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Oneness SOLAR MOUNTING SYSTEMS

L-Foot Solar Mounting System

for Corrugted Trapezoidal Tin Sheet Roofs

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10 to 25 years, according to our warranty terms

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L-Foot Solar Mounting System for Metal Roofs

L-foot solar mounting system OPVS-LF01 by ONENESS provides a secure and adjustable solution for PV installation on corrugated and trapezoidal metal sheet roofs. The system connects the roof structure to the mounting rails, providing reliable support and flexible installation for commercial and industrial solar projects.

L-foot solar mounting system for metal roof
L-Foot System ONENESS Solar Mounting Systems

Description

The ONENESS L-foot solar mounting system provides a secure and adjustable solution for installing PV modules on corrugated and trapezoidal metal roofs. Designed for reliable roof-to-rail connection, OPVS-LF01 combines aluminum L-feet, mounting rails and stainless-steel fasteners for efficient and durable installation.

Specification

L-Foot: AL 6005-T5, anodized (15 μm layer) – 1pc

Rail fastener:

  • Bolt, spring, washer SUS304/316
  • Nut AL 6005-T5, anodized (15 μm layer) – 1pc

Hex Flange Head Self-Drilling Screws: 6.3 × 80 SUS410 – 1pc

Rubber pad 2mm

PORTRAIT or LANDSCAPE

Up to 1303mm x 2384mm (width x length)

It must be ensured that the roof structure and building structure have sufficient structural load-bearing capacity and that the roof structure has sufficient compressive load-bearing capacity.

Technical Data

ParameterSpecification
ApplicationMetal sheet roofs, trapezoidal roofs, corrugated tin roofs
FunctionConnection between roof surface and solar mounting rails
MaterialExtruded Aluminum AL 6005-T5 (Anodized ≥15μm) + Stainless Steel Fasteners (SUS 304 / SUS 410)
DesignL-shaped profile with elongated slot for height and alignment adjustment
DimensionsStandard height 65 mm / 80 mm (custom sizes available on request)
Fastening MethodSelf-tapping screws, hanger bolts, or rivet nuts with EPDM sealing
Corrosion ResistanceHigh – anodized aluminum + stainless steel hardware
Load CapacityEngineered to withstand wind & snow loads according to EN 1991, AS/NZS 1170
Durability25+ years service life in standard environmental conditions
CompatibilityUniversal fit with most solar mounting rails and roof profiles
CertificationsComplies with international standards (ISO 9227, EN 1991, AS/NZS 1170)
OPVS-LF01 aluminum bracket detail
L-Foot System ONENESS Solar Mounting Systems

L-Foot System

The ONENESS OPVS-LF01 L-foot solar mounting system provides a secure, adjustable connection between PV mounting rails and corrugated or trapezoidal metal roofs. It is engineered for reliable load transfer, accurate rail alignment and long-term performance in commercial and residential solar installations.

Manufactured from anodized AL 6005-T5 aluminum with SUS304 and SUS410 fasteners, the system provides high mechanical strength and corrosion resistance. Project-specific fixing spacing and fastener quantities must be verified for the roof profile, module layout and applicable wind and snow loads.

The adjustable slot simplifies rail positioning and module alignment, while compatible self-tapping screw or hanger-bolt fixation options support efficient installation with appropriate roof sealing.

Why Choose the OPVS-LF01 L-Foot System?

  • Adjustable Alignment: Slotted connections allow accurate rail positioning during installation.

  • Flexible Fixation: Compatible with suitable self-tapping screw and hanger-bolt connections.

  • Durable Construction: Anodized aluminum and corrosion-resistant stainless-steel fasteners support long service life.

  • Broad Compatibility: Suitable for portrait and landscape PV layouts on corrugated and trapezoidal metal roofs.

Roof fixing screw connection detail
Aluminum rail and module clamp connection
L-foot connection to aluminum PV rail
L-Foot System ONENESS Solar Mounting Systems

Why Choose L-Foot System?

  • Faster Installation: Compact rails and self-tapping screws allow for quick mounting, reducing labor time.

  • Lower Costs: Less material compared to full-length rails means significant savings without compromising safety.

  • Durable & Long-Lasting: High-quality anodized aluminum and corrosion-resistant SUS304/316 screws ensure strength and reliability.

  • Application: Perfectly suited for trapezoidal and corrugated metal roofs, supporting PORTRAIT & LANDSCAPE module layouts.

With its combination of strength, speed, and savings, the ONENESS L-Foot System is the ideal choice for installers and project developers looking for an effortless solar mounting solution for metal roofs.

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