SECTION 07 72 55

ROOF ACCESSORY ATTACHMENT SYSTEM

This section has been prepared by Metal Roof Innovations, Ltd. for use in the preparation of a project specification section covering S-5!, a non-penetrating system for attachment of equipment, piping, conduit, snow guards, walkways, parapet bracing, solar panels, and other accessories to standing seam metal roofs.

The following should be noted in using this specification:

Notes are included to assist the user in editing the section to suit project requirements. These notes are included as hidden text, and can be revealed or hidden by one of the following methods:

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Hypertext links to specific websites are included after manufacturer names and names of organizations whose standards are referenced within the text, to assist in product selection and further research. Hypertext links are contained in parenthesis, e.g.:

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Optional text requiring a selection by the user is enclosed within brackets, e.g.: "Section [090000.] [_____.]"

Items requiring user input are enclosed within brackets, e.g.: "Section [_____ - ______]."

Optional paragraphs are separated by an "OR" statement, e.g.:

**** OR ****

"Green" requirements are included for projects requiring LEED certification, and are included as green text. For additional information on LEEDS, visit the U.S. Green Building Council website at

The following guide specifications on related products are also available from Metal Roof Innovations, Ltd.:

Section 077253.01 - Snow Guards: Snow guards for standing seam metal roofs, exposed fastener metal panels, or metal tiles and shingles, using either the S-5! non-penetrating attachment method or face-fastened (penetrating) attachment.

Section 07 72 53.02 - Snow Guards: Snow guards for standing seam metal roofs, using the S-5! non-penetrating attachment method.

For assistance on the use of the products in this section, contact Metal Roof Innovations, Ltd. by calling 719-495-0518, by email at , or visit our website at

PART 1 - GENERAL

1.1SUMMARY

Edit the following paragraphs to include only those items specified in this section.

  1. Section Includes:
  2. Roof accessory attachment system for standing seam metal roofs and walls.

Coordinate the following paragraphs with other sections in the project manual.

  1. Related Sections:
  2. Division 1: Administrative, procedural, and temporary work requirements.
  3. Section [074100 - Metal Roof Panels:] [076100 - Sheet Metal Roofing:] [_____ - ______:] Metal roof system.
  4. Section [077253.01] [077253.02] - Snow Guards: Snow guards for metal roof system.
  5. Section [_____ - ______]: Roof-mounted [equipment.] [walkways.] [parapet bracing.] [solar panels.] [accessories.] [____.]
  6. Section [_____ - ______]: Roof-mounted piping.
  7. Section [_____ - ______]: Roof-mounted conduit.

1.2REFERENCES

  1. Aluminum Association (AA) ( - Aluminum Standards and Data, 2003 Edition.
  1. ASTM International (ASTM) (
  2. B85-03 - Standard Specification for Aluminum-Alloy Die Castings.
  3. B221-04a - Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes.
  4. E527-83(2003) - Standard Practice for Numbering Metals and Alloys.

1.3SYSTEM DESCRIPTION

  1. Roof accessory attachment system to provide attachment to standing seam metal roofs:
  2. With only minor dimpling of panel seams.
  3. With only round point set screws.
  4. Without penetrations through roof seams or panels.
  5. Without use of sealers or adhesives.
  6. Without voiding roof warranty.

1.4SUBMITTALS

Limiting submittals to only those actually required helps to minimize liability arising from the review of submittals. Minimize submittals on smaller, less complex products.

Include the following for submission of shop drawings, product data, and samples for the Architect's review.

  1. Submittals for Review:
  2. Shop Drawings: Show locations of clamps on roof, clamp spacing, and type of component being attached.
  3. Product Data: Include product description and installation instructions.
  4. Samples: Samples of typical clamp.
  1. Quality Control Submittals:
  2. Test results: Results of product load testing performed on panel seams.

Include the following for submission of sustainable design submittals.

  1. Sustainable Design Submittals:

Include the following for projects located within 500 miles of the Metal Roof Innovations, Ltd. fabrication facility.

  1. Regionally manufactured products: Certify location of material manufacturer and distance from manufacturer to project site.

Include the following for submission of closeout submittals for the Owner's record purposes.

  1. Closeout Submittals:
  2. Certification: Installer's certification that roof attachment system was installed in accordance with manufacturer's instructions and approved Shop Drawings.

1.5QUALITY ASSURANCE

For projects where loading is critical, include the following for testing of the attachment system on the specific standing seam to be used for this project; delete for smaller, less critical installation. Coordinate with submittal requirements specified under "Submittals."

  1. Load Testing:
  2. Provide product tensile load testing performed by a recognized independent testing laboratory.
  3. Test loading to failure on mockup of specific panel seams proposed for this Project, performed in direction parallel to seams.

Include the following for full size mockups for review of construction and coordination of work of several sections.

  1. Mockup:
  2. Size: [Minimum of [two] [____] panel seams.] [____.]
  3. Show: Panel seams, clamps, and roof accessory being attached.
  4. Locate [where directed.] [____.]
  5. Approved mockup may remain as part of the Work.

1.6WARRANTIES

  1. Provide manufacturer’s 1 year warranty providing coverage against defects in materials and workmanship.

1.7MAINTENANCE

Include the following for extra materials for the Owner's use in performing maintenance after completion.

  1. Extra Materials: Provide [30] [__] extra clamps with set screws and attachment bolts.

PART 2- PRODUCTS

2.1MANUFACTURERS

  1. Contract Documents are based on products by Metal Roof Innovations, Ltd. (

Edit the following to indicate whether or not substitutions will be permitted for the products in this section.

  1. Substitutions: [Under provisions of Division 1.] [Not permitted.]

2.2COMPONENTS

Include the following for standard aluminum clamps.

  1. Standard Clamps:
  2. Manufactured from 6061-T6 aluminum extrusions conforming to ASTM B221 or aluminum castings conforming to ASTM B85 and to AA Aluminum Standards and Data.
  3. Clamp model: No. [S-5-U.] [S-5-E.] [S-5-T.] [S-5-K.] [S-5-Z.] [S-5-R.] [S-5-T2.]
  4. Set screws: 300 Series stainless steel, 18-8 alloy, 3/8 inch diameter, with round nose point, two per clamp.Cup-point setscrews are not permitted.
  5. Attachment bolts: 300 Series stainless steel, 18-8 alloy, 10 mm diameter, with flat washers.

**** OR ****

Include the following for light duty aluminum clamps.

  1. Mini Clamps:
  2. Manufactured from 6061-T6 aluminum extrusions conforming to ASTM B221 or aluminum castings conforming to ASTM B85 and to AA Aluminum Standards and Data.
  3. Clamp model: No. [S-5-U Mini.] [S-5-E Mini.] [S-5-T Mini.] [S-5-Z Mini.]
  4. Set screw: 300 Series stainless steel, 18-8 alloy, 3/8 inch diameter, with round nose point, one per clamp.Cup-point setscrews are not permitted.
  5. Attachment bolts: 300 Series stainless steel, 18-8 alloy, 8 mm diameter, with flat washers.

**** OR ****

Include the following for brass clamps.

  1. Clamps:
  2. Manufactured from red brass, Copper UNS Alloy No. C23000.
  3. Clamp model: No. S-5-B.
  4. Set screws: 300 Series stainless steel, 18-8 alloy, 3/8 inch diameter, with round nose point. Cup-point setscrews are not permitted.
  5. Attachment bolts: 300 Series stainless steel, 18-8 alloy, 10 mm diameter, with flat washers.

**** OR ****

Include the following for light duty brass clamps.

  1. Mini Clamps:
  2. Manufactured from red brass, Copper UNS Alloy No. C23000.
  3. Clamp model: No. S-5-B Mini.
  4. Set screw: 300 Series stainless steel, 18-8 alloy, 3/8 inch diameter, with round nose point, one per clamp.Cup-point setscrews are not permitted.
  5. Attachment bolts: 300 Series stainless steel, 18-8 alloy, 8 mm diameter, with flat washers.

PART 3- EXECUTION

3.1EXAMINATION

  1. Prior to beginning installation, verify that:
  2. Panel seaming is complete.
  3. Panel attachment is sufficient to withstand loads transferred from clamps.
  4. Installation will not impeded roof drainage.

3.2PREPARATION

  1. Clean seam areas to receive clamps; remove loose and foreign matter that could interfere with installation or performance.

3.3INSTALLATION

  1. Install clamps in accordance with manufacturer's instructions and approved Shop Drawings.
  1. Place clamps in neat, straight rows, evenly spaced.

Include the following only for standard clamps; delete for Mini Clamps.

  1. Place both set screws on same side of clamp.
  1. Tighten set screws to manufacturer's recommended torque.

Include the following when installation relies on tested load-to-failure values.

  1. Randomly test set screw torque using calibrated torque wrench.

END OF SECTION

S-5! Clamp07 72 55-1Roof Accessory Attachment System

Metal Roof Innovations, Ltd.11/23/05