UK Plumbing

Plumbing problems in the UK? Ask a plumber now.

Ask an Expert,
Get an Answer ASAP!

I'm trying to connect underfloor heating to a valiant boiler…

Customer Question
I'm trying to connect underfloor...
I'm trying to connect underfloor heating to a valiant boiler but not sure where to connect my ufh ls or lr?
Submitted: 3 years ago.Category: UK Plumbing
Show More
Show Less
Ask Your Own UK Plumbing Question
Answered in 11 hours by:
6/15/2015
Plumber: Brian, Plumber replied 3 years ago
Brian
Brian, Plumber
Category: UK Plumbing
Satisfied Customers: 872
Experience: 16 yrs. experience as plumber, including full bathroom and kitchen installations.
Verified
Hi, my name is***** have been in the plumbing & heating trade for approximately 15 years. I will be helping you today.
Hi there are so many Vaillant boilers around we are going to need the model number please.
Ask Your Own UK Plumbing Question
Was this answer helpful?

How JustAnswer works

step-image
Describe your issueThe assistant will guide you
step-image
Chat 1:1 with a plumberLicensed Experts are available 24/7
step-image
100% satisfaction guaranteeGet all the answers you need
Ask Brian Your Own Question
Brian
Brian
Brian, Plumber
Category: UK Plumbing
Satisfied Customers: 872
872 Satisfied Customers
Experience: 16 yrs. experience as plumber, including full bathroom and kitchen installations.

Brian is online now

A new question is answered every 9 seconds

How JustAnswer works:

  • Ask an ExpertExperts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional AnswerVia email, text message, or notification as you wait on our site. Ask follow up questions if you need to.
  • 100% Satisfaction GuaranteeRate the answer you receive.

JustAnswer in the News:

Ask-a-doc Web sites: If you've got a quick question, you can try to get an answer from sites that say they have various specialists on hand to give quick answers... Justanswer.com.
JustAnswer.com...has seen a spike since October in legal questions from readers about layoffs, unemployment and severance.
Web sites like justanswer.com/legal
...leave nothing to chance.
Traffic on JustAnswer rose 14 percent...and had nearly 400,000 page views in 30 days...inquiries related to stress, high blood pressure, drinking and heart pain jumped 33 percent.
Tory Johnson, GMA Workplace Contributor, discusses work-from-home jobs, such as JustAnswer in which verified Experts answer people’s questions.
I will tell you that...the things you have to go through to be an Expert are quite rigorous.

What Customers are Saying:

You did one super job of explaining to me everything there is to know about this fridge. I'm looking forward to asking you questions in the future.

JimmyBagley, IA

Wonderful service, prompt, efficient, and accurate. Couldn't have asked for more. I cannot thank you enough for your help.

Mary C.Freshfield, Liverpool, UK

This expert is wonderful. They truly know what they are talking about, and they actually care about you. They really helped put my nerves at ease. Thank you so much!!!!

AlexLos Angeles, CA

Thank you for all your help. It is nice to know that this service is here for people like myself, who need answers fast and are not sure who to consult.

GPHesperia, CA

I couldn't be more satisfied! This is the site I will always come to when I need a second opinion.

JustinKernersville, NC

Just let me say that this encounter has been entirely professional and most helpful. I liked that I could ask additional questions and get answered in a very short turn around.

EstherWoodstock, NY

Thank you so much for taking your time and knowledge to support my concerns. Not only did you answer my questions, you even took it a step further with replying with more pertinent information I needed to know.

RobinElkton, Maryland

< Previous | Next >

Meet the Experts:

Rick Ridley

Rick Ridley

UK Heating Engineer

1,561 satisfied customers

30 Years on the tools, now retired, Ex CORGI

Chamberlain Maintenance

Chamberlain Maintenance

Plumber

324 satisfied customers

Qualified Plumber with over 17 years experience in Domestic & Commercial plumbing.

qwasert

qwasert

Plumber

203 satisfied customers

Condensing and Combi Boilers

Marc

Marc

Plumber

156 satisfied customers

Plumbing and Heating expert with 25+ years experience, 21+yrs self employed as a contractor.

Ardent Engineering

Ardent Engineering

Engineer

49 satisfied customers

Registered Gas Installer

Dan_Robinson

Dan_Robinson

Plumber

33 satisfied customers

Owner and Director of Jennings Heating Ltd. Registered to work with Gas and High pressure hot water systems.

Elliott Oxton

Elliott Oxton

Plumber

15 satisfied customers

Lead engineer at eoxtongasservice

< Previous | Next >

Related UK Plumbing Questions
The Lr and Ls terminals, where do they actually go into the
the Lr and Ls terminals, where do they actually go into the logic combi 30+ using this s plan https://www.ukunderfloorheating.co.uk/wp-content/uploads/2016/07/S-Plan-Zone-ValveNEW-1.pdf and existing thermostat siemens rcr10 433 … read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
Morning Rick I've just put in UFH which in turn runs back to
Morning Rick I've just put in UFH which in turn runs back to valliant eco tech combi , 2x 2 port values have been installed under valliant so I can control existing heating from one stat and the UFH f… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
I'm planning the wiring Vaillant 637 system boiler. There is
Hi - I'm planning the wiring for a Vaillant 637 system boiler. There is an RT terminal for the call to heat, but it's not clear how this can be separated for hot water and heating. I want to be able t… read more
Brian
Brian
Plumber
872 satisfied customers
We recently got underfloor heating installed. The contractor
We recently got underfloor heating installed. The contractor connected to our existing old Valiant boiler. So the timer box has 2 switches, 1 now controls the radiators(upstairs) and the Hot water, th… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
hello therei have a greenstar oil fired boiler running a
hello there i have a greenstar oil fired boiler running a closed system, it is controlled bu honeywell hcw80 cordless thermostat with a reciever ,problem i have is the rads get hot on initial turn on … read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
My boiler is a valiant ecotec plus and my hot water is working
My boiler is a valiant ecotec plus and my hot water is working but my radiators are not heating up… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
Hi, I have a worcester bosch 24si 2 combi boiler, I have had
Hi, I have a worcester bosch 24si 2 combi boiler, I have had problems with this before and it has twice turned out to be a PCB. I have just had a whole heap of problems, cutting out on heating, fault … read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
I have a greenstar 28i junior boiler about 4 years old. The
I have a greenstar 28i junior boiler about 4 years old. The green heating light on the control panel flashes and switches the heating system off. It will switch itself back on when the green light sto… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
We have a Vaillant ecotec plus 831 combi condensing boiler.
We have a Vaillant ecotec plus 831 combi condensing boiler. Can we safely install water based underfloor heating system with manifold to this boiler (no cylinder etc)? Builder is saying will have to u… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
Hi there iv got a new worcester combi boiler, and a siemens
Hi there iv got a new worcester combi boiler, and a siemens timeswitch (rwb1001/1007),and a siemens rcr10/433 reciver.Im struggling with the connections as none show all together, iv got the supply to… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
We have just had underfloor heating added to a new build. We
We have just had underfloor heating added to a new build. We have this on a separate pump system I.e.we have two zones with independent thermostats. We are having terrible banging from the pipes when … read more
Al-Moderator
Al-Moderator
High School or GED
Worcester Bosch Green Star 30Si, room stat does not work, it
Worcester Bosch Green Star 30Si, room stat does not work, it has been wired to ST8 on control board terms 8&9 and the link has been left in place at ST10 Ls/Lr. Boiler is fitted with a MT10 timmer. St… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
can anyone help me with the connections for a siemens rdj10rf
can anyone help me with the connections for a siemens rdj10rf wireless thermostat. i need to connect to a worcester bosch greenstar 30 cdi. what i need to know is, do i need to connect the transmitter… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
the Lr and Ls terminals, where do they actually go into the
the Lr and Ls terminals, where do they actually go into the s plan terminals of a honeywell s or y plan easy install from the worcester boiler… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
I have purchased a Sunvic TLX RFP which I want to use on a
I have purchased a Sunvic TLX RFP which I want to use on a Worcester 24i Junior but I cant work out what wire goes where it will be volt free the points on the boiler are: NS ( Neutral ) LS ( Live ) L… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
i have a st9120c wirelessenabled timer and a dt92e wireless
i have a st9120c wirelessenabled timer and a dt92e wireless room thermostat how do i wire theese to a greenstar cdi combi boiler… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
Hi, I currently have a central heating system, separated
Hi, I currently have a central heating system, separated with two zone valves to run upstairs and downstairs radiators independently. I have recently added under floor heating to my conservatory and n… read more
Plumbers_Mate
Plumbers_Mate
General Manager
Vocational, Technical or Trade Scho
3 satisfied customers
hello when i turn my hot tap on the boiler sort of pulses then
hello when i turn my hot tap on the boiler sort of pulses then the gas flicks in and out then cuts out… read more
Rick Ridley
Rick Ridley
UK Heating Engineer
30 years on the tools
1,561 satisfied customers
Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

Show MoreShow Less

Ask Your Question

x