Central heating installation diagram

AWARD 2016

Best gas fired
boiler installation

Plumbers tools and copper pipe




Bathroom, plumbing and heating specialists in Hertfordshire

Welcome to LH Gas in Hertford

LH Gas is an award winning family run plumbing and heating company located in Hertford and believe in delivering a total solution to homes throughout Hertfordshire. Whilst we offer a boiler repair, servicing, maintenance and testing service, we specialise in installing high quality, high efficiency central heating boilers and systems.

We also have a construction team offering total bathroom renovations. We always advise and install the highest quality available, whilst being mindful of our customer’s budgets. LH Gas offer 10 months interest free finance on a selected range of boiler installations, allowing even the smallest budgets to include the best products. Our belief is that any bathroom should have the same level of high quality workmanship which is why we use the same specialist team to complete all bathroom renovations regardless of price or specification.

We have been working within the plumbing and heating industry for over 20 years and so are aware of the changes that happen over time. For this reason we constantly train and development to stay up to date with the latest advances within the industry. This is why we are experts in providing our customers with the best solution for their property.

Worcester boiler fitter award

LH Gas Services

Central heating services


Installing energy efficient central heating systems. Repairs of existing boilers and systems.

Bathroom fitters hertfordshire

Bathroom installation

Fully designed top quality bathrooms and wetroom refurbishments from conception to completion.

plumbing and plumber services


Fully designed top quality bathrooms and wetroom refurbishments from conception to completion.

Gas service engineer


Gas Safe registered engineers, license number: 221082. Complete installations and service work

Eco energy plumbing installations

Eco Energy

Installing high efficiency boilers and unvented cylinders and solar powered hot water.

Bathroom and shower room construction


Kitchen refurbishments and bathrooms to building extensions. we take you from conception to completion.

If you would like to know more about any of our services, please call 01992 308216 or 07854 738986 or contact us here

Worcester accredited installer logo
CIPHE registered plumber logo
Gas Safe Registered Installer logo
APHC logo

LH Gas – A company you can trust

LH Gas are based in Hertford and cover many areas of Hertfordshire and London. Our team have over 20 years of experience in the plumbing and heating industry and are well equipped to undertake all work to the highest quality.

We are a Gas Safe registered company and all our engineers have to be fully qualified and resit extensive exams every five years allowing us to keep up to date with new regulations and standards within the heating industry. Our customers can also find us on the Gas Safe website along with our registration number and pictures of our engineers who can carry out our boiler installations.

 We have worked alongside Worcester Bosch for many years and have achieved the Silver membership for Worcester accredited installers. This allows us to offer many benefits to our customers along with extended guarantees of between eight to ten years on all boilers. We can also help if you are finding the cost of your new boiler a strain on your budget as we offer ten months free interest on all Worcester boilers and heating systems allowing the smallest budgets to include the best products.

 We understand that installing a new boiler can be very daunting as the technical information can sometimes be quite overwhelming. All our quotations come with a full breakdown of what we suggest for your requirements and needs, that were discussed with you and a member of the LH Gas team when they visited your property. We feel it is very important for our customers to understand the product that we are recommending for their homes.

 Our bathroom renovations can be from budget to high-end bespoke design, but all our customers receive the same service and support from the design to completion. We will guide you through the process from start to finish guaranteeing you great results. We are dedicated to providing quality products and services and will only ever recommend products that we trust.

 Our customer’s satisfaction is the most important part of our work as we believe in the saying…

A satisfied customer is the best business strategy of all”


    We can extend full manufacturers guarantee on boilers from between eight to ten years.


    Gives our customers peace of mind being able to check our engineers are fully qualified.


    All our products are carefully chosen with value in mind, ensuring quality and long lasting products.


    All worked is completed and installed by LH Gas with over twenty years experience, and come with three years full guarantee.

If you would like to know more about any of our services, please call 01992 308216 or 07854 738986 or contact us here