Difference between revisions of "Materials:Westform Prolok 12"

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Difference between revisions of "Materials:Westform Prolok 12"

 
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Manufacturer: <b>[http://www.westform.com WESTFORM METALS INC. (a DIV. OF VISSCHER HOLDINGS INC.)]</b>
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| '''Manufacturer''': [http://www.westform.com/  '''Westform Metals Inc.''']
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;Accepted for '''''RoofStar Guarantee Program''''': TBA
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<i>Contact Address:</i> See Membership List in Section 1.  
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:Click below for the '''Technical Data Sheet''' (TBA).
  
<i>Product Group:<b> METAL ROOF AND WALL SYSTEM PROLOK 12 CONCEALED FASTENER SYSTEM</b> </i>
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<div style="width:150px; text-align: left;">
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:[[File:Pdf.png|150 px|link=http://rpm3.rcabc.org/images/b/b3/TDS goes here|'''Technical Data Sheet''']]
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</div>
  
;<u>DESCRIPTION</u>
 
 
Prolok 12 &#8211; A Metal Roof Deck Panel &#8211; 24 gauge (.631 mm). The panel can be applied solid sheeting with or without insulation. Width 12" to 16", with a 1" high at the male rib. Panels continuous with no end laps.
 
 
Fasteners (screws) used to attach panels to plywood deck to be No. 8 by 1" panhead.
 
 
;<u>PART 1 - GENERAL</u>
 
 
:The roofing assembly / material information published in the <b>RCABC <i>Roofing Practices Manual</i></b> DOES NOT represent a complete set of the manufacturer's published data, nor does it represent a detailed specification. The preparation of a detailed specification is the responsibility of the design authority.
 
 
1.1 <u>SYSTEM DESCRIPTION</u>
 
:.1 Metal panels employ a hidden fastening system for securement to a solid substrate. Prolok 12 design allows the panel seams to interlock without having to use a mechanical seaming device.
 
:.2 Range of application: on wood or metal sloped roofs and to vertical wall framing in commercial, institutional, industrial and residential construction; also used for roof recovering or roof replacement (retrofit) application.
 
 
1.2 <u>DELIVERY, STORAGE, AND HANDLING</u>
 
:.1 Protect against damage and discoloration.
 
:.2 Handle panels with non-marring slings.
 
:.3 Do not bend panels.
 
:.4 Store panels above ground, with one end elevated for drainage.
 
:.5 Protect panels against standing water and condensation between adjacent surfaces.
 
:.6 If panels become wet, immediately separate sheets, wipe dry with clean cloth, allow to air dry.
 
 
;<u>PART 2 - PRODUCTS</u>
 
 
2.1 <u>FABRICATION</u>
 
 
:.1 Unless otherwise shown on drawings or specified herein, fabricate panels in continuous one piece lengths and fabricate flashings and accessories in longest practical lengths.
 
:.2 Roofing panels shall be factory formed
 
 
2.2 <u>PERFORMANCE REQUIREMENTS</u>
 
:.1 <u>Wind Uplift Standards</u>:
 
 
:National Research Council (NRC-CNRC) Report No.B1040 Wind Uplift Resistance of Metal Roofing. The NRC-CNRC Report No. B1040 test results confirm that an acceptable level of wind uplift resistance can be achieved with RGC Accepted Metal Panel Systems on typical roof designs over solid decking for most British Columbia geographical locations. Refer to Appendix II for calculations for typical roof wind uplift pressure requirements for buildings located in the Province of British Columbia.
 
 
:A simplified design procedure developed by NRC-CNRC for selecting wind pressure calculations for metal roof assemblies by region (location) and building height in the Province of British Columbia is provided in TAB 8.1.5 to assist designers.
 
 
:RGC accepted metal panel systems shall be formed of steel conforming to one of the following material specifications, as applicable:
 
 
:* ASTM Standard Specification A653 / A653M, Sheet Steel, Zinc-Coated (Galvanized) or Zinc-Iron Alloy Coated (Galvannealed) by the hot dip process, minimum Grade 33, with a design thickness of 24 gauge. (.024") or greater and a minimum zinc coating designation Z275 (G-90).
 
 
:* ASTM Standard Specification A792 / A792M, Steel Sheet, 55% Aluminum-Zinc Alloy-Coated by the Hot-Dip Process, minimum Grade 33, with a design thickness of 24 gauge (.024") or greater and minimum coating designation AZ150.
 
 
<u>PART 3 - EXECUTION</u>
 
3.1 <u>EXAMINATION - EXISTING CONDITIONS</u>
 
 
:.1 Verify that structural deck to receive panels is complete, in true plane, secure and otherwise properly prepared.
 
:.2 Prior to starting work, notify General Contractor about defects requiring correction.
 
:.3 Do not start work until conditions are satisfactory.
 
 
3.2 <u>PREPARATION - FIELD MEASUREMENTS</u>
 
:.1 Verify prior to fabrication.
 
:.2 If field measurements differ from drawing dimensions, notify Architect / Professional Engineer prior to fabrication.
 
 
3.3 <u>PROTECTION</u>
 
:.1 Treat, or isolate with protective material, any contacting surfaces of dissimilar materials to prevent electrolytic corrosion.
 
:.2 Require workmen who will be walking on roofing panels to wear clean, soft-soled work shoes that will not pick up stones or other abrasive material which could cause damage and discoloration.
 
:.3 Protect work of other trades against damage and discoloration.
 
:.4 Clean and dry surfaces prior to applying sealant.
 
 
3.4 <u>INSTALLATION &#8211; PANELS</u>
 
:.1 Follow roof panel manufacturer's directions.
 
:.2 Install panel seams vertically.
 
:.3 Lap panels away from prevailing wind direction.
 
:.4 Do not stretch or compress panel side-lap interlocks.
 
:.5 Secure panels without warp or deflection.
 
:.6 Fully engage interlocking seams.
 
:.7 Extended roof panels to overlap gutter openings 50 mm (2"), but do not restrict opportunity to clean gutters.
 
:.8 Maximum alignment variation: 1/4" in 40' (6.25 mm in 12.31 m).
 
 
;<u>APPLICATION DETAILS</u>
 
 
:The details listed provide metal panel installation information and the fabrication of metal flashing details for standing seam metal roof systems and proprietary metal roof systems. More specific details are available from metal roof panel manufacturers. <i>RGC Guarantee Standards</i> for metal roofing systems are to be used in conjunction with this section.
 
 
:[[ASM Details:E1.7.1 (Underlayment / Modified Bitumen Ice Dam Protection)|E1.7.1 Underlayment / Modified Bitumen Ice Dam Protection]]
 
:[[ASM Details:E1.7.2 (Modified Bitumen Underlayment / Ice Dam Protection)|E1.7.2 Modified Bitumen Underlayment / Ice Dam Protection]]
 
:[[ASM Details:E1.7.3 (Eave & Gable Flashing for Standing Seam Systems)|E1.7.3 Eave & Gable Flashing for Standing Seam Systems]]
 
:[[ASM Details:E1.7.4 (Eave & Gable Protection for Proprietary Systems)|E1.7.4 Eave & Gable Protection for Proprietary Systems]]
 
:[[ASM Details:E1.7.5 (Metal Valley - Hooked Flashing)|E1.7.5 Metal Valley - Hooked Flashing]]
 
:[[ASM Details:E1.7.6 (Metal Valley - Unhooked Flashing)|E1.7.6 Metal Valley - Unhooked Flashing]]
 
:[[ASM Details:E1.7.7 (Roof-to-Wall Flashing)|E1.7.7 Roof-to-Wall Flashing]]
 
:[[ASM Details:E1.7.8 (Equipment Support Stand / Pipe Flashing)|E1.7.8 Equipment Support Stand / Pipe Flashing]]
 
:[[ASM Details:E1.7.9 (Equipment Support Stand, Pipe Flashing Split Panel Detail)|E1.7.9 Equipment Support Stand, Pipe Flashing Split Panel Detail]]
 
:[[ASM Details:E1.7.10 (Curb for Rooftop Equipment)|E1.7.10 Curb for Rooftop Equipment]]
 
:[[ASM Details:E1.7.11 (Ridge / Hip Cap Flashing)|E1.7.11 Ridge / Hip Cap Flashing]]
 
:[[ASM Details:E1.7.12 (Notched Ridge / Hip Cap Flashing)|E1.7.12 Notched Ridge / Hip Cap Flashing]]
 
:[[ASM Details:E1.7.13 (Vented Ridge / Hip Cap Flashing)|E1.7.13 Vented Ridge / Hip Cap Flashing]]
 
:[[ASM Details:E1.7.14 (Proprietary Vented Ridge / Hip Cap Flashing)|E1.7.14 Proprietary Vented Ridge / Hip Cap Flashing]]
 
:[[ASM Details:E1.7.15 (Proprietary Vented Wall Flashing)|E1.7.15 Proprietary Vented Wall Flashing]]
 
:[[ASM Details:E1.7.16 (Built-in Gutter Membrane / Underlayment / Vapour Barrier Transition)|E1.7.16 Built-in Gutter Membrane / Underlayment / Vapour Barrier Transition]]
 
:[[ASM Details:E1.7.17 (Built-in Gutter)|E1.7.17 Built-in Gutter]]
 
  
 
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Latest revision as of 18:06, 11 October 2016

Manufacturer: Westform Metals Inc.
Accepted for RoofStar Guarantee Program
TBA
Click below for the Technical Data Sheet (TBA).
Technical Data Sheet



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