For sales & advice call 01386 800751
Menu
Track Order
0 Basket
Free Standard Delivery
Next day & select-a-day options
30-Day Returns
Returns made easy
Lowest Price Guaranteed
Big brands. Small prices

Grant

Grant Oil Boilers offer over 30 years of design & manufacturer, specifically in oil fired boilers. The Grant Boiler range offers reliability & efficiency on all the Oil boiler products. PlumbNation assures its customers that Grant UK offers cost effective oil boiler solutions to rising energy costs. Offering condensing oil boilers, combination oil boilers, kitchen/utility oil boilers, and outdoor/external oil boilers, Grant Oil Boilers & PlumbNation are pleased to supply these oil fired boilers at the cheapest prices in the UK.

 
 
Filter Results
42 results
grant-vortex-eco-external-21-26kw-system-oil-boiler-vtxsomeco2126

Grant Vortex Eco External 21-26kW System Oil Boiler VTXSOMECO21/26

Grant
£2,923.82 inc
VAT
Back In Stock Soon
grant-vortex-eco-16-21kw-wall-hung-open-vent-boiler-oil-erp

Grant Vortex Eco 16-21kW Wall Hung Open Vent Boiler Oil ErP VTXWH1621

Grant
£2,224.80 inc
VAT
Expected - 30/07/26
grant-aerona3-wall-mounted-electricity-meter

Grant Aerona3 Wall Mounted Electricity Meter - EML/100A

Grant
£80.93 inc
VAT
Back In Stock Soon
grant-green-system-starter-flue-kit-12-26kw

Grant Green System Starter Flue Kit 12-26kW - GK90B

Grant
£291.20 inc
VAT
Back In Stock Soon
grant-green-system-12-26kw-adjustable-195-270mm-flue-extension

Grant Green System 12-26kw Adjustable 195-270mm Flue Extension - GXA250/90B

Grant
£122.32 inc
VAT
Back In Stock Soon
grant-green-system-26-70kw-extended-wall-bracket

Grant Green System 26-70kw Extended Wall Bracket - GEB200B

Grant
£47.95 inc
VAT
Expected - 28/07/26
grant-aerona-12l-sealed-system-kit

Grant Aerona³ 12L Sealed System Kit - HPAWSSK12

Grant
£95.93 inc
VAT
Back In Stock Soon
grant-extension-module-starter-elbow-gkm200b

Grant Extension Module Starter Elbow GKM200B

Grant
£167.14 inc
VAT
Back In Stock Soon
grant-vortex-26-outdoor-sealed-system-kit

Grant Vortex 26 Outdoor Sealed System Kit - VTXOMSSKIT26

Grant
£586.80 inc
VAT
Back In Stock Soon
grant-vortex-46-outdoor-sealed-system-kit

Grant Vortex 46 Outdoor Sealed System Kit - VTXOMSSKIT46

Grant
£623.26 inc
VAT
Back In Stock Soon
grant-high-level-aluminum-flat-roof-flashing

Grant High Level Aluminum Flat Roof Flashing - VTK28F200

Grant
£96.70 inc
VAT
Back In Stock Soon
grant-red-system-ss-8m-liner-connection-pack-12-26kw

Grant Red System SS 8m Liner & Connection Pack 12-26kW - GFXBF8/26COMR

Grant
£1,227.56 inc
VAT
Back In Stock Soon
grant-flat-flashing-12-26kw

Grant Flat Flashing 12-26kW - VTK27F90

Grant
£80.54 inc
VAT
Back In Stock Soon
grant-100mm-plume-diverter-kit-500mm-plume-extension-26-70kw-gpd500ext200

Grant 100mm Plume Diverter Kit 500mm Plume Extension 26-70kW GPD500EXT/200 - GPD500EXT/200B

Grant
£49.22 inc
VAT
Back In Stock Soon
grant-straight-terminal-only-12-26kw

Grant Straight Terminal Only 12-26kW - GTL90B

Grant
£81.76 inc
VAT
Back In Stock Soon
grant-yellow-system-round-low-level-balanced-flue-extension-675mm-x90l

Grant Yellow System Round Low Level Balanced Flue Extension 675mm X90L

Grant
£103.87 inc
VAT
Back In Stock Soon
grant-round-low-level-balanced-flue-extension-675mm-x200l

Grant Round Low Level Balanced Flue Extension 675mm X200L

Grant
£199.05 inc
VAT
Back In Stock Soon
grant-vortex-eco-50-70-external-wall-hung-system-boiler-oil-erp

Grant Vortex Eco 55-70 External Wall-Hung System Boiler Oil ErP - VTXSOMWH16

Grant
£3,079.54 inc
VAT
Back In Stock Soon
grant-round-low-level-balanced-flue-45-degree-elbow-only-ez45200s

Grant Round Low Level Balanced Flue 45 Degree Elbow Only EZ45/200S

Grant
£143.72 inc
VAT
Back In Stock Soon
grant-green-system-external-high-level-90-degree-terminal-gth200b

Grant Green System External High Level 90 Degree Terminal GTH200B

Grant
£149.24 inc
VAT
Back In Stock Soon
grant-high-level-external-stainless-steel-45-degree-elbow-cw-locking-band

Grant High Level External Stainless Steel 45 Degree Elbow C/W Locking Band - GE45/200B

Grant
£131.54 inc
VAT
Back In Stock Soon
grant-extension-150mm-12-26kw-black-gx15090b

Grant Extension 150mm 12-26kW Black GX150/90B

Grant
£76.21 inc
VAT
Back In Stock Soon
grant-standard-starter-kit-26-70kw-black-gk200b

Grant Standard Starter Kit 26-70kW Black GK200B

Grant
£360.38 inc
VAT
Back In Stock Soon
grant-extension-250mm-12-26kw-black-gx25090b

Grant Extension 250mm 12-26kW Black GX250/90B

Grant
£88.06 inc
VAT
Back In Stock Soon
grant-vertical-terminal-26-70kw-black-gtv200b

Grant Vertical Terminal 26-70kW Black GTV200B

Grant
£112.28 inc
VAT
Expected - 28/07/26
grant-vortex-boiler-house-1526-condensing-oil-boiler

Grant Vortex Boiler House 15/26 26kW Condensing Oil Boiler - VTXBH15/26

Grant
£1,747.27 inc
VAT
Back In Stock Soon
grant-vortex-boiler-house-2646-condensing-oil-boiler

Grant Vortex Boiler House 26/46kW Condensing Oil Boiler - VTXBH26/46

Grant
£2,768.34 inc
VAT
Back In Stock Soon
grant-vortex-pro-4670-external-oil-boiler

Grant Vortex Pro 46/70kW External Oil Boiler - VTXOM46/70

Grant
£3,944.40 inc
VAT
Back In Stock Soon
grant-aerona3-r32-17kw-air-source-heat-pump-hpid17r32body

Grant Aerona3 R32 17kW Air Source Heat Pump - HPID17R32BODY(37181)

Grant
£5,288.81 inc
VAT
Expected - 28/07/26
grant-aerona3-water-priority-relay-hpwpr1

Grant Aerona³ Water Priority Relay - HPWPR1

Grant
£86.68 inc
VAT
Back In Stock Soon
grant-aerona3-water-priority-relay-2-channel-zone-hpwpr2

Grant Aerona³ Water Priority Relay (2 Channel Zone) - HPWPR2

Grant
£146.10 inc
VAT
Back In Stock Soon
grant-aerona3-heat-meter-kit-hpidheatmeter2

Grant Aerona³ Heat Meter Kit - HPIDHEATMETER2

Grant
£468.44 inc
VAT
Back In Stock Soon
grant-inhibitor-anti-freeze-inhib03

Grant 25L Inhibitor and Anti-Freeze - INHIB03

Grant
£140.48 inc
VAT
Back In Stock Soon
1 2