efficiency

I have an upstairs flat, with a conventional flued boiler of about 14KW IIRC. Flue is taken into roofspace and then out through the roof.The boiler is in a cupboard on the landing, vented at high and lowlevel.Outside air was supplied through a vent at low level in an outside door directly off...

Lost my Part L certficate which i took in 2006,does it only last for 5 years,remember the course as it was a complete waste of time and a partionally trained chimp could have passed it.

I was in the suppliers the other day and they were telling me that there best selling boiler is the vokera compact se, he said by along way too. it's a stack em high and sellem cheap sort of a place, so he's not caring what he's selling as long as there selling :shades_smile: my question is, do...

Are you allowed to or is it like gas if you decommission it then you have to replace it with condensing?

hi, to cut a long story a bit shorter, I am basically looking at buying a new house, it has an old glow worm boiler in the kitchen with a tank upstairs. its apparently 20ish years old. this boiler hasn't been serviced for several years so I asked my friend who is a gasman to have a quick look to...

Hi, New to the forum, experienced DIYer, looking for some advise. I am currently exploring upgrading our back boiler unit to an Aquatherm 34KW log stove and am unsure about which type of cylinder would be best for our situation. The cylinder now is vented and gravity fed with two coils, one for...

I own an ex-council house that has a Ideal Cavalcade 340 or 350 boiler. The manual I have is dated 1991. I qualify to have my boiler replaced free under the Energy Company Obligations (ECO) scheme. The problem is the boiler is so old it pre-dates when the tables were introduced so I...

Mum is wanting to have a gas fireplace installed in the boarded up fireplace of her ~1920s terraced house to use as an alternative to the central heating. My concern regards the requirement for constant, unobstructed ventilation (about 200 cm^2), regardless whether the fireplace is in use...

Hi can anyone steer me in the right direction on the best GAS boiler to run a 4 bed house it will have about 9 rads over 3 levels (after loft conversion) i have been looking at a worcester greenstar 34cdi this seems to be A rated thanks for your time!

I'm looking to fit a radiator in my conservatory, I need need around 7-8 kw @50 degrees to be safe. Looking around, it seems the only ones I can find are Myson K3 at 600 x 2400. Does anyone know of any other manufacturer of high efficiency rads I can perhaps look at in an attempt to get...

Hi, Does any one have any experience of the Baxi Think Combustion system? As I understand it the boiler calibrates when first installed, and the continuously adjusts the air/gas mix. On a non baxi assuming that combustion is checked and air/gas set during commission is the baxi doing any more...

Lately i have been doing some reading up on what is the best way to tun my central heating system but i have little understanding on how the boiler heats the water and how much gas it uses and does it vary the amount of gas it uses or is it just constant. I live in brand new house so believe it...

The boiler efficiency rating as to be 90% and above, so not necessarily it has to be a condensing boiler, if we can reach that level of efficiency with a better heat exchanger without condensing we should be able to install it. Am I wrong?

Guys, Soon, I'm going to purchase this item here: FIREPLACE SURROUND IN PORTUGUESE LIMESTONE 54" ROKFD | eBay I'd like to set it off with a nice open living flame, high efficiency inset gas fire.I have a chimney. So my question is: In your opinion which is the very best High Efficiency gas...

Looking for a bit of an idiots guide to boiler sizing and gas efficiency please... There are two combi boilers: a 33kW and a 40kW version. As you would expect, 40kW version has a higher flow-rate than the 33kW - and therefore the 40kW version would be more desirable for the bathroom (bath and...

I'm looking for a Victorian Tiled Insert with a High Efficiency Gas Fire probably will have to be glass fronted All my searches lead me to lead me to a CastTec Integra 5kW in 4kW out ( www.casttec.co.uk ) Dose anybody know of other manufactures of this type of fire or had experience of...

Does anyone know the difference in efficiency in percentage terms between a Sealed system and an open vented one please . Or can direct me to the info on the internet . I know that a sealed system IS more efficient than an open vented one because water under pressure heats up quicker ...

Managed to pay a visit to my gas course instructor today on the barracks where the course was done as I was down there for a resettlement interview and I managed to get some contacts off him which I'm hopeful will lead to a regular work placement. He advised me to do an energy efficiency course...

We recently had a plumber in to replace a motorized valve on our system boiler. He suggested to my wife it was more efficient to have the hot water permanently on rather than having the tank heated twice a day. He claimed it took more energy to heat a tank fully twice a day, than if it was just...

Hi guys, I am choosing to install in my project homework a worcestor-bosch 15i System boiler and i need to work out the Input, Output and efficiency workings out on all settings. I am totally stuck even after worcestor technical team sent me the installation data brochure but i just cant work...