Available finishes

  • Aluminum mill (A)
  • Black (B)

Part numbers

  • QMLM A 0151 (mill)
  • QMLM B 0152 (black)
  • QMLM-ST A 0214 (mill)
  • QMLM-ST B 0215 (black)
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L-Mount® Series
Item Code: QMLM & QMLM-ST

The L-Mount Series are designed for cost-effective, one-bolt installation onto existing composition/asphalt shingle roofs. Quick Mount PV engineered its patented Elevated Water Seal Technology® into an integrated L-foot and flashing for super-fast, single-lag bolt installation with unparalleled waterproofing. The L-Mount Series comes with lag bolt or structural screw attachment options for maximum versatility and works with all leading racks. The L-foot can be rotated 360 degrees for optimal adjustability and positioning of the rail.

The L-Mount features a 9 x 12-inch aluminum flashing with alignment guides and rounded corners to easily slide under shingles and speed installation on the roof.


  • Works with QRail and all leading racks
  • Available with lag bolt or structural screw attachment options
  • Patented Elevated Water Seal Technology®
  • L-foot can be rotated 360 degrees for optimal versatility
  • Fast, simple one bolt installation, no shingle cutting
  • 9" x 12" aluminum flashing
  • Meets or exceeds roofing industry best practices; 100% IBC compliant
  • 18-8 stainless steel hardware (included)
  • Alignment guides
  • 25-year warranty
  • Product Patent Information
  • Available through leading distributors

WARNING: Quick Mount PV products are NOT designed for and should NOT be used to anchor fall protection equipment.

Product Resources

L-Mount: 30 Second Installation

L-Mount Series: See How It Works

The QBlock Elevated Water Seal Technology®

Installation Guide (PDF 1.1M)
L-Mount with lag bolt Engineering report (PDF 1.5M)

L-Mount with structural screw Engineering report (PDF 1.1M)

States & Provinces Code Compliance Certification Letters

Rail Compatability Engineering Reports

CAD drawing
DWG (1.1M) • PDF (60K)

Product Specifications

Each mount kit (4 or 12 per box) includes:

  • .04" thick, 9" x 12" aluminum flashing
  • Single-slot L-foot for .438" OD fastners
  • Hex-head lag screw, 5/16" x 4" or T-30 hex washer head structural screw, 5/16" X 4-1/2
  • EPDM bonded sealing washer, 5/16" x 3/4"

Flashing size 9" x 12"
Tools needed for installation
  • Tape measure
  • Roofer's bar/shingle ripper
  • Chalk line
  • Stud finder
  • Caulking gun
  • Sealant compatible with roofing materials
  • Drill with 7/32" bit
  • Drill or impact gun with 1/2" socket
Applicable roof types Standard and high-definition composition/asphalt shingle roofs with 5" to 5-5/8" courses
Available finish
  • Aluminum mill
  • Black
Compatible racks
"When I'm punching dozens of holes to mount a solar array, I need to be certain there are no points of failure. Only Quick Mount gives me that assurance."
Tony Diaz, Century Roof & Solar
"I learned the hard way at a previous employer. Now I trust every job I can to Quick Mount PV. "
Justin McComas, Baker Electric Solar
"With our severe Rocky Mountain winters, only Quick Mount PV delivers the installation speed and absolute confidence we need."
Will Serene, Independent Power Systems
"We all agreed that only Quick Mount PV could give us the confidence we needed in mounting a big job like this."
Andy Tyson, Creative Energies
"Quick Mounts are better quality, more cost effective, and easier to install than any brand we've used."
Darren Malvin, American Solar
"I've been a roofer for 30 years and I know quality when I see it. Quick Mounts are the real deal."
Mark Fambrini, Mark Fambrini Renovations
"Thanks to Quick Mount PV, the alliance between roofing and solar is stronger than ever."
Chip Upshaw, Fidelity Roof
"I've tried a lot of attachment options, but here in the rainy Pacific Northwest, there is only one product I can trust on my customers' homes. Once we started using Quick Mounts we never stopped."
Sarah Freel, Synchro Solar

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