Fastensol 140mm Mini Rail - Silver

The Fastensol 140mm mini-rail provides an efficient rail-less mounting solution for installing sol...

Best current price£2.71from City Plumbing GB

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City Plumbing GBFastensol Silver 140Mm Mini Rail, Excludes Screws And Rubber Pads
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£2.71
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B&Q - Fastensol Solar Pv Mini Rail Trapezoidal Mount
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Product Information

Full details

The Fastensol 140mm mini-rail is designed for solar installers and DIY enthusiasts looking for a streamlined, rail-less mounting system for landscape solar module installations on trapezoidal sheet metal roofs. It offers the key benefit of a compact, low-profile footprint that reduces material weight and simplifies the setup process, though users should be aware that the necessary mounting screws and EPDM rubber seals are not included with the rail and must be purchased separately.

All features

ColourSilver
BrandFastensol

Extended Product Information

FAQs

Are the screws included with the rail?

No, the screws and EPDM seals must be sourced separately.

What screws are recommended for this rail?

It is recommended to use 2x 666740 Fastensol screws (6.3mm X 25mm).

Do I need EPDM seals?

Yes, 2x 666739 Fastensol EPDM seals are required per rail to ensure a waterproof connection to the roof.

Is this rail suitable for portrait orientation?

The rail is specifically optimized for landscape solar module installations.

What types of roofs is this compatible with?

It is designed for trapezoidal sheet metal roofing.

What clamps work with this rail?

This rail is compatible with standard Fastensol Mid and End clamps.

Troubleshooting

Rail feels unstable after installation

Verify that the correct Fastensol screws were used and ensure they are driven into the structural purlin or secure portion of the trapezoidal rib.

Water leakage around mounting points

Ensure that the required EPDM seals are properly seated between the rail and the metal roof surface.

Pros and Cons

Pros

  • Compact and lightweight for easy transport and handling
  • Streamlined installation process on trapezoidal sheet metal
  • Professional, low-profile aesthetic
  • Compatible with a wide range of Fastensol clamping hardware

Cons

  • Mounting screws and EPDM seals sold separately
  • Requires specific roof profile compatibility
  • Installation requires precise alignment for optimal results

Setup, Compatibility & Care

To install, ensure the trapezoidal roof surface is clean and free of debris. Use the recommended 2x 666740 Fastensol screws (6.3mm X 25mm) paired with 2x 666739 Fastensol EPDM seals for each rail to ensure a watertight seal and structural integrity. Always check the manufacturer's torque specifications for the screws to prevent over-tightening. Periodic maintenance involves inspecting the EPDM seals for degradation and ensuring the clamps remain securely fastened to the rail after significant weather events.

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