Flat Roof Repair by Problem: Cracks, Splits, Seams, Edges and Leaks

Flat Roof Repair by Problem

Different flat-roof leaks need different diagnosis. Use this problem index to reach the most relevant SealForge guide rather than applying a generic coating without identifying the defect.

Crack

Start with Flat Roof Crack Repair. For GRP specifically, see GRP Fibreglass Roof Cracks and Leaks.

Split

See Flat Roof Split Repair: What to Check Before You Patch It.

Joint or seam

See Flat Roof Joint or Seam Leaking.

Edge or trim

See Flat Roof Leaking at the Edge or Drip Trim.

Wall or upstand

See Flat Roof Leak at a Wall or Upstand.

Rooflight, skylight or lantern

See Flat Roof Leak Around a Rooflight and Flat Roof Leaking Near a Skylight or Roof Lantern.

Outlet or drain

See Flat Roof Outlet and Drain Leak Guide.

Pipe or penetration

See Flat Roof Leak at a Pipe or Penetration.

Ponding water

See Flat Roof Ponding Water.

Not sure where the leak is?

Use How to Find a Leak in a Flat Roof or the Flat Roof Leak Help Centre.

Considering a reinforced local repair?

Read Is a Liquid Flat-Roof Repair Right for My Roof?. If appropriate, view the SealForge Reinforced Flat Roof Repair Kit.