Junctions & Flashings

Roof Valley Repairs

Fixing the channel where two roof slopes meet — one of the highest water-volume points on the whole roof.

A lead-lined roof valley channelling rainwater between two tiled roof slopes, with moss and leaf debris caught at the edges.

About Our Roof Valley Repairs Service

A valley is the internal angle formed where two roof slopes meet, and because it collects the water running off both sides, it deals with a far greater volume of water than any other part of the roof covering during heavy rain. That valley is usually lined with either a lead channel or a valley tile system, and either can fail — lead can crack, corrode or work loose at its fixing points, while valley tiles can crack or their overlaps can be disturbed. On top of material failure, valleys are also a natural place for leaves, moss and general debris to collect, and a blocked valley forces water to back up and find another way past the lining rather than running off cleanly. Given how much water passes through a valley in any real downpour, even a small fault here tends to show up as a leak faster than an equivalent fault on an open slope.

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Benefits of Our Roof Valley Repairs Service

  • Repairs both lead-lined and valley-tile systems
  • Clears debris that can be forcing water to back up and find another route in
  • Addresses a high-water-volume point that leaks fast when something's wrong

Roof Valley Repairs — Frequently Asked Questions

Roof Valley Repairs — Areas We Cover

Related Services

Chimney Leak Repairs

Tracking down leaks around a chimney — usually the flashing or brickwork, not the chimney stack itself.

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Flashing Repairs

Re-sealing the lead or alternative material that waterproofs every junction on your roof — chimneys, walls, dormers.

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Skylight & Roof-Light Leak Repairs

Sorting leaks around a skylight or roof-light — usually the surrounding seal, not the glazing unit itself.

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Ready to Start Your Roof Valley Repairs?

Book your free no-obligation survey today.