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What's a 'power flush after a new CH boileris installed?' What's involved, how long does it take and what does it do?

TIA
 
this is to prevent debris damaging boiler components, but it is usually done before the installation and it is good practice to fit a central heating filter to prevent further damage
 
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Dear God, how the hell can they charge that much for a couple of hours work flushing a system?

Its not just a couple of hours though. I've been on flushes that have taken all day. Then you've got the cost of the machine itself to pay for, then the cost of chemicals and specialist tools you may need, plus you need to cover your costs should any unforeseen problems arise from doing the actual flush.
 
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Its not just a couple of hours though. I've been on flushes that have taken all day. Then you've got the cost of the machine itself to pay for, then the cost of chemicals and specialist tools you may need, plus you need to cover your costs should any unforeseen problems arise from doing the actual flush.

Straight out of the British gas handbook... :30:
 
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the machine and equipment costs £1200 to £2000 and it takes between 4 to 8 hours to do on average. You have to pay for your van, your PLI, your fuel, your other business running costs etc......

as the saying goes you get what you pay for. 🙂


best to steer clear of large companies and use a local engineer, get some quotes.
 
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im not particullarly cheap im about £200 more then most people in my area but im there all day fit a new pump and mag clean, use good chemicals and nutralise the system after if ive had to use a heavy chemical. oh and i remove the f&e tank wash it out and loop the f&e pipes in with a isolator so they all get cleaned too.

there are still many who disagree with power flushing and im sure some will be along in a bit. but i do it and see how much comes out and there is no way on most of the ones i do a normal chemical clean would touch them.
 
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You can hire a professional powerflush machine for fifty pounds from HSS Hire (February offer), anyone of average intelligence who can read can do it - you need to be fit enough to climb up into the loft, and not prone to dying of boredom.

First time round with 12 radiators will probably take around 8 to 10 hours.
 
That's all we want - a decent job for fair price; is that too much to ask for?

what do you think a decent price is?

the average price is what £300-£500at a guess dependant on area and work involved.
for a good days labour from a skilled tradesman with all the costs involved probably making a wage of £150 for the days work.

seems a good price to me, my car garage charges £95 per hour labour, that over 8 hours is £760 for labour then parts ontop.

what quoted prices have you had? maybe somebody on the forum lives near you and can give you a price?
 
That's all we want - a decent job for fair price; is that too much to ask for?

Outside of London you will be able to get it done for around 300 pounds.

British Gas charge as much as 800 pounds, and say they guarantee it - which actually means they will then include the water in the system under a Home Care Service contract - which is around 20 pounds per month. End the contract, and the so called guarantee ends too.
 
Dear God, how the hell can they charge that much for a couple of hours work flushing a system?

If its that lucrative why arent you doing it youself ? If you run your own business like many people here then you will know that you dont trouser everything you charge and have overheads to pay for.
 
I bought a Kamco power flush machine 2 weeks ago and got it brand new for £1080 and the Kamco guy told me I got a really good deal as they charge £1020 + VAT and then I will be buying more equipment as I go like the magnetic filter and pump head adaptor. As you can see there is a big outlay!
 

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