Best Garage Heaters Diesel Deals Online in the UK (10 Deals Found)

Last Updated - 01/04/2026 Sort By:

Best Choice
Sunster

New
8KW TB10 Toolbox Diesel Air Heater, AC 240V DC12V 24V Night Parking Heater, w/ 5500m Adaptive Plateau, Auto Start - Stop
【Compact & Portable Toolbox Design】Our diesel heater includes a metal buckle opening and closing design, sturdy sealing,

£116.00 £149.00
Best Value
GEARLASSO

New
GEARLASSO 8KW Portable Diesel Air Heater 12V/24V All-in-One Parking Heater with Remote Control & LCD Display, Fast Heati
【Rapid & Powerful Heating】The GEARLASSO 8KW diesel heater delivers 4,700–17,000 BTU of heat, quickly warming areas up to

£88.99 £98.99
Jacgood

New
Jacgood 12V 5KW-8KW Diesel Air Heater，With Remote Control LCD Monitor Low Noise Fast Heating Parking Heater, For Car Tru
Upgraded New Version: Heater power: 8KW,Fuel gasoline: diesel,Car air conditioning type: Heating,Rated voltage: 12V,Work

£67.89
Jacgood

Used
Jacgood 12V 5KW-8KW Diesel Air Heater，With Remote Control LCD Monitor Low Noise Fast Heating Parking Heater, For Car Tru
Upgraded New Version: Heater power: 8KW,Fuel gasoline: diesel,Car air conditioning type: Heating,Rated voltage: 12V,Work

£64.81
EVGTTI

New
12V 8KW All in One Air Diesel Heater Parking Heater Diesel Night Heater with Silencer LCD Switch 5L Tank For Truck, Boat
Our all-in-one diesel heater has an output power of 8KW, uses diesel, and is equipped with a fuel pump that can precisel

£63.99 £65.99
20% Off
Sunster

New
Sunster 12V/24V Diesel Heater, 8 KW Diesel Air Heater, with Auto Start-Stop, Timer Function, Bluetooth APP & Remote Cont
Bluetooth App Control: By downloading the 'Sunster' app, you can easily adjust diesel heater settings, create heating pl

£87.20 £109.00
VELPAX

New
VELPAX 220V 8KW Diesel Air Heater, All in One Truck Heater, Portable Diesel Heater with Remote Control LCD Monitor and S
【All-in-one Diesel Air Heater】- With a power range of 8KW, our diesel air heater ensures customizable heating to suit yo

£99.99
VELPAX

Used
VELPAX 220V 8KW Diesel Air Heater, All in One Truck Heater, Portable Diesel Heater with Remote Control LCD Monitor and S
【All-in-one Diesel Air Heater】- With a power range of 8KW, our diesel air heater ensures customizable heating to suit yo

£89.34
GEARLASSO

New
GEARLASSO Diesel Heater 8KW 12V/24V, All in One Air Parking Heater APP Control, Remote Control LCD Display, Fast Heating
【Fast Heating】Heater Power: 8 KW; Rated Voltage: 12V. Our efficient diesel heater is designed to keep you warm even in t

£119.99 £125.99
24% Off
Sunster

New
Sunster 8KW Portable Diesel Air Heater, 12V/24 ALL IN ONE Diesel Heater with AC 110-240V Power Adapter, LCD Switch & Rem
Dual Power Supply Coverage: Sunster diesel heater is equipped with 2 wiring options (12/24V DC and 110-240V AC), which c

£79.79 £105.00

10 Garage Heaters Diesel deals are available from: Amazon stores, starting from £63.99.
The biggest discount we found is 24% on Sunster 8KW Portable Diesel Air Heater, 12V/24 ALL IN ONE Diesel Heater with AC 110-240V Power Adapter, LCD Switch & Remote Control, with Bottom Bracket， for Campervan Car Trucks Bus at Amazon.
The lowest price we found is £63.99 while the highest is £119.99.
Prices for the best Garage Heaters Diesel deals average at £87.80.
Last updated on April 1, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Garage Heaters Diesel.