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Boilers play a key role in any central heating system – helping to heat a property effectively and efficiently.
There a number of different types of boiler systems available, combi boilers, heat-only systems, and system boilers. Boilers have a wide range of applications in commercial, residential, and industrial properties.
Through SpecifiedBy, you can search and compare Boilers from leading manufacturers such as Baxi Commercial, Baxi Domestic, Fabricated Products, Ideal Commercial Heating, Marshall Tufflex, Intelligent Heating Supplies, and Hamworthy Heating.
Source the best boiler systems and solutions for your project, including boiler mountings, commercial building boilers, electric boilers, gas burning boilers, industrial building boilers, multiple fuel burning boilers, oil burning boilers, residential building boilers, solar power boilers, and wood biomass burning boilers.

Riva Plus Combi ERP

Biasi UK Ltd
Our Riva Plus ERP Combi Range is our most affordable option within our boiler portfolio. It is based on tried and tested technology but still energy efficient, meaning your gas bills will reduce when compared to a standard efficiency boiler. Ease of use is als...

Advance Plus Combi ERP

Biasi UK Ltd
The Advance Plus range is our latest intelligent gas boiler, all models are equipped with cutting edge quad processor technology, making them extremely reliable and efficient. Safety is always paramount to Biasi, all modern boilers would have some kind of lock...

Inovia System ERP

Biasi UK Ltd
The Inovia system boiler is our most advanced domestic boiler we have ever produced, capable of synchronisation with solar systems, it is the perfect partner for our range of Hydras Solar or Indirect cylinders. The Inovia can self-rectify safety cut outs, if t...

InTec C

Alpha Heating Innovation Ltd
Like all appliances in our InTec range, these are some of the most technologically advanced and innovative combination boilers available today. FEATURES Designed-in filling loop Daily pump kick Frost thermostat Seasonality valve Stainless steel heat excha...

Advance Plus System ERP

Biasi UK Ltd
The Advance Plus System boiler is a perfect partner for our range of Hydras Unvented Cylinders. This boiler range offers the same technology as our Advance Plus Combi range but instead of producing instant hot water, it heats the domestic hot water via the int...

Riva Plus System ERP

Biasi UK Ltd
Our Riva Plus System boiler range is our most affordable heating only sealed system boiler, removing the need for header tanks in the loft. The range is built using our tried and tested technology but still energy efficient, meaning your gas bills will reduce ...

UNIVERSAL Steam Boiler ZFR, ZFR-X

Bosch Industriekessel
Our three-pass patent dating from 1952 forms the basis for the outstanding and ongoing success of this series. Its suitability for unrestricted parallel or single burner operation is not only due to the stable separation of the components on the flue gas side....

UNIVERSAL Steam Boiler UL-S, UL-SX

Bosch Industriekessel
The flame tube, internal water-flushed rear flue gas reversing chamber, first smoke tube and second smoke tube are all arranged for optimum flow within the cylindrical pressure vessel. In interplay with one another, the radiant and convection heating surfaces ...

VortexBlue Range Internal Models

Grant Engineering (UK) Ltd
The Grant VortexBlue combines our existing proven condensing boiler technology with a revolutionary new blue flame. Using a new state-of-the-art Riello Blue Flame compact burner alongside the familiar Vortex oil-fired boiler, this market-leading combination gi...

UNIVERSAL Steam Boiler U-MB

Bosch Industriekessel
The U-MB steam boiler is a three-pass flame and smoke tube boiler. It consists of several modules, namely the heat generating section in three-pass construction, the steam chamber on top of this, and an integrated economizer. Since it is a genuine three-pass b...
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Did you know that the most common System Type for products within the Boilers category are Condensing , Combi and System?'

MagVent Air & Dirt Separator Removable Type

Fabricated Products
Magvent Air, Dirt & Magnetite Separator Demountable. Air Magnetite Sludge and Dirt Removal from Heating / Chilled Water Systems. Air Magnetite Sludge and Dirt in heating and chilled water systems can be the cause of major problems such as pump failure, corrosi...

MagVent Dirt Separator Removable Base

Fabricated Products
SS Magvent Dirt & Magnetite Separator Demountable. Magnetite Sludge and Dirt Removal from Heating / Chilled Water Systems. Magnetite Sludge and Dirt in heating and chilled water systems can be the cause of major problems such as pump failure, corrosion and ene...

Sirius FS - Commercial Building Boilers

Baxi Commercial
The Potterton Commercial Sirius FS is a range of technically sophisticated floor standing stainless steel boilers. It is lightweight and quiet in operation making it easy to site and install. It is a perfect replacement for applications where the existing atmo...

Oil Fired - Commercial Building Boilers

Baxi Commercial
Oil fired water heaters are most suited to applications where a mains gas supply is not available. The oil fired range from Andrews Water Heaters have an exceptionally fast recovery rate, making them suitable for commercial use where there is a constant demand...

UNIMAT Hot Water Boiler UT-H

Bosch Industriekessel
The UNIMAT UT-H is a shell boiler with one flame tube, built in a 3-pass design. Flue gases flow through the flame tube and smoke tubes on the inside and boiler water flows around them on the outside. The flame tube, internal water-flushed rear flue gas revers...

Uno-3 - Commercial Building Boilers

Hoval
Thermal output 110 to 360 kW. The Uno-3 boiler has a three pass design and thermolytic heat exchanger. This commercial boiler which runs on gas, oil or dual fuel has high efficiency with low NOx emissions, and as such makes good economic and environmental sen...

CDR Range

Alpha Heating Innovation Ltd
CDR heating-only boilers are for use on open-vented or using the Alpha sealed system kit sealed systems. When fitted with a storage cylinder, they are capable of supplying plenty of hot water. Features 3 year guarantee Anticycling device Daily pump ki...

InTec2 CE

Alpha Heating Innovation Ltd
With advanced combustion management, the InTec2 CE boilers continually control and adjust the gas flow to deliver improved energy efficiency. While smaller and lighter than previous models, customers will benefit from the exceptional reliability that has becom...

ProTec Plus system boilers

Alpha Heating Innovation Ltd
The high output ProTec Plus range has been designed with siting flexibility in mind. All the boilers are compatible with our open or concentric push-fit flue systems. They are factory-fitted with a B23 type flue configuration, which can be changed to C ...

VortexBlue Range External (Outdoor Modules)

Grant Engineering (UK) Ltd
The Grant VortexBlue external modules have some of the highest oil-fired boiler efficiencies available today. These models are ideal for situations where a white cased kitchen/utility version is not always the best solution, possible due to limited space withi...
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Did you know that the most common Fuel Type for products within the Boilers category are Gas , Oil and LPG?'

InTec X

Alpha Heating Innovation Ltd
Our entry level InTec X combination boilers are very competitively priced, enabling homeowners to enjoy the advanced benefits of our new InTec range, no matter how tight the budget is. Features 6 year guarantee on DHW heat exchanger Daily pump kick Frost ...
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