boiler - Management want me to replace my brand new boiler

find the make and modal of your unvented cylinder then check with the maker if it is possible to convert the cylinder from unvented to vented. could be one possible way around.
 
I think terminology is getting confused here :roll:

Boiler is the device that heats the water for a ch system.

Hot Water cylinder is what stores the HW for the hot taps, whether this is provided by immersion heaters fitted to the cylinder, or in fact indirectly by a boiler.

What exactly do you have?

Building control have no interest in pressurised 'system' boiler, which is what I take your original post to mean.

BC are however very interested in the installation of an un-vented mains pressure hot water cylinder, which as said already needs to comply with G3 regulations and be fitted by a suitably qualified installer.

From the vagueness in your posts, I take the inspecting engineers comments to mean that the pressure releif valve discharge pipe, from what ever you have, has been terminated, open ended under the bath.

This would explain his comments that it would need to have a hole drilled through external wall and be terminated according to G3 regs outside.

Yes the HEPV0 trap and internal soil stack is an option, but is also a grey area, as not many, if any, unvented cylinder manufacturers actually approve this method yet.
 
I think terminology is getting confused here :roll:

Boiler is the device that heats the water for a ch system.

Hot Water cylinder is what stores the HW for the hot taps, whether this is provided by immersion heaters fitted to the cylinder, or in fact indirectly by a boiler.

What exactly do you have?

Building control have no interest in pressurised 'system' boiler, which is what I take your original post to mean.

BC are however very interested in the installation of an un-vented mains pressure hot water cylinder, which as said already needs to comply with G3 regulations and be fitted by a suitably qualified installer.

From the vagueness in your posts, I take the inspecting engineers comments to mean that the pressure releif valve discharge pipe, from what ever you have, has been terminated, open ended under the bath.

This would explain his comments that it would need to have a hole drilled through external wall and be terminated according to G3 regs outside.

Yes the HEPV0 trap and internal soil stack is an option, but is also a grey area, as not many, if any, unvented cylinder manufacturers actually approve this method yet.

The boiler is an 'Unvented Mains Pressure Water Heater' and the company is Pullin Evolution Stainless steel unvented. I have a website for them on the product manual but it seems to be for an italian website: http://www.varem.com/

Oh well, I have emailed Trading standards and am waiting to hear from them.

Thank you for all those who have helped, or even read my post.
 
Seems like a direct unvented water cylinder, which due to its size, >15 litres, is certainly covered by G3 regs.

The chap who has inspected the installation sounds as though he is correct.
 
Seems like a direct unvented water cylinder, which due to its size, >15 litres, is certainly covered by G3 regs.

The chap who has inspected the installation sounds as though he is correct.



I want a respected independant party to tell me which plumber to trust.Who are G3 regs? Do they have a website or contact details. Perhaps they can send someone round to examine the installation.
 
This is where you will spend some money and time.

You may be better off getting it regularised and putting it down to experience.

You could easily convert it to a vented cylinder running off the water supply tank you must have had (or been connected to) previously.

No BC reporting or emergency discharge is then required. All you have is an expensive cylinder and possibly a lesson learned, always get a reputable contractor.
 
This is where you will spend some money and time.

You may be better off getting it regularised and putting it down to experience.

You could easily convert it to a vented cylinder running off the water supply tank you must have had (or been connected to) previously.

No BC reporting or emergency discharge is then required. All you have is an expensive cylinder and possibly a lesson learned, always get a reputable contractor.

Its just that I know the contractor who fitted the boiler would make necessary changes if I said that a respected authority demanded it. I just cant find a respected authority to let me know either way the status of my boiler!
 
FFS, for the purpose of this topic it doesn't matter whether the OP has a boiler, or unvented cylinder, or a Lear jet. It also doesn't matter about management, right to enter, restrictive covenents, or any other such b*llocks. What's abundantly clear is:

1. Some part of the system is pressurised.
2. That pressurised system has a safety valve (aka pressure relief valve).
3. The discharge from that PRV isn't safely routed.

badhairday, you just need to instruct a contractor to route the PRV discharge according to the boiler/cylinder manufacturer's instructions AND to a safe point outside the property. Since the person you paid is clearly an idiot, it might be best not to trust them with this simple remedial work.
 

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