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Compare free flat roof repair quotes from Cardiff roofers. Areas covered include Canton, Roath, Grangetown, Llanishen, Splott, Whitchurch...
Last updated: 1 Sep 2026
1 Sep 2026
Flat Roof Felt Repair — Felt, about 10m² (Heath). Vegetation growth around edges. Narrow side passage; debris removal tricky. Insurance inspection pending.
31 Aug 2026
Llandaff: Bitumen Roof Patch on 9m² Corrugated. Rust around fixings. Scaffold tower likely (two-storey rear). persistent since spring.
27 Aug 2026
Cathays: Felt Edge Reseal on approx. 14 square metres Felt. Lifted seam causing drip. Rear garden only, narrow ladder access. worsened over the past month.
25 Aug 2026
Parapet Asphalt Crack — Asphalt, about 35m² (Grangetown). Soft spot around outlet. Narrow side passage; debris removal tricky. worsened over the past month.
24 Aug 2026
Loose Seams Repair in Penylan on about 16m² Metal roof. Issue: Seam/joint split. Access: Rear garden only, narrow ladder access.
18 Aug 2026
Metal Roof Fix — Metal, approx. 16 square metres (Whitchurch). Seam/joint split. Front driveway, easy ladder access. first seen this winter.
17 Aug 2026
Felt Edge Reseal — Felt, approx. 10 square metres (Rhiwbina). Blistering and splits. Scaffold tower likely (two-storey rear).
14 Aug 2026
EPDM Puncture Repair in Pontcanna on larger area (~20m²) EPDM roof. Issue: Split seam at corner. Access: Narrow side passage; debris removal tricky. worsened over the past month.
12 Aug 2026
Rubber Roof Seam Fix in Ely on about 30m² EPDM roof. Issue: Split seam at corner. Access: Front driveway, easy ladder access.
7 Aug 2026
Asphalt Patch Repair in Llanishen on larger area (~16m²) Asphalt roof. Issue: Previous patch has failed. Access: Rear garden only, narrow ladder access. persistent since spring.
6 Aug 2026
Cathays: Flat Roof Felt Repair on approx. 15 square metres Felt. Blocked gutter or downpipe. Scaffold tower likely (two-storey rear). worsened over the past month.
2 Aug 2026
Mineral Felt Patch — Felt, approx. 10 square metres (Cathays). Lifted seam causing drip. Neighbour access arranged. Small business owner needs urgent repair.
| Job | Basis | Typical Range |
|---|---|---|
| Small patch repair | job | £128 — £268 |
| Edge reseal (localised) | job | £193 — £375 |
| Felt re-cover (20m²) | 20m² | £1,284 — £1,926 |
| GRP re-cover (20m²) | 20m² | £1,712 — £2,568 |
| EPDM re-cover (20m²) | 20m² | £1,605 — £2,354 |
Guide prices only. Actual quotes vary by access, substrate condition, detailing, and material choice.
| Material | Count | Share |
|---|---|---|
| Corrugated | 5 | 17% |
| PVC | 4 | 13% |
| Metal | 6 | 20% |
| Felt | 8 | 27% |
| GRP | 1 | 3% |
| Asphalt | 4 | 13% |
| EPDM | 2 | 7% |
Based on quote requests logged for Cardiff in the last 12 weeks.
28 Aug 2026
Loose laps causing drips on a Felt roof. Cleaned, primed and re-adhered; perimeters dressed and outlets cleared.
| Step | Description | Minutes |
|---|---|---|
| Clean & prime | Clean edges; apply primer for adhesion. | 18 |
| Adhere & dress | Re-bond laps; heat assist; dress cap sheet. | 39 |
| Perimeter checks | Inspect upstands; seal pinholes. | 18 |
Estimated time: ~75 minutes
21 Aug 2026
Loose fixings on Metal re-tightened; seams tidied and sealed.
| Step | Description | Minutes |
|---|---|---|
| Survey | Identify loose fixings. | 10 |
| Tighten | Re-tighten/replace. | 16 |
| Seal seam | Apply sealant or tape. | 14 |
Estimated time: ~40 minutes
We always recommend hiring qualified Cardiff roofers for flat roof repairs - especially for larger leaks, structural issues, or anything above ground-floor level. If you have experience, the right tools and PPE, and the task is minor, some small fixes may be attempted yourself.
Unit 36 Portmanmoor Rd, Estate, Cardiff CF24 5HB
Unit B1, St. Catherine's Park, Pengam Road, Cardiff CF24 2RZ
Gate 2, Whittle Road, Cardiff, CF11 8AT
Note: Merchant listings are provided for convenience; we don’t endorse any particular supplier.
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