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unvented
A gas heater is a space heater used to heat a room or outdoor area by burning natural gas, liquefied petroleum gas, propane or butane.
Indoor household gas heaters can be broadly categorized in one of two ways: flued or non-flued, or vented and unvented.
View More On Wikipedia.org
Indoor household gas heaters can be broadly categorized in one of two ways: flued or non-flued, or vented and unvented.
View More On Wikipedia.org
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Changing unvented cylinder immersion element
Hi all, I"ve got my G3 unvented. Customer wants an immersion element changing. Access is limited - once I get into the cupboard, and I do my electrical tests it hopefully might just be the stat that needs swapping. However, if it is the element... words of advice and tips would be... -
H
Isolate hot water in unvented pressurised system
Hi, I need to turn off hot water in bathroom. There are no isolation valves from unvented indirect pressurised tank in loft. Turning off mains to house stops hot and cold water upstairs, but the hot in kitchen still continues to run (but at reduced pressure). But when I turn mains back on...- Hillabaloo
- Thread
- america hot hot water isolate pressurised system unvented usa water
- Replies: 7
- Forum: USA
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I
Combi or unvented System?
Hi I am new to the forum and looking for advice. I want to replace a very old boiler that has not worked for years and have been relying on electricity for all our heating requirements. My wife and I live in a two bedroom, one bathroom bungalow. All the rooms are fairly large. I was looking...- ianbuckley
- Thread
- combi system unvented
- Replies: 5
- Forum: Central Heating Forum
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Unvented Water pressure and flow question
Hi I'm having a new System ( Unvented 210 Evocyl cylinder and Worcester bosch boiler greenstar ) I've got one bathroom, bath ,sink and toilet and a shower and toilet , sink in another I think that's deemed as 1 and a 1/2 bathrooms ive done a flow and pressure test ( details on an earlier post...- Stants
- Thread
- flow pressure question unvented water water pressure
- Replies: 6
- Forum: Central Heating Forum
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S
Occasional Drip Through Tundish From Unvented Telford Tornado
I‘ve noticed that very occasionally I get a slow drip through the tundish and out through the overflow, only when the hot water is running. It drips about once every 10 mins or so and the water feels cold. It doesn’t drip every time the hot water is running but as I said above occasionally... -
O
Unvented hot water noise
Hello All I am gas safe and G3 registered since 3 years. So still very new to this industry and I have tons to learn. I specialise in service and maintenance, unvented hot water installations are very popular here in Wiltshire. We have water pressure 3,5-4 or more bar mains pressure over here... -
D
Anyone familiar with AO Smiths?
Hi all, Struggling to find a yes or a no answer here🤷♂️ BFC 30 installed... gas fired and unvented. Very very limited on where I can install the temperature and pressure relief discharge.... can I tee this into the condense on a swept tee? Provided of course it’s push fit and pvc-u The...- DXCross
- Thread
- anyone gas fired smiths tprv con unvented
- Replies: 4
- Forum: Industrial Plumbing Advice Forum
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Does anyone know this brand of Unvented Cylinder?
Two different brands of Unvented Cylinder have been recommended to me. I have never heard of either of them, nor can I find reviews of them. Does anyone know them? Thanks for your advice. They both appear to have innovative internal expansion vessels, like the Mega-Flo's. Evocyl Air Standard... -
S
What make of Direct Unvented Cylinder, and what size?
Hi, some professional advice would be greatly appreciated, We are having an Unvented Cylinder installed into our 2 bedroom ground floor flat. I have had a few quotes and been given lots of differing advice, this always makes me wary, especially having suffered a history of poor quality work by... -
solar panels with unvented cylinders
Hi everyone, I am qualified to work on unvented cylinders but have no experience with solar panels. I have a customer which has a leaking unvented cylinder with solar coil attached. am i legally allowed to replace the cylinder,is their regulations with solar? if so, is it easy to drain the...- plumb_know
- Thread
- cylinders panels solar solar panels unvented
- Replies: 3
- Forum: Renewables
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Pricing to replace a vented cylinder with an unvented cylinder (megaflo)
Hello , ive recently gone out on my own, i have been working in the industry 15years now /g3 qualified and i would just like to get some advice from the knowledgable people on this forum! i have done a lot of installing but haven't really got involved with the design as somebody else has done...- Piperdave22
- Thread
- america cylinder megaflo pricing replace unvented unvented cylinder usa vented vented cylinder
- Replies: 10
- Forum: USA
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My Thermalstore - is it Vented / Unvented?
Hello folks. My thermalstore heating (hot water and UFH) system was installed almost 20yrs ago. It has consistently caused confusion for engineers who often seem to confuse it with a megaflow type install. The main body of water in the tank in in a closed loop to the Potterton boiler. The... -
Unvented Cylinder size ? ( Evocyl )
Hi all I'm having New heating set up installed in a loft conversion the Cylinder ( unvented ) and Boiler are being sited in a cupboard within the loft space ( adjacent to the new stairs ) im a bit tight on space Height and width as I am trying not encroach on the bedroom as much as is possible...- Stants
- Thread
- cylinder size unvented unvented cylinder
- Replies: 11
- Forum: Central Heating Forum
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K
Tundish dripping on a Joule Unvented Cyclinder
I have recently noticed that the tundish is dripping ever so lightly. I had a new boiler fitted in Nov and at the time the tundish was flowing a lot but the plumber fitted a water pressure valve which seemed to stop the dripping, but it has started again. Pressure on valve is same as was...- Kamsingh27
- Thread
- america cyclinder dripping joule tundish unvented usa
- Replies: 1
- Forum: USA
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gas safe: notification on unvented
hi i'm gas safe registered i have my g3. i stopped fitting a few years ago when gas safe stopped notifications. i only ever did one maybe two a year so it was not joining yet another scheme in order to be able to notify. Due to covid, with work situations changing thinking i might need to...- gerryt
- Thread
- gas gas safe safe unvented
- Replies: 2
- Forum: Gas Engineers Forum
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Unvented Question (flow/pressure related)
Hoping someone can sanity check me! Bit of a project house - had an unvented cylinder fitted in the loft around a year ago. Gledhill horizontal, Worcester system boiler as well as wet underfloor throughout. As part of this we had a new 32mm MDPE mains fitted. This enters the house and reduces...- Adam Bennett
- Thread
- america question unvented usa
- Replies: 8
- Forum: USA
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Dunsley removal and unvented conversion to sealed.
Need to pick a couple of brains whilst exposing my chasm of limited understanding. Before I qualified, about 10 years ago we had a Dunsley neutraliser fitted, combining a Firebird oil boiler and a Hunter multifuel. Over time we've never really been happy with the set up and have a shower pump... -
D
Low loss header connection Inc pump to unvented system
I am fitting my first low loss header onto an unvented system including ufh and 300ltr tank. I have picked the job up after the ufh has been layer, tested and screened over. All I have to work with is the manifold with flow and return pipes and pre installed rad circuit all of which feed into... -
Q
Unvented cylinder install - safety concerns. Appreciate advise.
Evening all, At risk of blabbing on i'll try keep this short. I recently replaced an old vented hot water system with a unvented system We went for the Telford Tempest 300L installed by G3 qualified person. Functionally it works well. Pressure is great, heats well, no leaks. There's still... -
H
Unvented cylinder in celler
If I install an unvented cylinder in a cellar and a system boiler on the ground floor above will the system still work?
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