Heating Services
Boiler repairs tiles
Heating Services

Let our Worcester Accredited and Gas Safe Registered Engineers take care of your boiler.

Central heating servicing kitchen bench
New gas boiler cooker
Boiler services window
Boiler services window
Worcester Bosch boilers
LPG boiler installations extractor hood
Bathroom installations plant
Heating service star
Bespoke bathroom design star
New gas boiler installations shelf
New LPG boiler shelf
Annual boiler servicing kitchen bench
Powerflushing plant
Gas boiler installations steam
Boiler installations cup
Boiler servicing chair
Boiler servicing chair
Boiler servicing chair
Boiler servicing chair
Plumbing services dog food
Dog says "Trust Andy Gas Southern for heating services"
Heating services expert

Boiler Installations, Servicing & Repairs In Portsmouth

Our experienced and knowledgeable heating engineers are on hand to help with a range of heating services in Portsmouth.

From brand new boiler installations to annual boiler servicing and repairs, the AGS team can also assist with other heating services in Portsmouth, such as powerflushing and bathroom installations.

Our Heating & Plumbing Services

12 Year Guarantee On Worcester Bosch Boilers In Portsmouth

New Boilers
New boilers Portsmouth

A brand-new energy efficient boiler can help reduce the cost of your heating bills. Whether you have a breakdown or you are looking to upgrade, we’ll help you find the right boiler for you home.
Portsmouth boiler repairs

Boiler Repairs
Portsmouth boiler repairs

Whether it requires a complete repair or just a bit of TLC, our team of experts have a wide range of product knowledge and can diagnose and repair your boiler using quality genuine parts.
Annual boiler service

Boiler & Central Heating Servicing
Annual boiler service

An annual service can prolong the life of your boiler, reducing the risk of breakdowns whilst ensuring your boiler is working safely and efficiently.
Portsmouth plumbing services

Portsmouth plumbing services

Whether it's taps, toilets or a whole new bathroom, our expert plumbers are armed and ready to tackle your plumbing needs no matter how big or small.
Boiler powerflushing Portsmouth

Get more out of your heating

Improve the efficiency of your central heating by removing sludge, debris built up in the boiler, pipes and radiators. Powerflusing may also improve the efficiency and lifespan of the boiler and central heating system.
Bespoke bathroom designs

Bespoke bathroom design

Always wanted a beautiful bathroom... our highly skilled installers and team are equipped to design and install your dream bathroom.
Boiler finance options

Finance Options
Monthly payment plans

As a Worcester Accredited Installer we can offer you payment options to help spread the cost of your boiler installation. Some of our boilers even have up to a 12 year warranty.
Boiler quotation

Need a Quote?
Contact the team

Get in touch with our friendly and professional staff to discuss your requirements. We are always happy to help with any queries you may have.
Gas heating and plumbing installers in Portsmouth

Meet The Team

Est. 2004 AGS are specialists in the installation, repairs and maintenance of natural gas and LPG appliances in domestic and commercial premises.

Our friendly fully qualified engineers and technicians all endeavour to perform at the highest level, whilst also adhering to the latest safety standards and practices. So, you can be safe in the knowledge that you’ll be receiving quality service along with a smile!

Andy Gas Southern Team

Talk to our team

Our experienced and helpful staff will always be happy to assist you with your queries!

From installations to repairs or plumbing jobs, get in touch with our team to find out more.


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