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Combi Oil Boilers

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Discover our collection of oil fired combi boilers, which can be mounted on walls both internally or externally to create the perfect central heating system in your home. 2-year guarantee available.
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Greenstar Heatslave II 25/32 2022+
Product Code: 267235
Greenstar Heatslave II 25/32 2022+
Retail price

£3,984.89

each
£3,320.74 ex. vat
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Greenstar Heatslave II Ext 12/18 2022+
Product Code: 267234
Greenstar Heatslave II Ext 12/18 2022+
Retail price

£3,689.57

each
£3,074.64 ex. vat
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Greenstar Heatslave II Ext 25/32 2022+
Product Code: 267249
Greenstar Heatslave II Ext 25/32 2022+
Retail price

£4,193.27

each
£3,494.39 ex. vat
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Greenstar Heatslave II Ext 18/25 2022+
Product Code: 267241
Greenstar Heatslave II Ext 18/25 2022+
Retail price

£3,783.53

each
£3,152.94 ex. vat
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Greenstar Heatslave II 12/18 2022+
Product Code: 267238
Greenstar Heatslave II 12/18 2022+
Retail price

£3,511.55

each
£2,926.29 ex. vat
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Grant Vortex Pro 36kW Combi Oil Boiler Oil ErP
Product Code: 287701
Grant Vortex Pro 36kW Combi Oil Boiler Oil ErP
Retail price

£3,746.36

each
£3,121.97 ex. vat
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Grant Vortex Pro 26kW Combi Oil Boiler
Product Code: 287700
Grant Vortex Pro 26kW Combi Oil Boiler
Retail price

£3,321.42

each
£2,767.85 ex. vat
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Grant Vortex Internal Pro 21kW Combi Oil Boiler
5 (1 review)
Product Code: 792465
Grant Vortex Internal Pro 21kW Combi Oil Boiler
Retail price

£3,189.04

each
£2,657.53 ex. vat
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Grant Vortex Pro 21kw Combi External Oil Boiler Includes Flue
5 (2 reviews)
Product Code: 792466
Grant Vortex Pro 21kw Combi External Oil Boiler Includes Flue
Retail price

£3,262.28

each
£2,718.57 ex. vat
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Greenstar Heatslave II 18/25 2022+
Product Code: 267255
Greenstar Heatslave II 18/25 2022+
Retail price

£3,573.59

each
£2,977.99 ex. vat
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Grant Vortex Pro 26Kw Combi External Oil Boiler Includes Flue
Product Code: 447638
Grant Vortex Pro 26Kw Combi External Oil Boiler Includes Flue
Retail price

£3,507.77

each
£2,923.14 ex. vat
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Showing 1—11 items of 11

Related products

4.5 (2 reviews)
This innovate Eco outdoor module oil boiler system is part of Grants high efficiency Vortex range and comes a factory fitted multi-directional flue. Perfect for residential use, it has a high quality external powder coated robust casing, built-in frost protection, a mains isolating switch and a test switch. External floor mounting installation.
Boiler Type
Heat Only
Depth
505 mm
Height
908 mm
Width
505 mm
Maximum Horizontal Flue 125mm
3 mm
SEDBUK SAP 2009 Rating
A
SEDBUK SAP 2005 Rating
0.93
CH Condensing Max Output
21 kW
Heat Output
21 kW
Solar Compatible
Yes
Years Guaranteed
2
Registered with the Energy Savings Trust
Yes
Made To Order
N
Manufacturer Model No
VTXOMECO15/21
Brand Name
Grant
Range Description
Grant Vortex Eco External

£2,135.58

each (Inc. VAT)
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The quiet Vortex Eco wall mountable oil boiler from Grant features the latest, highly efficient stainless steel Vortex heat exchanger and turbulator baffle system - providing some of the highest efficiencies on the market. Pre-plumbed, this boiler can be used with low level, high level and vertical flue systems - providing extremely flexible options for installation situations.
Boiler Type
Heat Only
Depth
580 mm
Height
840 mm
Width
580 mm
Maximum Vertical Flue 100mm
19 L
SEDBUK SAP 2009 Rating
A
SEDBUK SAP 2005 Rating
0.938
CH Condensing Max Output
21 kW
Heat Output
21 kW
Solar Compatible
Yes
Years Guaranteed
2
Registered with the Energy Savings Trust
Yes
Made To Order
N
Manufacturer Model No
VTXWH16/21
Brand Name
Grant
Range Description
Grant Vortex Eco Wall hung

£2,105.44

each (Inc. VAT)
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The Greenstar Danesmoor External is designed for open vent heating systems and is ideal for small, medium and large sized homes that include stored hot water. Inspired by installer feedback, the boiler has been designed to make installation and servicing easier, whilst also featuring easy to remove one-piece primary baffles. A robust IP45 rated cabinet protects the boiler from the weather.
ERP Rating
A
Boiler Type
Heat Only
Depth
800 mm
Height
1078 mm
Width
600 mm
Maximum Vertical Flue 125mm
8 m
External or Internal
External
SEDBUK SAP 2009 Rating
A
SEDBUK SAP 2005 Rating
A
CH Condensing Max Output
25 kW
Heat Output
25 kW
Fuel Type
Oil
Noise Level
56dB
Solar Compatible
Y
Type
Oil Boiler
Years Guaranteed
2
Registered with the Energy Savings Trust
Y
Made To Order
N
Manufacturer Model No
7731600153
Brand Name
Worcester Bosch

£2,928.35

each (Inc. VAT)
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The Greenstar Danesmoor External System is designed for open vent heating systems and is ideal for small, medium and large sized homes that include stored hot water. Inspired by installer installer feedback, the boiler has been designed to make installation and servicing easier, whilst also featuring easy to remove one-piece primary baffles. A robust IP45 rated cabinet protects the boiler from the weather.
ERP Rating
A
Boiler Type
Heat Only
Depth
800 mm
Height
1078 mm
Width
600 mm
Maximum Vertical Flue 125mm
8 m
External or Internal
External
SEDBUK SAP 2009 Rating
A
SEDBUK SAP 2005 Rating
A
CH Condensing Max Output
32 kW
Heat Output
32 kW
Fuel Type
Oil
Noise Level
55dB
Solar Compatible
Y
Type
Oil Boiler
Years Guaranteed
2
Registered with the Energy Savings Trust
Y
Made To Order
N
Manufacturer Model No
7731600158
Brand Name
Worcester Bosch

£3,917.84

each (Inc. VAT)
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Grant Vortex Eco Outdoor 15-21kW Heat Only Oil Boiler
Grant Vortex Eco Outdoor 15-21kW Heat Only Oil Boiler
This innovate Eco outdoor module oil boiler system is part of Grants high efficiency Vortex range and comes a factory fitted multi-directional flue. Perfect for residential use, it has a high quality external powder coated robust casing, built-in frost protection, a mains isolating switch and a test switch. External floor mounting installation.
£2,135.58 each (Inc. VAT)
Grant VTXWH16/21 Vortex Eco Internal 16-21kW Wall Hung Oil Boiler
Grant VTXWH16/21 Vortex Eco Internal 16-21kW Wall Hung Oil Boiler
The quiet Vortex Eco wall mountable oil boiler from Grant features the latest, highly efficient stainless steel Vortex heat exchanger and turbulator baffle system - providing some of the highest efficiencies on the market. Pre-plumbed, this boiler can be used with low level, high level and vertical flue systems - providing extremely flexible options for installation situations.
£2,105.44 each (Inc. VAT)
Greenstar Danesmoor Ext 18/25 2022+
Greenstar Danesmoor Ext 18/25 2022+
The Greenstar Danesmoor External is designed for open vent heating systems and is ideal for small, medium and large sized homes that include stored hot water. Inspired by installer feedback, the boiler has been designed to make installation and servicing easier, whilst also featuring easy to remove one-piece primary baffles. A robust IP45 rated cabinet protects the boiler from the weather.
£2,928.35 each (Inc. VAT)
Greenstar Danesmoor Sys Ext 25/32 2022+
Greenstar Danesmoor Sys Ext 25/32 2022+
The Greenstar Danesmoor External System is designed for open vent heating systems and is ideal for small, medium and large sized homes that include stored hot water. Inspired by installer installer feedback, the boiler has been designed to make installation and servicing easier, whilst also featuring easy to remove one-piece primary baffles. A robust IP45 rated cabinet protects the boiler from the weather.
£3,917.84 each (Inc. VAT)