Power flush cost in Portsmouth
Real prices for power flush in Portsmouth appear here once enough local people have shared what they paid.
What Portsmouth heating engineers advertise
2 local businesses publish £300 on their own websites.
| Business | Advertised price | |
|---|---|---|
| Southern Powerflushing Price applies in Portsmouth · outside Portsmouth varies. Blocked-pipe flush £300+ | £300 | See price ↗ |
| RMWS Plumbing Range £300-£600 depending on system size · free written quote | from £300 | See price ↗ |
Prices as published on each business's own website, checked November 2026. Advertised prices aren't prices paid, so they're not included in our price figures. Always confirm with the business. Not a recommendation or endorsement.
Advertised nearby
2 local businesses publish prices from £540 to £590 on their own websites.
| Business | Town | Advertised price | |
|---|---|---|---|
| Dunlop Plumbing Priced by radiators: up to 8 radiators, +£50 each additional radiator | Fareham | £540 | See price ↗ |
| Gas-Fix Up to 14 radiators | Petersfield | from £590 | See price ↗ |
Prices as published on each business's own website, checked November 2026. Advertised prices aren't prices paid, so they're not included in our price figures. Always confirm with the business. Not a recommendation or endorsement.
What affects the price
Every job is different. Read our full power flush cost guide for what drives the price, what a good quote should include, and questions to ask before you hire.