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	SECTION 08900
	GLAZED CURTAIN WALLS
	** NOTE TO SPECIFIER ** Westside Windows; glazed curtain walls and windows. . This section is based on the products of Westside Windows, which is located at:
	1541 Dean Street Brooklyn, NY 11213 Tel: (718) 506-1010 Fax: (718) 771-0077 Web: www.westsidewindows.com [ Click Here ] for additional information.
	PART 1	GENERAL
	1.1	SECTION INCLUDES
	** NOTE TO SPECIFIER ** Delete items below not required for project.
		A.	Glazed curtain wall system.
	1.2	RELATED SECTIONS
	** NOTE TO SPECIFIER ** Delete any sections below not relevant to this project; add others as required.
		A.	Section 07920 - Sealants: Sealant product and installation requirements.
		B.	Section 08810 - Glass and Glazing: Glass and glazing requirements.
	1.3	REFERENCES
	** NOTE TO SPECIFIER ** Delete references from the list below that are not actually required by the text of the edited section.
		A.	AAMA 501.1 - Standard test Method for Exterior Windows, Curtain Walls, and Doors for Water Penetration Using Dynamic Pressure.
		B.	ASTM B 209 - Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate.
		C.	ASTM B 221 - Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes.
		D.	ASTM E 283 - Standard Test Method for Determining Rate of Air Leakage Through Exterior Windows, Curtain Walls, and Doors Under Specified Pressure Differences Across the Specimen.
		E.	ASTM E 330 - Standard Test Method for Structural Performance of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference.
		F.	ASTM E 331 - Standard Test Method for Water Penetration of Exterior Windows, Skylights, Doors, and Curtain Walls by Uniform Static Air Pressure Difference.
	1.4	CURTAIN WALL SYSTEM
	** NOTE TO SPECIFIER ** Delete if not required.
		A.	Performance: Provide aluminum curtainwall systems that comply with performance requirements indicated, as demonstrated by testing manufacturer's assemblies in accordance with test method indicated.
			1.	Wind Loads: Completed curtainwall system shall withstand positive and negative wind and service pressure loads normal to wall plane.
			2.	Thermal Movement: Provide for thermal movement caused by 180 degrees F. (82.2 degrees C.) surface temperature, without causing buckling stresses on glass, joint seal failure, undue stress on structural elements, damaging loads on fasteners, reduction of performance, or detrimental effects.
			3.	Deflection: Maximum allowable deflection in any member when tested in accordance with ASTM E 330-90 with allowable stress in accordance with AA Specifications for Aluminum Structures.
				a.	Without Horizontals: L/175 or 3/4 inch (19.1mm) maximum. .
				b.	With Horizontals: L/175 or L/240 + 1/4 inch (6.4mm) for spans greater than 13 feet-6 inches (4.1m) but less than 40 feet-0 inch (12.2m).
			4.	Air Infiltration: When tested in accordance with ASTM E 283-04 at differential static pressure of 6.24 PSF (299 Pa), completed curtainwall systems shall have maximum allowable infiltration of 0.03 CFM/FT2 (0.56 m3/h*m2).
			5.	Static Pressure Water Infiltration: No uncontrolled water other than condensation on indoor face of any component when tested in accordance with ASTM E 331-00 at test pressure differential of 12 PSF (718 Pa).
			6.	Dynamic Pressure Water Infiltration: No uncontrolled water other than condensation on indoor face of any component when tested in accordance with AAMA 501.1-05 at test pressure differential of 12 PSF (718 Pa).
			7.	Thermal Performance: When tested in accordance with AAMA 1503.1-88 and ASTM C 236:
				a.	Condensation Resistance Factor (CRF): A minimum of 60.
				b.	Thermal Transmittance U Value: 0.46 BTU/HR/FT2/ degrees F or less (frame only).
	1.5	SUBMITTALS
		A.	Submit under provisions of Section 01300.
		B.	Product Data: Manufacturer's data sheets on each product to be used, including:
			1.	Preparation instructions and recommendations.
			2.	Storage and handling requirements and recommendations.
			3.	Installation methods.
		C.	Shop Drawings:
			1.	Drawings showing layout, profiles, and product components, including anchorage, accessories, finish colors and textures.
		D.	Certifications:
			1.	Submit certified test reports showing compliance with specified performance characteristics and physical properties.
	** NOTE TO SPECIFIER ** Delete selection samples if colors have already been selected.
		E.	Selection Samples: For each finish product specified, two complete sets of color chips representing manufacturer's full range of available colors and patterns.
		F.	Verification Samples: For each finish product specified, two samples, minimum size 6 inches (150 mm) square, representing actual product, color, and patterns.
	1.6	QUALITY ASSURANCE
		A.	Manufacturer Qualifications: Manufacturer with a minimum of 5 years experience, capable of providing field service representation during construction, approving acceptable installer and approving application method.
		B.	Installer Qualifications:
			1.	Installer experienced to perform work of this section when specialized in the installation of work similar to that required for this project.
			2.	Submit reference list of completed projects.
	** NOTE TO SPECIFIER ** Include a mock-up if the project size and/or quality warrant taking such a precaution. The following is one example of how a mock-up on a large project might be specified. When deciding on the extent of the mock-up, consider all the major different types of work on the project.
		C.	Mock-Up: Provide a mock-up for evaluation of surface preparation techniques and application workmanship.
			1.	Install at project site a job mock-up using acceptable products and manufacturer approved installation methods in location designated by Architect.
			2.	Do not proceed with remaining work until workmanship, color, and sheen are approved by Architect.
			3.	Refinish mock-up area as required to produce acceptable work.
	1.7	DELIVERY, STORAGE, AND HANDLING
		A.	Store products in manufacturer's unopened packaging until ready for installation.
		B.	Store and dispose of solvent-based materials, and materials used with solvent-based materials, in accordance with requirements of local authorities having jurisdiction.
	1.8	PROJECT CONDITIONS
		A.	Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's absolute limits.
	1.9	WARRANTY
		A.	Manufacturer's Warranty: Submit, for Owner's acceptance, manufacturer's standard warranty document executed by authorized company official. Manufacturer's warranty is in addition to, and not a limitation of, other rights Owner may have under the Contract Documents.
			1.	Beneficiary: Issue warranty in the legal name of the project Owner.
	** NOTE TO SPECIFIER ** Refer to manufacturer literature. Insert warranty period.
			2.	Warranty Period: ___ years commencing on Date of Substantial Completion.
			3.	Warranty Acceptance: Owner is sole authority who will determine acceptability of manufacturer's warranty documents.
	PART 2	PRODUCTS
	2.1	MANUFACTURERS
		A.	Acceptable Manufacturer: Westside Windows, which is located at: 1541 Dean St. ; Brooklyn , NY 11213; Tel: 718-506-1010; Fax: 718-771-0077; Email: request info; Web: www.westsidewindows.com
	** NOTE TO SPECIFIER ** Delete one of the following two paragraphs; coordinate with requirements of Division 1 section on product options and substitutions.
		B.	Substitutions: Not permitted.
		C.	Requests for substitutions will be considered in accordance with provisions of Section 01600.
	2.2	MATERIALS
		A.	Extrusions: ASTM B 221 (ASTM B 221M), 6063-T5 Aluminum Alloy.
		B.	Aluminum Sheet:
	** NOTE TO SPECIFIER ** Delete material not required.
			1.	Anodized Finish: ASTM B 209 (ASTM B 209M), 5005-H14 Aluminum Alloy, 0.050 inch (1.27 mm) minimum thickness.
			2.	Painted Finish: ASTM B 209 (ASTM B 209M), 3003-H14 Aluminum Alloy, 0.080 inch (1.95 mm) minimum thickness.
		C.	Accessories:
			1.	Fasteners: Zinc plated steel concealed fasteners; Hardened aluminum alloys or AISI 300 series stainless steel exposed fasteners, countersunk, finish to match aluminum color.
			2.	Sealant: Non-skinning type, AAMA 803.3.
			3.	Glazing: Setting blocks, edge blocks, and spacers in accordance with ASTM C 864, shore durometer hardness as recommended by manufacturer; Glazing gaskets in accordance with ASTM C 864.
			4.	Glazing Adhesive Tape: 3M AVB tape.
	2.3	FABRICATION
		A.	Frame Construction:
			1.	Fabricate and assemble units with joints only at intersection of aluminum members with uniform hairline joints; rigidly secure, and sealed in accordance with manufacturer's recommendations.
			2.	Hardware: Drill and cut to template for hardware. Reinforce frames and door stiles to receive hardware in accordance with manufacturer's recommendations.
			3.	Welding: Conceal welds on aluminum members in accordance with AWS recommendations or methods recommended by manufacturer. Members showing welding bloom or discoloration on finish or material distortion will be rejected.
		B.	Fabrication Tolerances:
			1.	Material Cuts: Square to 1/32 inch (0.8 mm) off square, maximum, over largest dimension; proportionate amount of
			2.	1/32 inch (0.8 mm) on other two dimensions.
			3.	Maximum Offset: 1/64 inch (0.4 mm) in alignment between two consecutive members in line, end to end.
			4.	Maximum Offset: 1/64 inch (0.4 mm) between framing members at glazing pocket corners.
			5.	Joints (Between adjacent members in same assembly): Hairline and square to adjacent member.
			6.	Variation (In squaring diagonals for doors and fabricated assemblies): 1/16 inch (1.6 mm).
			7.	Flatness (For doors and fabricated assemblies): +/- 1/16 inch (+/- 1.6 mm) off neutral plane.
	2.4	FINISH
	** NOTE TO SPECIFIER ** Delete anodized finish if not required.
		A.	Anodized Finish: Anodized Finish.
	** NOTE TO SPECIFIER ** Delete finish color not required.
			1.	Clear: with clear protective composite coating.
			2.	Medium Bronze: with clear protective composite coating.
			3.	Dark Bronze: with clear protective composite coating.
			4.	Black: with clear protective composite coating.
			5.	Champagne: with clear protective composite coating.
			6.	White: with protective composite coating.
		B.	Anodized Finishing: Prepare aluminum surfaces for specified finish; apply shop finish in accordance with the following:
			1.	Anodic Coating: Electrolytic color coating followed by an organic seal applied in accordance with the requirements of AAMA 612-02. Aluminum extrusions shall be produced from quality controlled billets meeting AA-6063-T5.
				a.	Exposed Surfaces shall be free of scratches and other serious blemishes.
				b.	Extrusions shall be given a caustic etch followed by an anodic oxide treatment and then sealed with an organic coating applied with an electrodeposition process.
				c.	The anodized coating shall comply with the requirements of AAMA 612-02: Voluntary Specifications, Performance Requirements and Test Procedures for Combined Coatings of Anodic Oxide and Transparent Organic Coatings on Architectural Aluminum. Testing shall demonstrate the ability of the finish to resist damage from mortar, salt spray, and chemicals commonly found on construction sites, and to resist the loss of color and gloss.
				d.	Overall coating thickness for finishes shall be a minimum of 0.7 mils (.018 mm).
			2.	CASS Corrosion Resistance Test, CASS 240/ASTM B368 Test Method.
			3.	AAMA 2605 Performance Tests:
				a.	7.3 Dry Film Hardness.
				b.	7.8.2 Salt Spray Resistance.
				c.	7.9.1.2 Color Retention, South Florida.
				d.	7.9.1.4 Gloss Retention, South Florida.
	** NOTE TO SPECIFIER ** Delete paint finish if not required.
		C.	High Performance Organic Coating Finish:
			1.	Type Factory applied two-coat 70 percent Kynar resin by Auto Chem or 70 percent Hylar resin by Ausimont, fluoropolymer based coating system, Polyvinylidene Fluoride (PVF-2), applied in accordance with procedures and meeting AAMA 2605 specifications.
	** NOTE TO SPECIFIER ** Refer to manufacturer literature. Delete color option selection not required.
			2.	Colors: Selected by Architect from the following:
				a.	Standard coating color charts.
				b.	Custom coating color charts.
				c.	Color Name and Number:
		D.	Finishes Testing:
			1.	Apply 0.5 percent solution NaOh, sodium hydroxide, to small area of finished sample area; leave in place for sixty minutes; lightly wipe off NaOh; Do not clean area further.
			2.	Submit samples with test area noted on each sample.
	PART 3	EXECUTION
	3.1	EXAMINATION
		A.	Do not begin installation until openings have been properly prepared.
		B.	If opening preparation is the responsibility of another installer, notify Architect of unsatisfactory conditions before proceeding.
		C.	Verify actual measurements/openings by field measurements before fabrication; show recorded measurements on shop drawings. Coordinate field measurements, fabrication schedule with construction progress to avoid construction delays.
	3.2	INSTALLATION
		A.	Install in accordance with manufacturer's instructions.
		B.	Install manufacturer's system in accordance with shop drawings, and within specified tolerances.
			1.	Protect aluminum members in contact with masonry, steel, concrete, or dissimilar materials using nylon pads or bituminous coating.
			2.	Shim and brace aluminum system before anchoring to structure.
			3.	Seal metal to metal sash joints using sealant recommended by system manufacturer.
			4.	Locate expansion mullions where indicated on reviewed shop drawings.
		C.	Manufacturer's Field Services: Provide manufacturer's field service consisting of product use recommendations and periodic site visit for inspection of product installation in accordance with manufacturer's instructions.
	3.3	TESTING
		A.	Field Test: Conduct field test to determine watertightness of curtain wall system. Conduct test in accordance with AAMA 501.3-94 at locations selected by Architect.
	** NOTE TO SPECIFIER ** Insert number of units to be tested.
			1.	Perform minimum of ______ tests. Perform test in Architect's presence.
	3.4	PROTECTION
		A.	Clean installed products in accordance with manufacturer's instructions prior to owner's acceptance, and remove construction debris from project site. Legally dispose of debris.
		B.	Protect the installed product's finish surfaces from damage during construction.
		C.	Touch-up, repair or replace damaged products before Substantial Completion.
	END OF SECTION