Single Ply 2-Pipe Fence-Style Snow Guard Bracket

Single Ply 2-Pipe Fence-Style Snow Guard Bracket

Powder coating available for an additional fee:

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Aluminum bolt-down bracket and stainless steel base plate mount for 2-Pipe Fence-Style snow guard systems mounted on single-ply membrane roofs.

Roof Mounting Method:

  • Base plate fastens into roof deck or sub-structure.
  • Flashing membrane is applied over the base plate with upright bolts exposed.
  • Upright is attached to exposed base plate bolts, ensuring a watertight seal.
Price (for contractor pricing call 877-414-7606 or email info@rockymountainsnowguards.com)
$35.25
Aluminum

Snow Retention System: 

  • Fence Style Snow Guards

Product Category: 

Roof Type Category: 

  • Single Ply Membrane

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Product Cut Sheet

Single Ply 2-Pipe Fence-Style Snow Guard Bracket Cut Sheet

Drift II Single Ply Fence-Style Snow Guard Cut Sheet 1
Drift II Single Ply Fence-Style Snow Guard Cut Sheet 2
Drift II Single Ply Fence-Style Snow Guard Cut Sheet 3
Drift II Single Ply Fence-Style Snow Guard Cut Sheet 4
Download Detailed Cutsheet (PDF): 
rmsg-single-ply-2-pipe-bracket-cut-sheet.pdf

Materials List:

  • Aluminum Upright w/ Stainless Steel Base Plate

Notes:

  1. Snow guards are to be installed to manufacturer’s specifications
  2. Contact manufacturer for selected layout.
  3. For custom materials contact manufacturer.
  4. Other sizes are available on a custom basis.

Installation Instructions

Single Ply 2-Pipe Fence-Style Snow Guard Bracket with Base Plate Installation Instructions

Single Ply 2-Pipe Fence-Style Snow Guard Bracket with Base Plate system is comprised of 3 parts:

  1. Aluminum 2-pipe fence-style snow guard bracket upright
  2. Target flashing (not supplied by Rocky Mountain Snow Guards)
  3. Stainless steel base plate

Instruction Steps:

1)

Installation of the Base Plate:

  1. The Stainless Steel Base Plate is placed on top of the finished roof system and located as indicated on 

    the snow retention plan provided by Rocky Mountain Snow Guards.  Generally, the snow fence system 

    will be 12” from the eave edge.  The base plate is positioned with 3 attachment holes at the top.
  2. The base plates are fastened into place with 5 fasteners of the type recommended for the specific job 

    conditions.  The Drift II Single Ply bracket is usually fastened into solid wood blocking on insulated 

    roofing systems although fastening through wood decking is also acceptable provided there is no 

    insulation between the decking and the membrane.

2)

Installation of the Target Flashing: (not supplied by Rocky Mountain Snow Guards)

  1. The Target Flashing must be of the same material as the roofing system.   
  2. Each Target Flashing should be a minimum of 12” x 12”.   
  3. Holes are cut through the Target Flashing to correspond with the upright studs on the Stainless Steel Base Plate. 
  4. Apply sealant around each upright stud and push flashing into place over the studs. 
  5. Heat seam, tape or glue the Target Flashing to the roof membrane as required by the membrane manufacturer.

3)

Installation of the 2 Pipe Aluminum Upright: 

  1. Slide the upright over the upright studs. 
  2. Tighten the supplied Stainless Steel nuts.

Tools Needed

  • Drill
  • Appropriate sealant
  • Appropriate fasteners
Download Installation Instructions (PDF): 
rmsg-single-ply-2-pipe-bracket-installation-instructions.pdf

Installation Notice

  1. Rocky Mountain Snow Guards can provide job specific snow retention plans with bracket spacing, recommended fasteners, bracket spacing and snow fence locations. 
  2. Powder coating is available at an additional charge.

3-Part Specification

Download Specification Sheet (PDF): 
rmsg-single-ply-2-pipe-bracket-specification-sheet.pdf

PART 1-GENERAL 

1.1  SUMMARY 

A. WORK INCLUDES

1. Drift II Single Ply 2 pipe snow brackets, attached to the roof deck. 

2. Provide appropriate snow bracket and snow bracket accessories for the roofing system.

3. Provide approved fasteners for attachment of brackets. 

B. RELATED SECTIONS

1. Section 07500 Membrane Roofing

2. Section 07600 Flashings and Sheet Metal 

3. Division 7 Thermal and Moisture Protection

4. Division 1 Administrative and procedural requirements 

1.2  SYSTEM DESCRIPTION 

A. COMPONENTS

1. Drift II Single Ply Bracket system comprised of 2 pipe aluminum upright, stainless steel base plate 

and stainless steel attachment nuts.

2. Target patch of single ply material identical to roofing membrane to cover and seal the base plate.

3. Appropriate fasteners to attach base plate to roof structure.

4. Aluminum Tubing with swaged ends to couple 2 pieces together.

5. Tubing Caps

6. Tubing Collars

7. Ice Flags

B. DESIGN REQUIREMENTS

1. Bracket and row spacing to be determined by manufacturer or engineer.

2. Structure must be able to withstand snow load held on roof. 

1.3  SUBMITTAL 

A. Submit manufacturer’s specifications, detail drawings, recommended layout and installation instructions 

1.4  QUALITY ASSURANCE 

A. Installer to be experienced in the installation of roofing materials and snow retention products. 

1.5 DELIVERY, STORAGE AND HANDLING 

A. Material to be inspected upon delivery for damage and stored in a safe, dry location prior to installation. 



PART 2 – PRODUCTS 

2.1  MANUFACTURER

A. Rocky Mountain Snow Guards, Inc. 2055 S. Raritan, Denver, CO 80223, (877) 414-7606,      

www.rockymountainsnowguards.com. 

2.2  MATERIALS 

A. Drift II Single Ply upright in extruded 6061-T6 aluminum.

B. Drift II Single Ply base plate in 11 gage 304 stainless steel with two 3/8” threaded stainless steel studs 

welded to the base plate and 5 tapered 3/8” holes for screw attachment to the roof deck.

C. Target Patch minimum 12” x 12” of the same material as the roof membrane.

D. Tubing is 6061-T6 aluminum with 1” outside diameter and .0125 wall thickness, swaged on one end for 

attachment to adjacent tube.

E. Tubing Caps are 302 stainless steel

F. Tubing Collars are 6061-T6 aluminum with stainless steel set screws.

G. Ice Flags are 6061-T6 aluminum with stainless fasteners. 

2.3  MATERIAL FINISH 

A. All materials are mill finish. 

B. Powder coated for an additional cost. 



PART 3 – EXECUTION 

3.1 EXAMINATION

A. Verify structure will accommodate ground snow loads and drifting loads present at the job site.

B. Verify that attachment of the metal roofing panels will accommodate the loads incurred by the addition of 

the snow retention system 

3.2 INSTALLATION

A. Follow architectural drawings or drawings supplied by manufacturer for location of snow brackets.

B. Follow manufacturer’s installation instructions and layout guide. 

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