Boiler Manufacturers

Use our on line Booking page  today for free survey or e-mail. Heating Engineers & Technicians

THSHeat use a variety of manufacturers and carry out their heating installations 

Contact THSHeat  use our booking page to arrange a survey , Email or ring us.

All our engineers are qualified Gas safe and City & Guilds Heating Engineers we also support manufacturers in service and repair.

We have invested in our manufacturers by carrying an extensive first aid spares kit. With constant and up to date training, if something goes wrong, especially with a combination boiler with either the loss of hot water or heating and with no alternative heat source, we can respond quickly and try to keep the down time to a minimum.

ATAG Boilers (Atag Commercial – Domestic Boilers)

ths heat install Atag Boilers

Atag central heating boilers

THS Heat approved ATAG Technical Heating Engineers
(Installation & Service)

ATAG Heating Group is constant in its ambition to be the leading innovator in technology, performance and design, specialise in high-efficiency technology for central heating and hot water.
ATAG, leading specialist innovator in its high efficient heating boilers. Occupying a leading position in the development, production and marketing of high value heating products and services, ATAG promotes and delivers the key product characteristics of A-brand quality. durability, reliability, safety, optimum control, environmental friendliness, energy conservation and first class design.
During the 1980s, taking full advantage of its advanced knowledge base and scale of operation, ATAG Heating introduced a very successful generation of heating appliances focused on premium comfort throughout Europe.

Atag Dealers & Engineers

Atag High Efficiency Boilers. Top boiler from THSHeat

ATAG Products
Offering an extensive range, ATAG Heating UK Ltd is a leader in compact, wall hung, condensing, system and combination boilers for both the domestic and commercial markets. Atag  award winning central heating  appliance,  has established a long series of success not least because of its inverted pre-mixed burner coupled with a full stainless-steel heat exchanger.

High Efficiency

The same technology goes into the ATAG Premier and the new Q and E series boilers giving “Super-High Efficiency” through continuously variable modulation over an extremely large range, complemented by self-regulating weather dependant controls.



Vaillant customers

Vaillant Boilers

 Vaillant & Glow-worm Boilers

Vaillant Boilers

THS Heat approved Ariston Technical Heating Engineers
(Installation & Service)

Vaillant boilers have been designed to suit all of your household heating and hot water needs. Systems are built to offer performance, efficiency, quality and reliability.
ecoTEC boilers operate with an annual seasonal efficiency of over 90%, meaning your high efficiency condensing boiler can save you over a third of your heating bills.

Whether you are looking for a combination boiler, system boiler or an open vent boiler, you will find the perfect product to suit your needs within our ecoTEC range.


Glow-worm Boilers

THS Heat approved Glow-worm Technical Heating Engineers                                                      Glow-worm boilers
(Installation & Service)

THS Heat & Glow-worm have years of experience in providing homes with value for money heating and hot water solutions,  THSHeat has built a reputation on providing straightforward and reliable systems you can depend on. Andy director of THSHeat has been involved with Glow-worm for over 30 years from his technician days at British Gas to present day with his own company THSheat.

Over 75 years of commitment to top quality, reliability and exceptional durability have made Glow-worm one of the UK’s leading heating manufacturers. Glow-worm have built our reputation on delivering products which are straightforward, dependable and designed with you in mind.

Today, Glow-worm not only produce award winning high efficiency domestic boilers, but Glow-worm also offer intelligent controls, hot water cylinders and a range of renewable technologies all boasting low energy consumption reducing both your costs and your carbon footprint.

The Glow-worm product range is clearly defined to meet the needs of a wide range of UK homes. With universal flueing systems, diagnostics, user controls and installation accessories, once you have installed and used one

Glow-worm Combi Boilers

Combi boilers to suit your budget and space requirements. Glow-worm High Efficiency Ultracom range, Flexicom cx, Betacom2 and Easicom central heating boilers

Glow-worm Regular Boilers

Regular heat only condensing boilers are High Efficiency and work great as part of Glow-worm’s complete central heating boilers systems

Glow-worm System Boilers

System boilers are designed to work as part of a complete central heating boiler system. As part of Glow-worm’s complete central heating systems, we recommend Glow-worm cylinders, controls and accessories

Glow-worm System Store Boilers

Ultrapower sxi condensing boilers are suited to a larger property. The self contained Ultrapower sxi system store has a cylinder built into the boiler delivering hot water comparable to 170 litres cylinder.


Baxi Boilers 


Baxi Remha Avanta

Baxi Avanta


Top-of-the-range products and controls to service and backup.

Baxii boilers are the UK’s most popular type of boiler for gas central heating and domestic hot water.  simple to use and economical to run.

Could be your perfect heating and hot water solution.


Johnson & Starley Warm Air

THS Heat approved Johnson & Starley Warm Air Technical Heating Engineers

Johnson and Starley Limited

(Installation & Service)

THSHeat recommend Johnson & Starley for your warm air solution, for retrofit installations

Johnson & Starley market leader in providing energy efficient heating and ventilation solutions, Johnson & Starley has an impressive portfolio of products. These include QuanTec gas boilers with PFGHR (passive flue gas heat recovery), and the new WarmCair range of high efficiency condensing Warm Air Heaters.

With environmental issues and climate change an important factor, we have developed a range of HIU (Heat Interface Units) available with or without domestic hot water, and for renewables

An extensive range of of warm Air products.

NEW Please read

A warm air unit does not always have to be replaced with a gas warm air boiler it can now be replaced with a heat interface unit  , powered by a stand alone gas boiler or  combi boiler, which will  provide the heat for the warm air ducts,  radiators can be added  as well at a later stage and instant hot water, we can  design and install please ask at the showroom


Ferroli Boilers

Italian boiler manufacturer Ferroli has been at the leading edge of heating appliance design and development for more than half a century and now operates in over 100 countries worldwide. Ferroli’s range of domestic and commercial boilers, water heaters and renewable energy products are designed at our headquarters in Verona, Italy and are built in our own manufacturing plants in Italy, Spain and China. Many of their products are market-leaders in several countries and are as technologically advanced by today’s standards as they were in 1955 when the company was founded.

Ferroli has brought many innovative heating appliances into the marketplace, from high efficiency domestic combi, system and open vent boilers

New range from Ferroli meet the BLUEHELIX TECH RRT


The latest Bluehelix models from the award-winning Bluehelix family of boilers are now available in the UK. Energy efficient, reliable, durable and affordable.10 year warranty as standard
The Bluehelix Tech RRT comes with a valuable 10 year manufacturer’s parts & labour warranty, provided it is fitted with a high performance magnetic filter.*

ThermobalanceTM heat exchanger
Single circuit stainless steel with larger than standard waterways for greater efficiency and longer life, stainless steel combustion chamber, Smooth AISI 304 steel surface reduces deposits and extends life. Virtually silent operation
So quiet you can barely hear it, Highly energy efficient, achieves 94% seasonal heating efficiency

Natural Gas/LPG Ready




Intergas Boilers intergas logo

Intergas Heating
THS Heat approved Intergas Technical Heating Engineers
(Installation & Service)

Intergas has for more than 40 years been in the forefront of manufacturing domestic boilers in the Netherlands. The invention of the ‘Double High Efficiency’ heat exchanger revolutionized boiler technology. The unique patented two-in-one heat exchanger ensures the reduction of heat losses and an optimum transfer on heat. This unsurpassed high-efficiency of the Intergas Combi Compact HRE ensures economical operation, year after year. The absence of a diverter valve and secondary domestic hot water plate heat exchanger eliminates a significant source of possible future component failures.

Ariston Boilers 

aristan logo

THS Heat approved Ariston Technical Heating Engineers
(Installation & Service)

The name Ariston is synonymous with high efficiency heating and enhanced domestic comfort. 
Ariston is the most widely available heating brand in the world, offering an impressive variety of products including Band A rated high efficiency condensing gas boilers, , a solar thermal water heating solution and the largest range of unvented cylinders in the UK.

Ariston has developed a wide range of new generation high efficiency condensing gas boilers. High efficiency gas boilers, which features familiar condensing technology and is renowned for its simplicity of installation and ease of us.














































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Lune Valley

Carnforth, Hest Bank, Bolton-Le—Sands, Slyne with Hest, Silverdale, Arnside, Warton, Yealand, Arkholme, Burton in Kendal. Burton in Lonsdale, Kirkby Lonsdale, Ingleton, Bentham, Melling, Hornby, Caton, Halton,Nether Kellet, Over Kellet, Moreambe, Bare, Heysham, Middleton, Overton,Torrisholme, Wray, Slackhead,  Storth, Sandside,Dolphineholme.Galgate,Forton,Claughton,Quernmore,Hampson,

 South Lakes,

Milnthorpe, Ackinthwaite, Crooklands,Lupton,Heversham,Hincaster,Woodhouse,Sedgwick,Natland, Kendal,Grayrigg, Bowness on Windermere, Windermere,Ambleside,Troutbeck.Grasmere,Grange,Witherslack,Lindale,Newby Bridge,Cartmel,flookbourgh,Holker,Staveley in cartmel,, Crook, Winster,Bowland Bridge,Crostwaite,Storrs,Keswick,Naddle,Coniston, Grizedale,Hawkshead,Near Sawrey,Far Sawrey,Rusland,Backbarrow,Ulverston,


Garstang, Preesall, Knott End,Hambleton, Thurnham,Pilling,Catterall,Barnacre,Barton,Great Eccleston,Kirkham,Elswick,,Longridge,Goosnargh,Ribchester,Stalmine,cleveleys,Thornton,St Michaels,Barton,