatives of the following in attendance: Owner, Architect, Contractor, and systemsub-contractor.
2.Review substrate conditions, requirements of related work, installation instructions, storage and handling procedures, and protectionmeasures.
3.Document responsibilities of various parties and deviations from specifications and installationinstructions.
1.5CLOSEOUTSUBMITTALS
A.Comply with Section 01 7700ProjectCloseout:
1.Operation and MaintenanceManual.
2.Manufacturer’sWarranty
1.6PROJECTCONDITIONS
A.Field Measurements: Verify actual dimensions of coiling partition openings by field measurements beforefabrication.
1.7DELIVERY, STORAGE, ANDHANDLING
A.ComplywithSection016600Delivery,Storage,andHandling.
B.Comply with manufacturer’sinstructions.
1.8WARRANTY
A.Provide manufacturer’s standard one-yearwarranty.
PART 2 -PRODUCTS
2.1MANUFACTUREDUNITS
A.Manufacturer:
1.Tudelü, 1000 Dean St #434, Brooklyn, NY 11238
2.
2.2PERFORMANCE / DESIGNCRITERIA
A.AcousticalPerformance:
1/3 Octave Sound Absorption Coefficients / NRC / SAA125 / 250 / 500 / 1000 / 2000 / 4000
0.05 / 0.13 / 0.14 / 0.16 / 0.24 / 0.38 / 0.15 / 0.18
B.ScreenSizes:
1.Horizontal: 24 feetclear opening maximum
2.Vertical: 11 feet clear opening maximum
2.3PARTITIONTYPES
A.Single partition, aboveceiling (STC31)
B.Single partition, flush withceiling (STC31)
C.Double partition, above ceiling (STC 46)
D.Double partition, flush with ceiling (STC46)
E.Mounting:
1.Inside wallopening
2.Face of wallopening
2.4COMPONENTS
A.CurtainFinishes:
1.Acoustic Vinyl
a.Paint: printed to match
b.Print: Jill Malek or custom
c.Felt: 2 or 3mm, 100% wool, 100% biodegradable, 31 colors, ASTM E 84 Class
B.Frame: Fabricated of aluminum extrusions per manufacturersdetails.
C.Electrical Requirements: 120V,3-wire
D.MotorAssembly:
E.Controls:
F.Fasteners: Type as required forsubstrate.
G.RAL 90-10 White Standard on sheet metal finishes.
2.5FABRICATION
A.Fabricate and install mounting brackets and fasteners needed to attach curtain assembly to buildingstructure.
2.6ELECTRICOPERATORS
A.Factory-assembled electric operation system of size and capacity recommended and provided by coiling partition manufacturer for partition specified; with electric motor and factory-prewired motor controls, remote-control stations, control devices, and accessories required for proper operation. Include wiring from motor control to motor. Coordinate operatorwiringrequirementsandelectricalcharacteristicswithbuildingelectricalsystem.
B.Comply with NFPA70.
C.Motor Characteristics: Sufficient to start, accelerate, and operate connected loads at designated speeds, within installed environment, with indicated operating sequence, and withoutexceedingnameplateratingorconsideringservicefactor;complyingwithNEMAMG.
D.ControlEquipment:ComplyingwithNEMAICS1,NEMAICS2,andNEMAICS6.
1.Remote-Control Station: For partitions indicated, provide manufacturer's standard constant-pressure,three-positioncontrolstationlabeled"Open,""Close,"and"Stop".
PART 3 - EXECUTION
3.1EXAMINATION
A.Examine substrates upon which work will beinstalled.
1.Verify related work performed under other sections is complete and in accordance with ShopDrawings.
2.Verifywallsurfacesareacceptableforinstallationofpartitionsystemcomponents.
B.Coordinatewithresponsibleentitytoperformcorrectiveworkonunsatisfactorysubstrates.
C.Commencement of work by installer is acceptance ofsubstrate.
3.2INSTALLATION
A.Install partition system components in accordance with manufacturer’s installation instructions.
B.For flush-mounted systems, provide c-channel for to indicate spacing needed for side tracks. For double wall systems, the spacing is 24inches.
C.deep by 4in wide, by height of thesystem.
D.Installverticaltracksononesidefirstsothatthescreendrumthatgoesontopwillfitin.Put the tracks next to each other so that they are touching side-by-side with no gap and wall fillers flanking eachside.
E.Install the double screen drum on top the existing tracks on one side by snuggling in the box diagonally.Oncethesystemisintheceilinginstalltracksonotherside.
F.Connect system to electricalpower.
G.Finish ceiling and wallsurfaces.
H.Install brackets to secure inplace.
I.Sealaroundperimeterofsystemwithacousticalsealant.
3.3ADJUSTING
A.Adjust coiling partitions to operate smoothly, without warping or binding. Lubricate hardware and other movingparts.
3.4CLEANING
A.Clean soiled surfaces of coiling partitions, to remove dust, loose fibers, fingerprints, adhesives,andotherforeignmaterialsaccordingtomanufacturer'swritteninstructions.
3.5DEMONSTRATION
A.Engage a factory-authorized service representative to train Owner's maintenance personnel to adjust, operate, and maintain coilingpartitions.
END OF SECTION