Bovard Studio Inc.Section 06441
Digicon Information Inc.WOOD LIGHT BOX FOR STAINED GLASS
Sept 20, 2003Page 1
This section addresses a shop constructed wood, aluminum, or steel framed light box, for mounting stained glass at an interior location, separate from windows, for decorative purposes. NOTE: Your suggestions for future revisions to these master specifications are appreciated - please e-mail comments to Ron Bovard at
PART 1GENERAL
1.1SECTION INCLUDES
As there are a variety of ways to marry the light box and the stained glass insert, edit the following accordingly.
.1Light box, shop finished [, ready for stained glass insert, lead came, and frame.]
.2 [Wood] [Aluminum] [Steel] frame.
.3Internal [fluorescent] [______] lighting.
1.2RELATED SECTIONS
Select and edit the following paragraphs to suit project requirements.
.1Section 08521 - Aluminum Frame for Stained Glass Window.
.2Section 08585 - Stained Glass Windows: New stained glass windows.
.3Section 08595 - Stained Glass Restoration: Repaired and restored stained glass windows.
.4Section 09910 - Painting: [Site finishing and] [site touch-up for new light box.]
.5Section [______-______]: Electric power connection to light box light fixture.
1.3REFERENCES
The following references are cited within this section. Add or delete references below to parallel references cited in abbreviated form elsewhere in this section.
.1AA (Aluminum Association) - Designation System for Aluminum Finishes.
.2APA (American Plywood Association).
.3ASTM A653/A653M - Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process.
.4ASTM B221/B221M Aluminum and AluminumAlloy Extruded Bars, Rods, Wire, Profiles, and Tubes.
.5AWPA (American Wood Preservers Association) C20 Structural Lumber Fire Retardant Pressure Treatment.
.6AWI (Architectural Woodwork Institute) - Quality Standard.
.7HPMA (Hardwood Plywood Manufacturer's Association) HP American Standard for Hardwood and Decorative Plywood.
.8NFPA (National Fire Protection Association)
.9NHLA (National Hardwood Lumber Association).
.10NLGA (National Lumber Grading Association).
.11WIC (Woodwork Institute of California) - Manual of Millwork.
1.4PERFORMANCE REQUIREMENTS
.1Internal light fixture placement to achieve even lighting and light levels, with minimum shadows or ghosts.
.2System Design: Design and size components to withstand dead loads and live loads acting normal to plane of unit.
.3Deflection: Limit member deflection to flexure limit of glass of the longer dimension with full recovery of glazing materials.
.4Assembly: To accommodate, without damage to components or deterioration of seals, movement by framing and deflection of any lintel.
1.5QUALITY ASSURANCE
.1Fabricator: Company specializing in [custom carpentry work] [and stained glass windows] with [three (3)] [____] years [documented] experience.
.2Perform finish carpentry work on light box to [AWI Quality Standards,[ [WIC,] [Premium.] [Custom.]
Fire retardant requirements in the next paragraph will depend on the local code and fire prevention requirements of the jurisdiction of the place of building.
.3Fire retardant treatment for wood to conform to requirements of requirements of Authority Having Jurisdiction.
.4Lumber Grading: [AWI.] [WIC.] [NFPA.] [NLGA.] [______.]
1.6REGULATORY REQUIREMENTS
.1Conform to code for [fire retardant] [and] [______] requirements.
1.7SUBMITTALS
.1Submit [shop drawings] [and] [product data] to requirements of Section 01300.
.2Indicate on [electronic] shop drawings, materials, component profiles, fastening methods, jointing details, finishes, accessories, and [______] to a minimum scale of [1:8.] [____.]
1.8SAMPLES
.1Submit wood samples to requirements of Section 01300.
.2Submit [2] [____] samples [____x____] mm ([____x____] inch) in size illustrating [panel sheet,] [wood grain,] [edge trim,] [applied finish,] [and] [______].
PART 2PRODUCTS
2.1ACCEPTABLE FABRICATORS
In the statements below, identify qualified fabricators based on experience, artistic quality of work, and capable of scheduled delivery of Work to the project, on time.
.1Bovard Studio Inc., Fairfield IA 52556, Phone 1-800-452-7796, Fax 1-641-472-0974, Internet site at or e-mail at .
.2Fabricator Substitutions: [Not permitted.] [Refer to Section [______].]
2.2FRAME MATERIAL
In this and subsequent articles, select the materials and accessories appropriate to the type of frame required.
.1Softwood Lumber (Concealed Frame): [NFPA] [NLGA] graded lumber, maximum moisture content of [6] [____] percent, [[______] species, with [vertical] [mixed] [flat] grain, of quality capable of transparent finish.]
.2Hardwood Lumber (Visible to View): [HPMA [______] grade] [NHLA [______] grade]; maximum moisture content of [6] [____] percent, [White Oak] [______] species, with [plain sawn] [______] grain, of quality capable of transparent finish.
.3Aluminum: ASTM B221/B221M; [6063] [______] alloy, [T5] [____] temper.
.4Steel: ASTM A653/A653M, [____] gage thick, galvanized sheet steel.
.5Plywood: APA [A-D] [A-B] [____], Interior, Exposure 1, [Softwood] [Hardwood] Plywood , core materials of [lumber] [particle board]; [______] veneer species, of clear grain capable of receiving transparent finish.
.6Pressed Board: White enamel Masonite, light reflective (dry erase markerboard).
.7Plastic Sheet: Acrylic panel, 25 percent light diffusing type.
2.3MISCELLANEOUS ACCESSORIES
.1Contact Adhesives: Water base type.
.2Nails: Size and type to suit application, [coated] [______] finish.
.3Bolts, Nuts, Washers, Blind fasteners, Lags, and Screws: [Steel] [Brass], size and type to suit application; [plain] [______] finish.
.4Hinges: [Piano type continuous.] [Hinged strap type.] [______.]
.5Primer (Inside Surfaces): [Alkyd primer sealer] [______] type.
.6Wood Filler: Latex base, tinted to match surface finish colour.
2.4LIGHTING
.1Fixtures: High energy, full-spectrum fluorescent lighting, wiring with ground plug.
.2Ballast: Quiet type, grounded.
2.5FABRICATION
.1Fabricate light box of size and shape as detailed.
.2Opening to precisely match stained glass window dimensions.
.3Form rebates and stops to suit thickness of glass.
.4Locate backup bracing for structural support of window weight, according to window design and requirements.
.5Fabricate with maintenance access through [side panel.] [bottom panel.] [front panel.]
2.6WOOD TREATMENT
The following is for a wood frame.
.1Conform to AWPA C20 for a fire resistance rating of [____/____].
2.7SHOP FINISHING
The following is for wood frames. Reference is made to AWI finishing as a benchmark for achieving expected finish. Edit carefully.
.1Shop finish work in accordance with [AWI] [WIC] Factory Finishing - [Transparent] [Opaque].] [______] [to match existing woodwork].
PART 3EXECUTION
3.1EXAMINATION
.1Verify that site conditions are ready to receive work.
.2Verify that grounded power outlet(s) are wired and ready for use.
.3Beginning of installation means acceptance of site conditions.
3.2INSTALLATION
Edit the following paragraphs to suit project conditions and requirements. The first paragraph below is for a wood frame.
.1Install work in accordance with [AWI,] [WIC,] [Custom] [Premium] quality standard.
.2Set and secure light box and components in place:
.1Plumb and level.
.2Secure with fasteners suitable for backup material and weight of new stained glass unit.
.3Install light fixtures and lamps in light box in positions required to achieve evenly distributed light.
.4Install stain glass window, securing glass reinforcing strips to built in stops or braces.
3.3PREPARATION FOR SITE FINISHING
Generally shop finishing would be used. However, if the pieces are very large some site finishing or touch-up may be required. Do not use this article when shop finishing is specified.
.1Set exposed fasteners. [Apply wood filler in exposed fastener indentations.]
.2Site Finishing and Touch-up: Refer to Section [09910.] [______.]
END OF SECTION