Pella Corporation	June 2024
102 Main Street
Pella, Iowa 50219
Toll Free	(800) 54-PELLA
Phone		(641) 621-1000
Website	www.pella.com

	Product Guide Specification

Specifier Notes:  This product guide specification is written according to the Construction Specifications Institute (CSI) 3-Part Format, including MasterFormat, SectionFormat, and PageFormat, contained in The Project Resource Manual-- CSI Manual of Practice.

The section must be carefully reviewed and edited by the Architect to meet the requirements of the project and local building code.  Coordinate this section with other specification sections and the Drawings.  Delete all “Specifier Notes” when editing this section.

Section numbers are from MasterFormat 2016 Edition.	

	SECTION 08 54 13

	FIBERGLASS WINDOWS

Specifier Notes:  This section covers Pella® Impervia® casement, awning, hung, sliding and fixed direct set windows.  Frame and sash are manufactured from a five-layer, pultruded-fiberglass material, reinforced with a Pella-patented interlocking mat.  Consult your local Pella representative for assistance in editing this section for the specific application.	

PART 1	GENERAL

1.1	SECTION INCLUDES

A.	Fiberglass windows.

1.2	RELATED SECTIONS

Specifier Notes:  Edit the following list of related sections as required for the project.  List other sections with work directly related to this section.  Verify section numbers and titles.	

A.	Section 07 27 00 - Air Barriers:  Water-resistant barrier.

B.	Section 07 92 00 - Joint Sealants:  Sealants and caulking.

1.3	REFERENCES

Specifier Notes:  List standards referenced in this section, complete with designations and titles.  This article does not require compliance with standards, but is merely a listing of those used.	

A.	American Architectural Manufacturers Association (AAMA):
1.	AAMA 502 - Voluntary Specification for Field Testing of Windows and Sliding Doors.
2.	AAMA 624-10 - Voluntary Performance Requirements and Test Procedures for Organic Coatings on Fiber Reinforced Thermoset Profiles.

B.	American Society for Testing and Materials (ASTM):
1.	ASTM C 1036 - Flat Glass.
2.	ASTM C 1048 - Heat-Treated Flat Glass--Kind HS, Kind FT Coated and Uncoated Glass.
3.	ASTM E 283 - Rate of Air Leakage Through Exterior Windows, Curtain Walls and Doors Under Specified Pressure Difference Across the Specimen.
4.	ASTM E 330 – Standard Test Method for Structural Performance of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference.
5.	ASTM E 547 - Water Penetration of Exterior Windows, Curtain Walls and Doors by Cyclic Static Air Pressure Differential.
6.	ASTM E 1105 – Standard Test Method for Field Determination of Water Penetration of Exterior Windows, Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference.
7.	ASTM F 2090 – Standard Specification for Window Fall Prevention Devices With Emergency Escape (Egress) Release Mechanisms

C.	Window and Door Manufacturers Association (WDMA):
1.	ANSI/AAMA/NWWDA 101/I.S.2 - Voluntary Specifications for Aluminum, Vinyl (PVC) and Wood Windows and Glass Doors.
D.	Screen Manufacturers Association (SMA):
1.	SMA 1201 – Specifications for Insect Screens for Windows, Sliding Doors and Swinging Doors.
E.	Window and Door Manufacturers Association (WDMA):
1.	AAMA/WDMA/CSA 101/I.S.2/A440 – North American Fenestration Standard/Specification for Windows, Doors, and Skylights.

1.4	PERFORMANCE REQUIREMENTS

Specifier Notes:  Performance ratings for Pella® Impervia® windows vary by product and size.  Current performance information is found in the Pella Impervia Architectural Design Manual at www.pellaadm.com on the Design Data pages of each product section.  Consult your local Pella representative for more information.	

A.	Windows shall meet a rating of LC–PG [ _____ ] specifications in accordance with ANSI/AAMA/WWDMA 101/I.S.2/A440-17.

B.	Window Air Leakage, ASTM E 283:  Window air leakage when tested at 1.57 psf (25 mph) shall be 0.05 cfm/ft2 of frame or less.

C.	Window Water Penetration, ASTM E 547:  No water penetration through window when tested under static pressure of 7.5 psf (42 mph) after 4 cycles of 5 minutes each, with water being applied at a rate of 5 gallons per hour per square foot.

1.5	SUBMITTALS

A.	Submit in accordance with Division 1 requirements.

B.	Product Data:  Submit manufacturer's product data, including installation instructions.

Specifier Notes:  Delete the following sentence if shop drawings are not required.	

C.	Shop Drawings:  Submit manufacturer's shop drawings, indicating dimensions, construction, component connections and locations, anchorage methods and locations, hardware locations, and installation details.

Specifier Notes:  Delete the following sentence if samples are not required.	

D.	Samples:  Submit full-size or partial full-size sample of window illustrating glazing system, quality of construction, and color of finish.

1.6	QUALITY ASSURANCE

Specifier Notes:  Edit the following paragraph as required for inclusion of field testing.	

A.	Mockup:
1.	Provide sample installation for field testing window performance requirements and to determine acceptability of window installation methods.
2.	Approved mockup shall represent minimum quality required for the Work.

Specifier Notes:  Edit the following sentence as required for inclusion of the mockup.	

3.	Approved mockup shall [not] remain in place within the Work.

1.7	DELIVERY, STORAGE, AND HANDLING

A.	Delivery:  Deliver materials to site undamaged in manufacturer's or sales branch's original, unopened containers and packaging, with labels clearly identifying manufacturer and product name.  Include installation instructions.

B.	Storage:
1.	Store materials in accordance with manufacturer's instructions.
2.	Store materials off ground and under cover.
3.	Protect materials from weather, direct sunlight, and construction activities.

C.	Handling:  Protect materials and finish during handling and installation to prevent damage.

PART 2	PRODUCTS

2.1	MANUFACTURER

A.	Pella Corporation, 102 Main Street, Pella, Iowa 50219.  Toll Free (800) 54-PELLA.  Phone (641) 621-1000.  Website www.pella.com.

2.2	FIBERGLASS WINDOWS

Specifier Notes:  Casement, awning, and fixed frame direct set products have a 3-1/4 inch frame depth. All other products have a 3 inch frame depth.	

A.	Windows:  Pella Impervia.
1.	Factory-assembled fiberglass [casement and awning windows with outward-opening sash installed in frame] [hung windows with interior tilting sash] [sliding window] [fixed sash and frame unit] [fixed frame direct set].
2.	Frame and Sash Material:  5-layer, pultruded-fiberglass material, reinforced with interlocking mat.

B.	Frame:
1.	Type: [Block frame] [Integral Nail Fin].
2.	Interior and Exterior Frame: Pultruded, fiberglass composite [with foam inserts].
3.	Overall Frame Depth:  [3-1/4] [3] inches.
4.	Nominal Wall Thickness of Fiberglass Members:  0.050 inch to 0.090 inch.
5.	Frame Corners:
a.	Mitered.
b.	Joined and bonded with Neutral-cure Room Temperature Vulcanizing silicone hot-melt adhesive, with corner lock.
6.	Jambs:  Contain factory-drilled installation screw holes.

C.	Sash:
1.	Sash Corners:
a.	Mitered.
b.	Bonded and sealed with injected Neutral-cure Room Temperature Vulcanizing silicone hot-melt adhesive.

D.	Glazing:
1.	Float Glass:  ASTM C 1036, Quality 1.

Specifier Notes:  Tempered glass is optional for clear and multi-layer Low-E coated with argon glazing.  Tempered glass is standard for obscure glazing.	

	a.	Tempered Glass:  ASTM C 1048.

Specifier Notes:  Specify one of four glazing types. High-altitude glass is also available.	

2.	Type:  Polyurethane reactive (PUR) hot-melt glazed, 11/16-inch thick, insulating glass, [clear [tempered]]  [multi-layer Low-E coated with argon [tempered]]  [obscure tempered].

3.	Type:  Polyurethane reactive (PUR) hot-melt glazed, 1-inch thick dual-pane, insulating glass, [clear [tempered]]  [multi-layer Low-E coated [with argon] [tempered]]  [obscure tempered].

4.	Type:  Polyurethane reactive (PUR) hot-melt glazed, 1-inch thick triple-pane, insulating glass, [clear [tempered]]  [multi-layer Low-E coated [with argon] [tempered]]  [obscure tempered].

5.	Type:  Polyurethane reactive (PUR) hot-melt glazed, 1-inch thick dual-pane laminated sound dampening, insulating glass, [clear [tempered]]  [multi-layer Low-E coated [with argon] [tempered]]  [obscure tempered].

6.	Type:  Polyurethane reactive (PUR) hot-melt glazed, Silicone-glazed 1" dual-seal impact-resistant insulating glass [SGP] [PVB]. [[tempered] [annealed]] exterior light is [[multi-layer Low-E coated] [clear] [bronze]]. Laminated clear interior light.

7.	Type:  Polyurethane reactive (PUR) hot-melt glazed, Silicone-glazed 11/16" dual-seal impact-resistant insulating glass PVB. [[tempered] [annealed]] exterior light is [[multi-layer Low-E coated] [clear]]. Laminated [clear] interior light, or [[tempered] [annealed]] exterior light is [multi-layer Low-E coated]. Laminated [bronze] interior light.

2.3	OPTIONS

Specifier Notes:  The following paragraph specifies optional products sold separately.  6-lite Prairie pattern is available on hung and sliding windows only. Delete options if not required.  Consult your local Pella representative for more information.	

A.	Grilles:
1.	Insulating Glass:  Contain 3/4-inch, contoured, aluminum grilles between the glass.
2.	Finish:  Factory-finished.  Match window frame.
2.	Pattern:  [Traditional]  [9-lite Prairie]  [6-lite Prairie]  [Top Row]

Specifier Notes:  The following paragraph specifies optional insect screens sold separately. Delete if not required. Consult your local Pella representative for more information.	

B.	Insect Screens:  
1.	Compliance:  ASTM D 3656 and SMA 1201.
2.	Screen Cloth: Black vinyl-coated 18/18 mesh.
3.	Set in aluminum frame.
4.	Complete with necessary hardware.
5.	Screen Frame Finish:  Baked enamel.
a.	Color: [Sliding Window, Double and single-hung frame color to match exterior] [[Casement and Awning frame color to match interior].

2.4	HARDWARE

Specifier Notes:  Specify one of two operator types.	

A.	Casement and Awning:

1.	Easy-Slide Operator Assembly
	a.	Hardened nickel-coated Steel worm and wheel gears, 5 ball bearings.
b.	Operator Base:  Zinc-magnesium alloy hub and gearbox housing with a corrosion-protecting ultra-clear finish.
c.	Operator Linkage, Stainless steel swing arm and hinge pin for extra corrosion protection of exposed components:  300 series stainless steel.
d.	Kevlar-reinforced drive belt.
e.	External Hardware Salt Spray Exposure, ASTM B 117:  Exceed 1,000 hours.
f.	Easy-Slide Operator color: [White] [Brown] [Black] [Tan] [Morning Sky Gray].
g.	Optional Easy-Slide operator with Accessibility Lock Lever assembly
	1)	6 inch elongated lock lever.
2)	5lb operational forces available on sizes when frame width is less than or equal to 35 inches and frame height is less than or equal to 72.5 inches or frame width is greater than 35 inches but less than or equal to 36 inches and frame height is less than or equal to 60 inches.

2.	Roto operator assembly
	a.	Steel worm gear sash operator with hardened gears.
	b.	Operator base is zinc die cast with painted finish.
	c.	Operator linkage is 300 series stainless steel.
	d.	Exposed fasteners are stainless steel.
	e	External Hardware Salt Spray Exposure, ASTM B 117:  Exceed 1,000 hours.
	f.	Hinge slide and hinge arms are 300 series stainless steel.

Specifier Notes:  Specify finish. Satin nickel is only available on roto operator assembly.	

3.	Handle Finish
	a. 	Integrated Folding Crank: [Baked enamel, [White] [Brown] [Matte Black] [Tan] [Morning Sky Gray]] [Satin nickel].

4.	Locking System:  Multi-lock System.
a.	Single-handle locking system.
b.	Operate positive-acting arms that reach out and pull sash into locked position.

Specifier Notes:  Specify locking system for casement or awning windows.	

5.	Casement Windows:  One installed on sash 27.5 inches and smaller in frame height, 2 unison operating locks installed on sash over 27.5 inches in frame height and 3 unison operating locks installed on sash over 72.15 inches in frame height.
6.	Awning Windows:  One installed on sash 27.5 inches and smaller in frame width, 2 unison operating locks installed on sash over 27.5 inches in frame width.

Specifier Notes:  Specify finish. Satin Nickel is only available on the roto crank.	

		7. Lock Handle Finish: [Baked enamel, [White] [Brown] [Matte Black] [Tan] [Morning Sky Gray]] [Satin nickel].	
Specifier Notes:  Limited opening hardware is optional.  Delete if not required.
8.	Limited Opening Hardware:
a.	Nominal Opening: 3 inches.
b.	Stainless steel.
c.	Factory-installed.
Specifier Notes:  Window opening control device is optional.  Delete if not required.
9.	Limited Opening Hardware:
a.	Compliance: ASTM F2090-10.
b.	Restricts opening to less than 4 inches
c.	Release mechanism that allows the sash to fully open.
d.	Factory-installed.

B.	Hung

1.	Balances:  Galvanized steel block-and-tackle balances.

2.	Lock:
a.	Type:  Self-aligning, cam-action lock.
b.	Windows 37 Inches Wide or Greater:  2 locks.
c.	Finish: [Match window interior finish] [satin nickel] [bright brass] [oil-rubbed bronze].

3.	Tilt Latches:
a.	Glass reinforced Nylon 6
b.	Integrated into sash corner
c.	Finish is matte gray

4.	Lower Sash Lift:  Integrated into checkrail.
Specifier Notes:  Limited opening hardware is optional.  Delete if not required.
5.	Limited Opening Hardware:
a.	Nominal Opening: 3 inches.
b.	Stainless steel.
c.	Factory-installed.
Specifier Notes:  Window opening control device is optional.  Delete if not required.
6.	Limited Opening Hardware:
a.	Compliance: ASTM F2090-10.
b.	Restricts opening to less than 4 inches
c.	Release mechanism that allows the sash to fully open.
d.	Factory-installed.

C.	Sliding Window

1.	Lock:
a.	Type:  Self-aligning, cam-action lock.
b.	Windows 37 Inches High or Greater:  2 locks.
c.	Finish: [Match window interior finish] [satin nickel] [bright brass] [oil-rubbed bronze].
Specifier Notes:  Limited opening hardware is optional.  Delete if not required.
2.	Limited Opening Hardware:
a.	Nominal Opening: 3 inches.
b.	Stainless steel.
c.	Factory-installed.
Specifier Notes:  Window opening control device is optional.  Delete if not required.
3.	Limited Opening Hardware:
a.	Compliance: ASTM F2090-10.
b.	Restricts opening to less than 4 inches
c.	Release mechanism that allows the sash to fully open.
d.	Factory-installed.

2.5	TOLERANCES

A.	Windows shall accommodate the following opening tolerances:
1.	Vertical Dimensions Between High and Low Points:  Plus 1/4-inch, minus 0 inch.
2.	Width Dimensions:  Plus 1/4-inch, minus 0 inch.
3.	Building Columns or Masonry Openings:  Plus or minus 1/4-inch from plumb.

2.6	FINISH

A.	Exterior and Interior Finish:  Factory-applied powder-coat paint, comply with AAMA 624-10.

Specifier Notes:  Specify one of the following two sentences. Option two, Dual color, is not available with integral nail fin.	

1.	Color:  [White] [Brown] [Black] [Tan] [Morning Sky Gray].
2.	Dual-color: [[Brown] [Black] [Tan] [Morning Sky Gray]] exterior with White interior.

2.7	INSTALLATION ACCESSORIES

A.	Flashing/Sealant Tape:  Pella SmartFlash.
1.	Aluminum-foil-backed butyl window and door flashing tape.
2.	Maximum Total Thickness:  0.013 inch.
3.	UV resistant.
4.	Verify sealant compatibility with sealant manufacturer.

B.	Interior Insulating-Foam Sealant:  Low-expansion, low-pressure polyurethane insulating 
	window and door foam sealant.

C.	Exterior Perimeter Sealant: “Pella Window and Door Installation Sealant” or equivalent high quality, multi-purpose sealant as specified in the joints sealant section.

Specifier Notes:  Specify one of the following installation accessories to attach the windows to the opening when specifying block frames.	

D.	Block Frame Installation Accessories: [Vinyl installation fin] [Vinyl installation fin with head drip flashing]  [Offset vinyl installation fin]  [Installation clips]  [Installation screws for frame screw applications].

PART 3	EXECUTION

3.1	EXAMINATION

A.	Examine areas to receive windows.  Notify Architect of conditions that would adversely affect installation or subsequent use.  Do not proceed with installation until unsatisfactory conditions are corrected.

3.2	INSTALLATION

A.	Install windows in accordance with manufacturer's instructions.

B.	Install windows to be weather-tight.

C.	Maintain alignment with adjacent work.

D.	Secure assembly to framed openings, plumb and square, without distortion.

Specifier Notes: The following paragraph applies to windows installed using installation fins only.  If the windows are not being installed with installation fins, delete this paragraph.	

E.	Integrate window system installation with exterior water-resistant barrier using flashing/sealant tape.  Apply and integrate flashing/sealant tape with water-resistant barrier using watershed principles in accordance with window manufacturer's instructions.

F.	Place interior seal around window perimeter to maintain continuity of building thermal and air barrier using [insulating foam sealant] [backer-rod and sealant].

G.	Seal window to exterior wall cladding with sealant and related backing materials at perimeter of assembly.

3.3	FIELD QUALITY CONTROL

Specifier Notes:  Field testing is optional.  Delete Field Quality Control if field testing is not required.  If Field Quality Control is deleted, delete AAMA 502 from Article 1.3 References in this section.	

A.	Field Testing:  Field water testing shall be conducted in accordance with ASTM E1105 Test Procedure B. The test pressure shall be based on the maximum positive components and cladding design pressure. Utilizing the AAMA 502 field test reduction, the water test pressure is 10% of the maximum positive design pressure.

3.4	CLEANING

A.	Clean window frames and glass in accordance with Division 1 requirements.

B.	Do not use harsh cleaning materials or methods that would damage finish or glass.

C.	Remove labels and visible markings.

3.5	PROTECTION

A.	Protect installed windows to ensure that, except for normal weathering, windows will be without damage or deterioration at time of substantial completion.

END OF SECTION