Manual
Table Of Contents
©
2021 IRONRIDGE, INC. VERSION 3.1 FLUSH MOUNT INSTALLATION MANUAL - 5
1. PLACE ATTACHMENTS
A. CONNECT SPLICES
Use Classic Splice or BOSS(Bonded Structural Splice), as needed, to join multiple
sections of Rail.
Classic Splice
Insert Classic Splice 6" into rst Rail and secure with two self-drilling screws, spacing
them approximately 1” apart and tightening to 20 in-lbs. Slide second Rail over Classic
Splice and secure with two more self-drilling screws.
➢ For Classic Splice, insert screws along the provided lines.
➢ Refer to Structural Certication letters for Classic Splice location
requirements.
➢ Screws can be inserted on front or back of rails.
BOSS - Bonded Structual Splice
Insert BOSS into rst Rail up until the Stop Tab. Slide second Rail fully into place.
➢ Rows using Classic Splice or BOSS and exceeding 100 feet of Rail must use
Expansion Joints.
➢ UFO and Bonding Hardware must be installed 1" away from the point where
two Rails join together.
B. PREPARE HARDWARE
Slide square-headed bolts into side-facing rail slot. Space out bolts to match
attachment spacing.
➢ Tape ends of rail, to keep bolts from sliding out while moving.
➢ If using T-
bolts, carry hardware onto roof and proceed.
C. ATTACH RAILS
Drop rail with hardware into roof attachment. Level rail at desired height, then torque to
250 in-lbs.
➢ Rail can face either upslope or downslope on roof.
2. PLACE RAILS
C
Torque to
250 in-lbs
B
Preload and Space
Square Bolts
A
Torque to
20 in-lbs
6" Inside Rail
Tested or evaluated third-party roof attachments:
• Anchor Products - U-Anchor
• S-5! Standing Seam Metal Roof Clamps - Certication of metal
roof clamps includes bonding to both painted and galvalume
metal roofs. Tighten S-5! and S-5! Mini set screws to 130-
150 in-lbs (≥ 24 gauge) or 160-180 in-lbs (22 gauge) roofs. Tighten S-5! M10 bolt to 240 in-lbs or S-5! Mini M8 bolt to 160 in-lbs. Use the
following fastening guidelines for other S-5! roof clamps: ProteaBracket™ - rmly seat roof screws and tighten hinge bolt to 225 in-lbs;
RibBracket™ - rmly seat roof screws and tighten M8 bolt (M8-1.25 x 22mm sold separately) to 160 in-lbs; and SolarFoot™ - rmly seat
roof screws and tighten M8 ange nut to 160 in-lbs.
• EcoFasten Green Fasten GF-1 Anchors
• Rooftech RT-Mini - Attach to L-foot using 5/16-18 x 1.25" stainless steel bolt and nut torqued to 132 in-lbs.
• Quickscrews Solar Roof Hooks, Ejot Aluminum Roof Hooks, Unirac Creotecc Tile Hooks, or Solarhooks - Attach to XR Rails with L-Foot
or 3/8” Bonding Hardware Kit torqued to 250 in-lbs.
The general installation method for attachments is to
locate a rafter, drill a pilot hole and install the attachment.
For composition roof attachments installation instructions
refer to page 10. For tile roof attachments refer to page
12. For low slope roof attachments refer to page 15.
When using approved third party attachments, refer to
manufacturer's install instructions.
1"
Classic Splice
BOSS
Insert Rail untill fully seated
against Stop Tab