NOTE ** This section is based on products manufactured by Metal Sales Manufacturing Corporation, located at the following address:
NOTE ** 7800 State Road 60
NOTE ** Sellersburg IN 47172
NOTE ** Tel: (812) 246-1935
NOTE ** Fax: (812) 246-0829
NOTE **
NOTE ** Metal Sales Manufacturing Corporation offers a complete line of steel panel roofing systems.
NOTE **
NOTE ** SECTION 07411 - METAL ROOF PANELS, Copyright 1997, The Architect's Catalog, Inc.
PART 1 GENERAL
1.1 SECTION INCLUDES
NOTE ** Delete items below not required for project.
A. Roof Panels.
B. Trim.
1.2 RELATED SECTIONS
A. Section 07210 - Roof Insulation.
B. Section 07620 - Sheet Metal Flashing and Trim.
C. Section 07720 - Roof Accessories.
D. Section 07900 - Joint Sealants.
1.3 REFERENCES
A. ASTM A 792/A 792M - Standard Specification for Steel Sheet, 55% Aluminum-Zinc Alloy Coated by the Hot Dip Process.
1.4 SYSTEM DESCRIPTION
NOTE ** Use this article only if performance requirements for the entire roof system are necessary.
A. Design Requirements:
1. Vertical loads: Roof panel system to withstand loads imposed by roof panel system, and live loading of __ pounds per square foot (___ kg/sq m), uniformly distributed.
2. Snow loads: Roof panel system to withstand snow loads in accordance with requirements of local authorities having jurisdiction; imposed snow load is to be added to specified vertical loads when designing roof panel system.
NOTE ** Insert wind uplift resistance requirements in the following sub-paragraph. Verify the actual performance of the available products with the manufacturer.
3. Wind uplift: Roofing panel system, including panels, clips, and fasteners to resist wind uplift of ____ psf (____ kPa), as tested by UL.
4. Expansion/Contraction: Roof panel system to include provision for structural and thermal movement without loss of water resistance integrity.
1.5 SUBMITTALS
A. Submit under provisions of Section 01300.
B. Product Data: Manufacturer's descriptive literature for roof panel system, including each specified component.
C. Shop Drawings:
1. Roof plans: Dimensioned drawings indicating the following:
a. Layout of roof panels; include fastener locations.
b. Locations of trim and other sheet metal items.
2. Details: Dimensioned drawings indicating the following:
a. Profile of each type trim and other sheet metal item.
b. Interface of roof panel system with adjacent construction.
c. Illustration of each type fastener.
D. Selection Samples: Two sets of color chips representing manufacturer's full range of available colors and finishes.
E. Verification Samples: Two samples, minimum size 6 inches (152 mm) square, of each selected color and finish, representing actual color and finish of products to be installed.
F. Quality Assurance Submittals:
NOTE ** Retain the following sub-paragraph if performance specifying a Contractor-designed system; delete if structural design of system is in Contract Documents.
1. Design data: Structural design calculations, bearing seal and signature of professional structural engineer licensed to practice in the State in which the project is located.
2. Test reports: Certified reports documenting testing and compliance of roof panel system to specified wind uplift requirements.
3. Certificates:
a. Contractor's certification that:
1) Manufacturer of roof panel system meets specified qualifications.
2) Installer of roof panel system meets specified qualifications.
b. Manufacturer's certification that installer is approved.
4. Manufacturer's instructions: Printed installation instructions for each roof panel system component, including product storage requirements.
G. Closeout Submittals: Warranty documents specified in WARRANTY Article of PART 1 of this section.
1.6 QUALITY ASSURANCE
A. Qualifications:
1. Manufacturer: Minimum three (3) years documented experience producing roof panel systems similar to that specified in this section.
2. Installer: Minimum three (3) years documented experience installing roof panel systems similar to that specified in this section.
NOTE ** Delete the following paragraph if not required.
B. Pre-Installation Meetings:
1. Convene at job site seven (7) calendar days prior to scheduled beginning of construction activities of this section to review requirements of this section.
2. Require attendance by representatives of the following:
a. Installer of this section.
b. Other entities directly affecting, or affected by, construction activities of this section.
3. Notify Architect four (4) calendar days in advance of scheduled meeting date.
1.7 DELIVERY, STORAGE, AND HANDLING
A. Store products of this section in manufacturer's unopened packaging until installation.
B. Maintain storage area conditions for products of this section in accordance with manufacturer's instructions until installation.
1.8 PROJECT/SITE CONDITIONS
A. Field Measurements: When construction schedule permits, take field measurements of areas to receive roof panel system; indicate measurements on submitted shop drawings, noting discrepancies.
1.9 WARRANTY
NOTE ** The following paragraph specifies a specimen Special Warranty. If retained, edit for project requirements and coordinate with General Conditions and Division 1; if combined warranty for construction activities of other sections is required, edit list in third paragraph and coordinate with RELATED SECTIONS Article of this section.
A. Special Warranty:
1. The Contractor warrants construction activities of this section, as installed, to be in accordance with the Contract Documents and to be free from faults and defects in materials and workmanship for a period of three (3) years.
2. Have warranty countersigned by representatives of manufacturer and installer of this section.
NOTE ** Delete the following two sub-paragraphs if combined special warranty not required.
3. Combine special warranty of this section with construction activities, as installed, of the following sections:
a. Section 07210 - Roof Insulation.
b. Section 07620 - Sheet Metal Flashing and Trim.
c. Section 07720 - Roof Accessories.
d. Section 07900 - Joint Sealants.
4. Have special warranty countersigned by representatives of installers of other sections affected by combined special warranty.
B. Manufacturer's Warranty: Manufacturer's warranties against defects in products as follows:
1. Failure of roof panel due to rupture, structural failure, or perforation due to exposure to normal atmospheric corrosion: 20 years.
2. Paint finish: 20 years against blistering, peeling, cracking, flaking, checking, chipping, chalking, or fading.
PART 2 PRODUCTS
2.1 MANUFACTURERS
A. Acceptable Manufacturer: Metal Sales Manufacturing Corporation; 7800 State Road 60, Sellersburg, IN 47172. ASD. Tel: (812) 246-1935. Fax: (812) 246-0829.
NOTE ** Delete one of the two following paragraphs; coordinate with Division 1 requirements.
B. Requests for substitution will be considered in accordance with provisions of Section 01600.
C. Substitutions: Not permitted.
2.2 COMPONENTS
NOTE ** Review the following paragraphs in this Article; delete paragraphs specifying components not applicable to project.
6. Profile: Factory-formed standing seam pan, with 1-3/4 inch (44 mm) rib having integral male/female interlocking side seams with continuous factory-applied non-hardening sealant, for mechanical crimping of seams at installation.
NOTE ** Retain one of the following three sub-paragraphs to specify panel width.
7. Panel width: 18 inches (457 mm) coverage.
8. Panel width: 16 inches (406 mm) coverage.
9. Panel width: 12 inches (304 mm) coverage.
10. Panel width: 10 inches (254 mm) coverage.
NOTE ** Retain one of the following two sub-paragraphs to specify panel finish. All carry 20-year warranty.
11. Finish: Unpainted mill finish.
12. Finishes:
a. Interior face: Factory-applied corrosion-resistant primer.
NOTE ** Delete one of the following two paragraphs.
b. Exterior face: Factory-applied Colorfast 25 paint coating, color selected from manufacturer's full range of available colors.
c. Exterior face: Factory-applied fluoropolymer paint coating containing KYNAR 500(R) or HYLAR 5000(R) resins, color selected from manufacturer's full range of available colors.
B. Panel Clips: Manufacturer's standard for roof panel system and specified wind uplift resistance requirements; minimum 18 gage material.
C. Trim:
1. Trim for indicated project conditions includes both manufacturer's standard trim profiles and site-formed sheet metal items that are not manufacturer's standard trim profiles, and includes, but is not limited to, the following:
a. Fascia.
b. Closures.
c. Panel terminations.
d. Perimeter and termination flashings.
2. Material: Galvalume(R) aluminum-zinc alloy-coated steel sheet conforming to ASTM A 792/A 792M, Commercial Quality (CQ), Coating Designation AZ55 (AZ 165).
3. Metal thickness: 26 gage (0.4 mm).
NOTE ** Retain one of the following three sub-paragraphs to specify panel finish.
4. Finish: Same as panels.
5. Finish: Unpainted mill finish.
6. Finishes:
a. Interior face: Factory-applied corrosion-resistant primer.
NOTE ** Delete one of the following two paragraphs.
b. Exterior face: Factory-applied Colorfast 25 paint coating, color selected from manufacturer's full range of available colors.
c. Exterior face: Factory-applied fluoropolymer paint coating containing KYNAR 500(R) or HYLAR 5000(R) resins, color selected from manufacturer's full range of available colors.
D. Metal Sheet for Shop- or Field-Forming Custom Trim: Same type and finish as panels; obtained from panel manufacturer.
E. Roof Insulation: Specified in Section 07210.
F. Roof Accessories: Specified in Section 07720.
G. Joint Sealants: Specified in Section 07900; type recommended in manufacturer's instructions for indicated use.
H. Fasteners:
1. For panel clips: Non-corroding fasteners of types specified by roof panel system manufacturer for indicated substrates and specified wind uplift resistance requirements.
2. For metal trim and roof penetration devices: Non-corroding die-cast head steel screws, aluminum-zinc alloy-coated, with weathersealing washers.
I. Protective Primer: Corrosion-inhibitive primer which prevents electrolytic action between adjacent dissimilar metals, type recommended by roof panel manufacturer.
2.3 FABRICATION
A. Fabricate indicated site-formed metal items from factory-finished metal sheet to roof panel manufacturer's specifications for factory-formed trim in accordance with shop drawings.
PART 3 EXECUTION
3.1 EXAMINATION
A. Verification of Conditions:
1. Substrate is ready to receive roof panel system.
2. Roof penetrations are completed.
B. Installer's Examination:
1. Have installer of this section examine conditions under which construction activities of this section are to be performed, then submit written notification if such conditions are unacceptable.
2. Transmit two copies of installer's report to Architect within 24 hours of receipt.
3. Beginning construction activities of this section before unacceptable conditions have been corrected is prohibited.
4. Beginning construction activities of this section indicates installer's acceptance of conditions.
3.2 PREPARATION
A. Surface Preparation: Apply two (2) coats protective primer to surfaces of trim items that will be concealed in finished Work.
3.3 INSTALLATION
A. Install roof panel system components in accordance with Architect-accepted shop drawings, manufacturer's instructions, and as follows:
1. Roof panels: Install in correct alignment with structural framing.
2. Trim: Install level; lap end joints minimum two (2) inches (50 mm); apply joint sealant to concealed joint surfaces.
3.4 CLEANING
A. Remove strippable coating from panels, when provided, and perform dry wipe-down cleaning of panels as installed.
3.5 PROTECTION
A. Protect installed products from damage by subsequent construction activities.
B. Replace products having damage other than minor finish scratches.
C. Repair minor finish scratches in accordance with panel manufacturer's recommendations; replace products which cannot be repaired to Architect's acceptance.
