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Filon V Flow GRP Dry Fix Valley Trough Top Closure - 90 Degrees

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£36.62 Incl. VAT
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FILON has been producing GRP (Glass Reinforced Polyester) products for over 50 years and produced the first GRP valley gutters for the UK market in the 1980’s.

The V-Flow DF valley trough range caters for tiles and slate roof materials and allows for even the deepest tile profile to be used, with the GDFVT110 valley trough.

This dry-fix system has been developed to eliminate the problems associated with the use of cement mortar and is finished in grey to simulate the appearance of lead.


  • The flexible closures are finished in matt black.
  • Filon V-Flow DF valley troughs have a minimum life expectancy of 20 years.
  • FILON’s V-Flow DF valley troughs and accessories are fully recyclable at end of life.


  • 600mm x 600mm


Length 600mm Thickness 1.5mm Width 600mm


Colour Matt Black Angle 90 Degrees Height 70mm
Type Valley
Range V-Flow


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5 / 5 1 reviews
Graham Handley
Reviewing Filon GRP V Flow 70mm Dry Fix Valley Trough Top Closure - 90 Degree
26th June 2021
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