commercial | Page 2

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commercial

  1. H

    Commercial plumber req

    I am looking at instructing a commercial gas safe registered and plumber to start works in moving an existing plant room and also expand it. Requirements: Moving two ACV direct hot water tanks , adding one more Installing 6 accumulators - piping a header Tank Preparing and install riser for...
  2. S

    Commercial gas meter compartment ventilation

    Can someone point me in the direction of where to purchase high and low level vents for a compartment housing a commercial gas meter. It's a U16/ 21mb outlet in a commercial premises. I've researched the regs and vent needs to be fire resistant, weather proof, vent size no smaller than 10mm etc...
  3. P

    What are the regs on commercial kitchen gas solenoid valves

    Been asked to wire up gas valve in pub kitchen and all the gas fitter has left is a stop button, when I wired many of these for a catering firm years ago there was a control box witha current sensor that worked with the fan. What are the current requirements? Is there a minimum height betwwen a...
  4. Jock Spanners

    Can I have two combis or do I need a commercial boiler?

    Evening All, A customer of mine asked me to help installing a new boiler in his holiday cottage. It turns out to be one of a pair of Viessman combis installed in a chapel conversion. There's two 30kW combis and a range cooker all fed by one 22mm pipe and G6 meter. The gas pipe runs up to the...
  5. L

    Advice about commercial gas

    Hey sorry if this is a silly question but can you go straight into a commercial gas course with out doing domestic gas?
  6. J

    Commercial meter/pipework, an ECV and a domestic boiler

    Evening all! I am a domestic engineer and I have been asked to swap an existing domestic boiler which is part of a commercial system. Think keeping the office warm but they need commercial gas to run their kitchens. My question is: If there's is an ECV downstream of the existing boiler, can I...
  7. M

    Commercial Mag Filter??

    A bit random, but can anyone recommend a magnetic filter for 2" pipe?
  8. J

    Commercial Gas Manuals - Recommendations

    Afternoon All, I am thinking about upgrading and getting my commercial ticket. I keep losing out on big lucrative jobs in big mansions in my area. It's really frustrating when the installation is just a slightly too big for my residential qualifications... anyhow, before I bite off more than I...
  9. R

    Issues with commercial gas meter in domestic property

    We moved into our house in October and the boiler needs replacing. We got quotes but were informed by the gas engineers that we have a commercial gas meter and this needs to be changed in order for them to do the work and to get the boiler guarantee. We contacted our energy supplier who have...
  10. I

    Is commercial plumbing a good move for a level 2 plumbing & heating diploma trained adult going through a career change?

    I am currently going through a career change to be a plumbing and heating engineer. I have completed a year long plumbing and heating diploma level 2 at college and have signed up with a assessor at the college. It has been hard to find a placement as most plumbers either don't want the...
  11. E

    Airlocks and bleeding commercial heating system

    Hi My elderly mother in law lives at the top of a 7 storey block flats, and her radiator needs constant bleeding. The heating system is managed by the management company, but the plumbing in her flat is her responsibility. I am seeking advice because conversations about heating quickly move...
  12. S

    What is the requirement for the control of the gas supply in a commercial plant room ?

    Hi, I'm a sparky. We are installing a couple of standard S plan control systems for a couple of new domestic sized system boilers in a residential care home. We also look after the fire alarm here. The client has just had a new tanked gas supply installed on site to supply these boilers which...
  13. cr0ft

    Commercial Boiler Install Minimum Efficiencies

    Hi all, my employer took on a new build property which was built for them last year. There are 4x 480KW Ideal condensing boilers installed to serve a district heating network serving approx. 560 student apartments. Due to a lack of decent control, these boilers are achieving a seasonal...
  14. cr0ft

    BMS Controllable Commercial Boiler with High Modulation Ratio

    Hi all, hope everyone is keeping well. I was wondering if anyone can help me work out the best boiler to cover this: - 1.) Modulation ratio of 9:1 or higher. 2.) BMS controlled modulation via 0-10v signal. 3.) BMS feedback re boiler modulation via 0-10v signal. 4.) A reliable boiler too...
  15. J

    Wanting to brush up on pipe sizing (large domestic/small commercial)

    Hi all, I'm wanting to brush up on pipe sizing for H & C water services and heating pipework for large domestic and small commercial work. Please can someone advise me where to find info online or books to buy? Regards to all, keep well & safe. Cheers Jim
  16. N

    Is my Gas installation at home domestic or commercial?

    I had a problem with my Gas boiler and called an engineer out from a local Crondall, Surrey UK company. The engineer felt my installation was commercial even though past engineers over 13 years have never said anything like this. My installation is different as I have 2 x worcester bosch 30cdi...
  17. L

    Why do domestic boilers have longer waranties than commercial ones?

    I am contemplating of having 2 domestic boilers (35-40 kW each) for the communal heating (no hot water) of a 12-flat residential block that would replace a 50-year old 68kW boiler for the heating. The waranties for domestic boilers are much longer than commercial boilers. For example, a...
  18. W

    Newly qualified plumber looking for experience in domestic/commercial plumbing - West Midlands

    Good Morning, I have recently completed my NVQ Level 2 Diploma in Plumbing and heating and am now looking for employment/experience within the West Midlands area (Coventry, Birmingham) I’m a hardworking, trustworthy, polite and reliable individual looking to shadow/mate a plumber. I have a...
  19. S

    Domestic to Commercial heating - real world advice needed

    Hi guys, I was wondering if anyone was out there who could shed some light on commercial heating. If you can, thanks in advance. I’ve been a domestic installer & maintainance gas engineer since 2004. I fancy a new challenge, next step up... gas safety records aside, 99% of my domestic work is...
  20. T

    Commercial help

    Hi I am a gas safe domestic installer and am looking to move to New Zealand. As part of this they expect me to complete a theory paper on commercial package burners of which I haven’t got a clue!. Can anyone explain to me the concept of the below diagram I know what all the valves are called...
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