System power flush in Reigate
- Fixed price
The short answer
Clean sludge from heating
- Price from
- £450.00
- Time on site
- 4 to 8 hours
What you get
Your central heating system will be thoroughly cleaned to remove accumulated sludge and rust.
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When do you need a System power flush?
You might need a flush if your heating feels sluggish or starts making strange noises. The law requires landlords to keep heating in good working order for tenants.
- Radiators have cold spots at the bottom
- Heating takes a long time to warm
- The boiler makes banging or whistling noises
- You are fitting a brand new boiler
- Water is dark when bleeding your radiators
What happens on the day
A Gas Safe engineer will bring a large machine to pump water through your home. They usually connect it to your central heating pump or a radiator.
- Engineer adds chemicals to dissolve old sludge
- Each radiator is cleaned one by one
- Vibrating tools help loosen stubborn internal rust
- Magnetic filters catch all the metallic debris
- The process takes four to eight hours
- Fresh water and protector fluid are added
How to prepare
- Clear space around every radiator
- Move furniture away from the boiler
- Locate your main water stop tap
- Show the engineer all your radiators
- Check for any existing pipe leaks
- Inform neighbors if using shared pipes
- Make sure the engineer has parking
- Keep pets and kids away from hoses
How to improve your result
- Install a permanent magnetic system filter
- Use high quality chemical inhibitor fluid
- Bleed your radiators twice a year
- Run heating briefly during the summer
- Insulate any exposed loft pipes
- Upgrade old or leaking radiator valves
Why it is useful day to day
A clean system works much better and saves you money on gas. Your home will feel warmer and your boiler will run more quietly.
- Radiators heat up much faster now
- Lower risk of expensive boiler breakdowns
- Monthly energy bills often go down
- Heat is spread evenly across rooms
- Your boiler warranty stays fully valid
Why we ask these questions
A power flush clears blockages that stop heat moving around your home. It is often a condition of your boiler warranty to have this done.
- Ask if your pipes are suitable
- Check if a filter is included
- Confirm the total number of radiators
- Ask about the chemical inhibitor used
- See if they use magnetic cleaning
Frequently asked questions
Often needed alongside
- Fixed price
- Recurring
Annual boiler health check
Service plus safety check
- Fixed price
- Recurring
Oil & LPG system check
Service for off-grid heating
- Recurring
Gas fire & stove service
Service or repair fires and stoves
- Urgent
Boiler breakdown
Diagnose and repair
Radiators & valves
Fit, move, repair, bleed
- Recurring
Hot water cylinder
Unvented and immersion repair or replace
- Urgent
Electrical fault finding
Tripping, no power, faults
Sockets, switches & lights
Add, move or replace