SECTION 08 51 13 ALUMINUM WINDOWS
Series 810I (810G) Thermal AW-PG140-AP Grade Projected Windows

PART 1 GENERAL

1.01	Work Included

A.	Furnish and install aluminum architectural windows complete with hardware and related components as shown on drawings and specified in this section.

B.	All windows shall be EFCO® Series 810I (810G) Thermal AW-PG140-AP Projected. Other manufacturers requesting approval to bid their product as an equal must submit the following information fifteen days prior to close of bidding.
1.	A sample window, 36" (914 mm) x 24" (610 mm) single unit, as per requirements of architect.
2.	Test reports documenting compliance with requirements of Section 1.05.

Specify glass and glazing in this section if window assemblies are to be glazed by the window manufacturer. If glazing is to be done by a different contractor, glass and glazing should be specified in Section 08 81 00. EFCO recommends that the window manufacturer perform the glazing.

C.	Glass and Glazing
1.	All units shall be factory glazed. 
	OR
1.	Reference Section 08 81 00 for Glass and Glazing.

D.	Single Source Requirement
1.	All products listed in Section 1.02 shall be by the same manufacturer.

List work and materials related to this section but specified in other sections. EFCO recommends that one manufacturer furnish all applicable Division 8 products to ensure consistent product quality and compatibility.

1.02	Related Work

A.	Section 08 32 13 – Sliding Aluminum – Framed Glass Doors
B.	Section 08 41 13 – Aluminum – Framed Entrances and Storefronts
C.	Section 08 44 13 – Glazed Aluminum Curtain Walls
D.	Section 08 44 33 – Sloped Glazing Assemblies
E.	Section 10 71 13 – Exterior Sun Control Devices

1.03	Items Furnished but Not Installed

1.04	Items Installed but Not Furnished

1.05	Laboratory Testing and Performance Requirements

A.	Test Units
1.	Air, water, and structural test unit shall conform to requirements set forth in AAMA/WDMA/CSA 101/I.S.2/A440 – 08 and manufacturer's standard locking/operating hardware and insulated glazing configuration.
2.	Thermal test unit sizes shall be 48" (1219 mm) x 72" (1828 mm).  Unit shall consist of a fixed over projected window.

B.	Test Procedures and Performances
1.	Windows shall conform to all AAMA/WDMA/CSA 101/I.S.2/A440 – 08 requirements for the window type referenced in 1.01.B.  In addition, the following specific performance requirements shall be met.
2.	Life Cycle Testing
a.	Test in accordance with AAMA 910.  There shall be no damage to fasteners, hardware parts, support arms, activating mechanisms, or any other damage that would cause the window to be inoperable.  Air infiltration and water resistance tests shall not exceed specified requirements. 
3.	Air Infiltration Test
a.	With ventilators closed and locked, test unit in accordance with ASTM E 283 at a static air pressure difference of 6.24 psf (299 Pa).
b.	Air infiltration shall not exceed .10 cfm/SF (.50 l/s•m²) of unit.
4.	Water Resistance Test
a.	With ventilators closed and locked, test unit in accordance with ASTM E 331/ASTM E 547 at a static air pressure difference of 15.0 psf (718 Pa).
b.	There shall be no uncontrolled water leakage.
5.	Uniform Load Deflection Test
a.	With ventilators closed and locked, test unit in accordance with ASTM E 330 at a static air pressure difference of 105.0 psf (5027 Pa), positive and negative pressure.
b.	No member shall deflect over L/175 of its span.
6.	Uniform Load Structural Test
a.	With ventilators closed and locked, test unit in accordance with ASTM E 330 at a static air pressure difference of 157.5 psf (7541 Pa), both positive and negative.
b.	At conclusion of test there shall be no glass breakage, permanent damage to fasteners, hardware parts, support arms or actuating mechanisms, nor any other damage that would cause the window to be inoperable.
7.	Forced Entry Resistance
a.	Windows shall be tested in accordance to ASTM F 588 or AAMA 1302.5 and meet the 
requirements of performance level 40.
8.	Condensation Resistance Test (CRF)
a.	Test unit in accordance with AAMA 1503.1.
b.	Condensation Resistance Factor (CRF) shall not be less than ___ (frame) when glazed with ___ center of glass U-Factor. (See chart at end of section).
9.	Condensation Resistance (CR)
a.	With ventilators closed and locked, test unit in accordance with NFRC 500-2010.
b.	Condensation Resistance (CR) shall not be less than ___ when glazed with ___ center of glass U-Factor. (See chart at end of section).
10.	Thermal Transmittance Test (Conductive U-Factor)
a.	With ventilators closed and locked, test unit in accordance with NFRC 100-2010.
b.	Conductive thermal transmittance (U-Factor) shall not be more than ___ BTU/hr•ft2•°F
( ___ W/m²•K) when glazed with ___ center of glass U-Factor. (See chart at end of section).

Glass Comparison Chart	
Glass	C.O.G.2
U-Factor	U-Factor1	Frame
CRF3	CR1	
1” IG	0.48	0.69 BTU/hr•ft²•ºF
(3.92 W/m²•K)	63	37	
1” IG	0.29	0.58 BTU/hr•ft²•ºF
(3.29 W/m²•K)	63	38	
1” IG	0.24	0.55 BTU/hr•ft²•ºF
(3.12 W/m²•K)	63	39	
1 1/2” IG	0.12	0.48 BTU/hr•ft²•ºF
(2.73 W/m²•K)	63	40	

1U-Factor and Condensation Resistance (CR) are based on a nominal size of 59" (1500 mm) x 24” (600 mm) using NFRC-100, and 500 - 2010.  2Intercept® Spacer.  3Based on AAMA 1503.1

C.	Project Wind Loads

Architect to specify design wind pressure, both positive and negative required by the governing building code, as calculated from ANSI A58.1, or as determined by boundary layer wind tunnel testing. Use 20.0 psf (958 Pa) as minimum.
1.	The system shall be designed to withstand the following loads normal to the plane of the wall:
a.	Positive pressure of ____ psf ( ____ Pa) at non-corner zones.
b.	Negative pressure of ____ psf ( ____ Pa) at non-corner zones.
c.	Negative pressure of ____ psf ( ____ Pa) at corner zones.

1.06	Field Testing and Performance Requirements

Insert at discretion of specifier.
A.	Windows shall be field tested in accordance with AAMA 502, “Voluntary Specification for Field Testing of Windows and Sliding Glass Doors,” using Test Method ___.

Insert A or B for test method. Test Method A will be used unless Test Method B is selected here. AAMA 502 specifies air infiltration and water resistance field testing for three (3) windows immediately after installation begins. Default performance values for air infiltration and water penetration can also be specified. Any of the following optional paragraphs may be added to modify the standard specification; however, consideration should be given to the cost of additional testing.
1.	Test one additional window or two percent of the window installation, whichever is greater, for air infiltration and water penetration as specified.
2.	Cost for all successful tests, both original and retest shall be paid by the owner.  All unsuccessful tests, both original and retest, shall be paid by the responsible contractor.
3.	Testing shall be by an AAMA accredited testing agency selected by the architect and window manufacturer and employed by the responsible contractor.
4.	Air infiltration field tests shall be conducted at the same uniform static test pressure as the laboratory test unit.  The Maximum allowable rate of air leakage shall not exceed 1.5 times the laboratory test unit for hardware and glazing types consistent with the laboratory test unit.  Performance values may be reduced due to deviations from the laboratory test unit such as product size, configuration, hardware selected, and glazing configuration.  The field test air leakage rate shall not exceed 1.5 times the maximum allowable laboratory performance specified in the testing criteria listed in Section 1.05.A.1 for any configuration.
5.	Water penetration field tests shall be conducted at a static test pressure of 2/3 of the laboratory test performance values for hardware and glazing types consistent with the laboratory test unit.  Performance values may be reduced due to deviations from the laboratory test unit such as product size, configuration, hardware selected, and glazing variations.  The field test water test pressure shall not be less than 2/3 of the minimum allowable laboratory performance specified in the testing criteria listed in Section 1.05.A.1 for any configuration.

1.07	Quality Assurance

A.	Provide test reports from AAMA accredited laboratories certifying the performance as specified in 1.05.

B.	Test reports shall be accompanied by the window manufacturer’s letter of certification, stating the tested window meets or exceeds the referenced criteria for the appropriate window type.

1.08	References

1.09	Submittals

A.	Contractor shall submit shop drawings; finish samples, test reports, and warranties.
1.	Samples of materials as may be requested without cost to owner, i.e., metal, glass, fasteners, anchors, frame sections, mullion section, corner section, etc.

B.	An NFRC Component Modeling Approach (CMA) generated label certificate shall be provided by the manufacturer. The label certificate shall be project specific and will contain the thermal performance ratings of the manufacturer’s framing combined with the specified glass, and the glass spacer used in the fabrication of the glass, at NFRC standard test size as defined in table 4-3 in NFRC 100-2010.

1.10	Warranties

A.	Total Window Installation
1.	The responsible contractor shall assume full responsibility and warrant for one year the satisfactory performance of the total window installation which includes that of the windows, hardware, glass (including insulated units), glazing, anchorage and setting system, sealing, flashing, etc., as it relates to air, water, and structural adequacy as called for in the specifications and approved shop drawings.
2.	Any deficiencies due to such elements not meeting the specifications shall be corrected by the responsible contractor at their expense during the warranty period.

Standard warranty period is 5 years, or extended 10 years.
B.	Window Material and Workmanship
1.	Provide written guarantee against defects in material and workmanship for ___ years from the date of final shipment.

C.	Glass
1.	Provide written warranty for insulated glass units that they will be free from obstruction of vision as a result of dust or film formation on the internal glass surfaces caused by failure of the hermetic seal due to defects in material and workmanship.
2.	Warranty period shall be for 10 (ten) years.

D.	Finish
Select for Anodic Finish:  Standard warranty period is 3 years, or extended 5 years, or 10 years.
1.	Warranty period shall be for ___ years from the date of final shipment.

	OR
Select for Organic Finish:  Standard warranty period is 5 years, or extended 10 years, or 15 years, or 20 years.
1.	Warranty period shall be for ___ years from the date of final shipment.
2.	Provide organic finish warranty based on AAMA standard 2605.

PART 2 PRODUCTS

2.01	Materials

A.	Aluminum 
1.	Extruded aluminum shall be 6063-T6 alloy and tempered.

B.	Hardware
1.	Locking handles shall be cam type and manufactured from a white bronze alloy with a US25D brushed finish.
2.	Operating hardware shall be 4-bar stainless steel arms or equal.

C.	Weather-Strip
1.	All weather-strip shall be Santoprene® or equal.

EFCO recommends that the window manufacturer furnish, and factory glaze the glass as specified by the architect. For this reason, it is desirable that Glass and Glazing be made part of this section. 

D.	Glass 
1.	Insulated glass shall be 1” thick with a center of glass U-Factor of ___ constructed as follows:
a.	Exterior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (1 or 2) surface.
b.	Air space of ___ inch (or argon filled).
c.	Interior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (3 or 4) surface.

		OR
1.	Glass shall be monolithic as follows:
a.	Exterior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (1 or 2) surface.

		OR
1.	Glass shall be dual glazed with interior access panel consisting of:
a.	Exterior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (1 or 2) surface.
b.	Interior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (3 or4) surface.

		OR
1.	Glass shall be dual glazed with blinds and interior access panel consisting of:
a.	Exterior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (1 or 2) surface.
b.	1” (or 5/8”) aluminum blinds in a ___ finish.
1.	The head and sill rails for shall be extruded aluminum
2.	All tilting of blinds shall be performed without opening the interior panel.
c.	Interior lite - ___ thick, ___ color, ___ glass (annealed, H.S. Temp), 
with a surface coating of ___ on the number ___ (3 or4) surface.

E.	Thermal Barrier
1.	All exterior aluminum shall be separated from interior aluminum by a rigid, structural thermal barrier.  For purposes of this specification, a structural thermal barrier is defined as a system that shall transfer shear during bending and, therefore, promote composite action between the exterior and interior extrusions.
2.	The thermal barrier shall be thermal struts, consisting of glass reinforced polyamide nylon, mechanically crimped in raceways extruded in the exterior and interior extrusions.
3.	Poured and debridged urethane thermal barriers shall not be permitted.

2.02	Fabrication 

A.	General
1.	All aluminum frame and vent extrusions shall have a minimum wall thickness of .125” (3 mm).
2.	Mechanical fasteners, welded components, and hardware items shall not bridge thermal barriers. Thermal barriers shall align at all frame and vent corners.
3.	Depth of frame and vent shall not be less than 3 1/2” (88 mm).
4.	All frame and vent members shall be able to accommodate separate interior and exterior finishes and colors.

B.	Frame 
1.	Frame components shall be mechanically fastened.

C.	Ventilator
1.	All vent extrusions shall be tubular.
2.	Each corner shall be mitered, reinforced with an extruded corner key, hydraulically crimped, and "cold welded" with epoxy adhesive.
3.	Each vent shall utilize two rows of weather stripping installed in specifically designed dovetail grooves in the extrusion. The exterior gasket will be omitted at the vent bottom rail for project-out vents and at the vent top rail for project-in vents, allowing air to pressure equalize the void between the vents and frame.
4.	The vent shall present a flush appearance with the exterior and interior of the main frame when in the closed position.

Insert for windows requiring screens. 
D.	Screens
1.	Screen frames shall be extruded.
2.	Screen mounting holes in the window frame shall be factory drilled.
3.	Screen mesh shall be aluminum or fiberglass.

E.	Glazing 
1.	All units shall be glazed with the manufacturer's standard sealant process provided the glass is held in place by a removable, extruded aluminum, glazing bead.  The glazing bead must be isolated from the glazing material by a gasket.
2.	All units shall be glazed with a minimum of 1/2” glass bite.

Series 810I windows have dual finish capability. The specifier can choose separate finish types and colors for interior and exterior.

F.	Finish
See separate finish specification for more details. 
1.	Anodic 
a.	Finish all exposed areas of aluminum windows and components with electrolytically deposited color in accordance with Aluminum Association Designation AA-M10-C22-
___.  Color shall be ___.

Available colors are clear, champagne, light bronze, medium bronze, dark bronze & black.
	AA Description	Description	Arch. Class	AAMA Guide Spec.
	AA-M10-C22-A41	Clear Anodized	1	611-98
	AA-M10-C22-A44	Color Anodized	1	611-98

	OR
1.	Organic 
a.	Finish all exposed areas of aluminum windows and components with ___. Color shall
be ___.

High performance 70% PVDF fluoropolymer Ultrapon™ finishes are available in standard colors.  Reference the EFCO color brochure for assistance in color and resin selection.  Custom colors are available upon request.
	AA Description	Description	AAMA Guide Spec.
	AA-M12-C42-R1X	70% PVDF Ultrapon™	2605-98

PART 3 EXECUTION 

3.01	Inspection 

A.	Job Conditions 
1.	Verify that openings are dimensionally within allowable tolerances, plumb, level, clean, provide a solid anchoring surface, and are in accordance with approved shop drawings. 
Insert at discretion of specifier
2.	Provide for manufacturer representation to conduct pre-installation site meeting.

3.02	Installation 

A.	Use only skilled tradesmen with work done in accordance with approved shop drawings and specifications.

B.	Plumb and align window faces in a single plane for each wall plane, and erect windows and materials square and true. Adequately anchor to maintain positions permanently when subjected to normal thermal movement, specified building movement, and specified wind loads.

C.	Adjust windows for proper operation after installation.

D.	Furnish and apply sealants to provide a weather tight installation at all joints and intersections and at opening perimeters. Wipe off excess material and leave all exposed surfaces and joints clean and smooth.

3.03	Anchorage

A.	Adequately anchor to maintain positions permanently when subjected to normal thermal movement, specified building movement, and specified wind loads. 

3.04	Protection and Cleaning 

A.	After completion of window installation, windows shall be inspected, adjusted, put into working order and left clean, free of labels, dirt, etc. Protection from this point shall be the responsibility of the general contractor.

EFCO is a registered trademark of EFCO Corporation. Ultrapon is a trademark of EFCO Corporation.

Last update: 1-15-19