Essential Components for Vehicle Heating and Air Conditioning

This collection provides everything you need to build or repair your vehicle's heating and A/C systems. From rotary fan switches to flexible ducting, aluminium unions, bulkhead flanges, and vent trims, these parts are perfect for classic builds or custom installations.

A/C HoseA/C Hose
A/C UnionsA/C Unions
A/C UnitA/C Unit
Bulkhead FlangesBulkhead Flanges
CompressorCompressor
DemistDemist
DuctingDucting
Heater HosesHeater Hoses
Heater UnitsHeater Units
Heater ValuesHeater Values
Hose FormersHose Formers
Louvre PanelsLouvre Panels
PlenumPlenum
RadiatorsRadiators
ScoopsScoops
ValvesValves
VentsVents
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Latest Products

Instrument Voltage Stabiliser
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Instrument Voltage Stabiliser

Instrument Voltage Stabiliser
£24.00
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Electric Vacuum Pump Relay
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Electric Vacuum Pump Relay

12 volts.
£9.60
£0.00
£9.60
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Classic Style Paper Covered Aluminium Ducting 80mm I.D. - Car Builder SolutionsClassic Style Paper Covered Aluminium Ducting 30-100mm
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Classic Style Paper Covered Aluminium Ducting 30-100mm

SOLD BY THE METRE
£8.40
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£8.40
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G Clamps 50mm to 200mmG Clamps 50mm to 200mm
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G Clamps 50mm to 200mm

G Clamps
£4.20
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£4.20
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Single Relay Plug with Terminals

Single Relay Plug with Terminals

Durable 5-terminal relay plug with 1/4" female crimp terminals for secure connections in automotive/electrical applications. Easy installation, reliable performance.
£3.00
£0.00
£3.00
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Brake and Clutch Reservoir Bleeding Adapter

Brake and Clutch Reservoir Bleeding Adapter

RESERVOIR BLEEDING ADAPTER
£19.20
£0.00
£19.20
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3 Piece Locking Clamping Pliers Set For Flexible Hoses3 Piece Locking Clamping Pliers Set For Flexible Hoses

3 Piece Locking Clamping Pliers Set For Flexible Hoses

Will clamp between 6mm and 57mm hose.
£7.20
£0.00
£7.20
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3 Watt LED White/Red Rechargeable Headband Lamp

3 Watt LED White/Red Rechargeable Headband Lamp

USB charging cable included Up to 3 hours battery life
£7.80
£0.00
£7.80
(-0%)
Demist Vent 87mm x 14mmDemist Vent 87mm x 14mm

Demist Vent 87mm x 14mm

ABS demist vent, 87mm x 14mm, fits 71mm x 8mm hole. Ideal for boats and caravans. Clears condensation.
£6.00
£0.00
£6.00
(-0%)
Silver Chrome Paint AerosolSilver Chrome Paint Aerosol

Silver Chrome Paint Aerosol

This plated finish paint aerosol delivers a brilliant, very shiny silver finish. Easy to apply and perfect for various projects.
£13.20
£0.00
£13.20
(-0%)
Large Internal Naca Duct Black 270mmLarge Internal Naca Duct Black 270mm

Large Internal Naca Duct Black 270mm

Can be bonded or riveted to body.
£19.20
£0.00
£19.20
(-0%)
Naca Duct Internal Carbon Effect Small

Naca Duct Internal Carbon Effect Small

Can be bonded or riveted to body. 180mm x 145mm x 25mm high
£14.40
£0.00
£14.40
(-0%)
Naca Duct Internal Carbon Effect Large

Naca Duct Internal Carbon Effect Large

Can be bonded or riveted to body. 235mm x 190mm x 45mm high.
£16.80
£0.00
£16.80
(-0%)
360mm LED Interior Strip Light360mm LED Interior Strip Light

360mm LED Interior Strip Light

Overall size. 30mm x 23mm x 11mm high.
£30.00
£0.00
£30.00
(-0%)
440 Amp Jump Start Posts

440 Amp Jump Start Posts

SOLD AS A PAIR
£24.00
£0.00
£24.00
(-0%)
Fuel Tank Pick Up Pipes
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Fuel Tank Pick Up Pipes

Fuel tank pick up pipes
£24.00
£0.00
£24.00
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Smiths GPS Speed Sensor for Electronic SpeedometersSmiths GPS Speed Sensor for Electronic Speedometers

Smiths GPS Speed Sensor for Electronic Speedometers

Smiths GPS Speed Sensor for Electronic Speedometers
£162.00
£0.00
£162.00
(-0%)
Smiths Inductive Speed Sensor for Electronic SpeedometersSmiths Inductive Speed Sensor for Electronic Speedometers

Smiths Inductive Speed Sensor for Electronic Speedometers

Smiths Inductive Speed Sensor for Electronic Speedometers
£86.40
£0.00
£86.40
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Copper Brake Pipe 22G 25Ft Roll

Copper Brake Pipe 22G 25Ft Roll

High-quality copper/nickel brake pipe in 3/16". Rated to 215 Bar, ensuring reliable braking performance.
£15.00
£0.00
£15.00
(-0%)
Copper/Nickel Brake Pipe 22G 25Ft Roll

Copper/Nickel Brake Pipe 22G 25Ft Roll

High-quality copper/nickel brake pipe in 3/16". Rated to 215 Bar, ensuring reliable braking performance.
£21.60
£0.00
£21.60
(-0%)

Engine Oil

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MOBIL Mobil 1 0W-20 Advanced Full Synthetic Engine Oil

Advanced full synthetic 0W20 motor oil. Optimised for fuel economy and long-lasting engine protection in hybrid vehicles.
£13.96
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£13.96
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CASTROL EDGE 0W-30 A5/B5 Engine Oil

Advanced 0W-30 motor oil boosts engine performance and fuel economy. Trusted by experts for ultimate protection and efficiency.
£13.96
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£13.96
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CASTROL EDGE 5W-40 Fully Synthetic Engine Oil

Advanced full synthetic engine oil for maximum performance and protection. Improves fuel economy and exceeds industry standards.
£13.96
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MOBIL Super 1000 X1 15W-40 Engine Oil

High-performance 15W40 motor oil. Provides excellent engine cleanliness, high-temperature protection, and wear protection. Suitable for various vehicles.
£33.95
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£33.95
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CASTROL Magnatec 10W-40 A/B Engine Oil

Advanced engine oil with DUALOCK molecules for non-stop protection and reduced warm-up wear. ACEA A3/B4, API SP.
£9.95
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MOBIL Super 2000 X1 10W-40 Engine Oil

High-performance 10W40 motor oil offering superior engine protection, sludge prevention, and cleanliness. Meets various industry standards.
£7.96
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CASTROL Magnatec 5W-30 A5 Engine Oil

Advanced engine oil with DUALOCK technology for superior protection during warm-up and stop-start driving. Suitable for modern vehicles.
£10.96
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CASTROL GTX 5W-30 RN17 Engine Oil

5W-30 RN17 engine oil. Superior sludge protection and advanced viscosity and thermal breakdown protection. Extends engine life.
£9.95
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  • 50mm (2") Duct Hose Black PVC Per Metre - Car Builder Solutions38mm (1 1/2") Lightweight Duct Hose Black PVC Per Metre - Car Builder Solutions
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    Lightweight PVC Flexible Heater Duct Hose Black PVC Per Metre 38-63mm

    Choose your ID below and by the metre or an offcut.
    £8.40
    £0.00
    £8.40
    (-0%)
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  • Classic Style Paper Covered Aluminium Ducting 80mm I.D. - Car Builder SolutionsClassic Style Paper Covered Aluminium Ducting 30-100mm
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    Classic Style Paper Covered Aluminium Ducting 30-100mm

    SOLD BY THE METRE
    £8.40
    £0.00
    £8.40
    (-0%)
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  • 76mm (3") Black Silicone Duct Hose Per Metre - Car Builder Solutions38mm (1 1/2") Black Silicone Duct Hose Per Metre - Car Builder Solutions
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    Black Silicone Duct Hose 38 - 83mm 5 Sizes Per Metre

    Choose your ID below and by the metre or an offcut.
    £21.60
    £0.00
    £21.60
    (-0%)
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  • 76mm (3") Silicone Duct Hose Per Metre - Car Builder Solutions63mm ID (2 1/2") Silicone Duct Hose Per Metre - Car Builder Solutions
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    Silicone Duct Hose Per Metre 38 - 76mm - 4 Sizes

    Choose your ID below and by the metre or an offcut.
    £21.60
    £0.00
    £21.60
    (-0%)
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  • 60mm ID (2 3/8") Aluminium Ducting ONE METRE - Car Builder Solutions60mm ID (2 3/8") Aluminium Ducting 500mm - Car Builder Solutions
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    Light Weight Aluminium Ducting - 5 Sizes

    Choose your ID and Length below.
    £14.40
    £0.00
    £14.40
    (-0%)
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  • Rubber 40mm Heater Ducting Elbow - Car Builder SolutionsRubber 40mm Heater Ducting Elbow - Car Builder Solutions

    Rubber 40mm Heater Ducting Elbow

    40mm rubber ducting elbow for tight 90° bends in ventilation systems. Fits 38mm/50mm ducting. Durable and easy to install.
    £18.00
    £0.00
    £18.00
    (-0%)
  • Cable Operated Butterfly Valve - Car Builder SolutionsCable Operated Butterfly Valve - Car Builder Solutions

    Cable Operated Butterfly Valve

    Cable not included
    £22.80
    £0.00
    £22.80
    (-0%)
  • Solenoid Operated Butterfly Valve - Car Builder SolutionsSolenoid Operated Butterfly Valve - Car Builder Solutions

    Solenoid Operated Butterfly Valve

    12 volt or 24 volt
    £46.80
    £0.00
    £46.80
    (-0%)
  • 2 Hole 40mm O.D. Ducting Flange - Car Builder Solutions

    2 Hole 40mm O.D. Ducting Flange

    2 x 4mm mounting holes at 65mm centres
    £6.00
    £0.00
    £6.00
    (-0%)
  • 2 Hole 45mm O.D. Ducting Flange - Car Builder Solutions2 Hole 45mm O.D. Ducting Flange - Car Builder Solutions

    2 Hole 45mm O.D. Ducting Flange

    2 x 4mm mounting holes at 65mm centres
    £6.00
    £0.00
    £6.00
    (-0%)
  • 49mm O.D. Bulkhead Flange Connector - Car Builder Solutions49mm O.D. Bulkhead Flange Connector - Car Builder Solutions

    49mm O.D. Bulkhead Flange Connector

    57mm square flange. 4x 6mm mounting holes at 65mm PCD.
    £6.00
    £0.00
    £6.00
    (-0%)
  • 2 Hole 50mm O.D. Ducting Flange - Car Builder Solutions

    2 Hole 50mm O.D. Ducting Flange

    2 x 4mm mounting holes at 65mm centres
    £6.00
    £0.00
    £6.00
    (-0%)
  • 2 Hole 55mm O.D. Ducting Flange - Car Builder Solutions2 Hole 55mm O.D. Ducting Flange - Car Builder Solutions

    2 Hole 55mm O.D. Ducting Flange

    2 x 4mm mounting holes at 65mm centres
    £6.00
    £0.00
    £6.00
    (-0%)
  • 60mm O.D. Bulkhead Flange - Car Builder Solutions

    60mm O.D. Bulkhead Flange

    4 x 4mm mounting holes at 60 x 60mm centres
    £6.00
    £0.00
    £6.00
    (-0%)
  • 63mm O.D. Bulkhead Flange Connector - Car Builder Solutions63mm O.D. Bulkhead Flange Connector - Car Builder Solutions

    63mm O.D. Bulkhead Flange Connector

    69mm square flange. 4x 6mm holes on 76mm PCD.
    £6.00
    £0.00
    £6.00
    (-0%)
  • 65mm O.D. Bulkhead Flange - Car Builder Solutions

    65mm O.D. Bulkhead Flange

    4 x 4mm mounting holes at 60 x 60mm centres
    £6.00
    £0.00
    £6.00
    (-0%)
  • 70mm O.D. Bulkhead Flange - Car Builder Solutions

    70mm O.D. Bulkhead Flange

    4 x 4mm mounting holes at 60 x 60mm centres
    £7.20
    £0.00
    £7.20
    (-0%)
  • 74mm O.D. Bulkhead Flange Connector - Car Builder Solutions74mm O.D. Bulkhead Flange Connector - Car Builder Solutions

    74mm O.D. Bulkhead Flange Connector

    74mm O.D connector with 86mm flange. 4x 6mm fixing holes at 102mm PCD.
    £6.00
    £0.00
    £6.00
    (-0%)
  • 80mm O.D. Bulkhead Flange Connector - Car Builder Solutions80mm O.D. Bulkhead Flange Connector - Car Builder Solutions

    80mm O.D. Bulkhead Flange Connector

    80mm O.D connector with 90mm flange. 4x 6mm fixing holes.
    £7.20
    £0.00
    £7.20
    (-0%)
  • 100mm O.D. Bulkhead Flange Connector - Car Builder Solutions100mm O.D. Bulkhead Flange Connector - Car Builder Solutions

    100mm O.D. Bulkhead Flange Connector

    100mm O.D connector with 108mm flange. 4x 6mm fixing holes.
    £8.40
    £0.00
    £8.40
    (-0%)
  • Demist Plenum 170mm Carbon Effect - Car Builder SolutionsDemist Plenum 170mm Carbon Effect - Car Builder Solutions

    Demist Plenum 170mm Carbon Effect

    Small version
    £12.00
    £0.00
    £12.00
    (-0%)
  • Demist Plenum 170mm - Car Builder SolutionsDemist Plenum 170mm - Car Builder Solutions

    Demist Plenum 170mm

    Small version
    £12.00
    £0.00
    £12.00
    (-0%)
  • Demist Plenum 250mm - Car Builder SolutionsDemist Plenum 250mm - Car Builder Solutions

    Demist Plenum 250mm

    250mm long
    £12.00
    £0.00
    £12.00
    (-0%)
  • 610mm to 350mm Adjustable Demist Plenum - Car Builder Solutions610mm to 350mm Adjustable Demist Plenum - Car Builder Solutions

    610mm to 350mm Adjustable Demist Plenum

    Bond to the underside of your dash top.
    £19.20
    £0.00
    £19.20
    (-0%)
  • Demist Plenum 300mm - Car Builder SolutionsDemist Plenum 300mm - Car Builder Solutions

    Demist Plenum 300mm

    With 50mm inlet
    £14.40
    £0.00
    £14.40
    (-0%)

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