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
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£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

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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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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
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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
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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
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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
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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
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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
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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
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440 Amp Jump Start Posts

440 Amp Jump Start Posts

SOLD AS A PAIR
£24.00
£0.00
£24.00
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Fuel Tank Pick Up Pipes
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Fuel Tank Pick Up Pipes

Fuel tank pick up pipes
£24.00
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£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
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£162.00
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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
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£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
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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
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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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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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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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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.
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  • Dash or Panel Mounted 15mm (5/8") Brass Heater Valve with Mounting Bracket - Car Builder SolutionsDash or Panel Mounted 15mm (5/8") Brass Heater Valve with Mounting Bracket - Car Builder Solutions

    Dash or Panel Mounted 15mm (5/8") Brass Heater Valve with Mounting Bracket

    A durable brass heater valve with mounting bracket, ideal for controlling hot water flow in vehicle heating systems. Easy to install with a quarter-turn action.
    £28.80
    £0.00
    £28.80
    (-0%)
  • Dash or Panel Mounted 15mm (5/8") Brass Heater Valve - Car Builder SolutionsDash or Panel Mounted 15mm (5/8") Brass Heater Valve - Car Builder Solutions

    Dash or Panel Mounted 15mm (5/8") Brass Heater Valve

    15mm inlet and outlet.
    £30.00
    £0.00
    £30.00
    (-0%)
  • Solenoid Operated ON/OFF Heater Valve - Car Builder SolutionsSolenoid Operated ON/OFF Heater Valve - Car Builder Solutions

    Solenoid Operated ON/OFF Heater Valve

    15mm inlet and outlet. 12v on/off solenoid. Normally closed.
    £51.60
    £0.00
    £51.60
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  • rotary-heater-valve-controller-car-builder-solutionsrotary-heater-valve-controller-car-builder-solutions

    Shallow Rotary Heater Valve Controller With Cable

    54mm bezel dia. Fits through a 11mm hole>. Maximum inner cable travel 34mm.
    £25.20
    £0.00
    £25.20
    (-0%)
  • Cable Operated 15mm (5/8") Glass Reinforced Nylon Heater Valve - Car Builder SolutionsCable Operated 15mm (5/8") Glass Reinforced Nylon Heater Valve - Car Builder Solutions

    Cable Operated 15mm (5/8") Glass Reinforced Nylon Heater Valve

    Durable, glass-reinforced nylon 15mm cable-operated heater valve with push-to-close mechanism. Cable not included.
    £24.00
    £0.00
    £24.00
    (-0%)
  • Cable Operated 15mm (5/8") Brass Heater Valve - Car Builder SolutionsCable Operated 15mm (5/8") Brass Heater Valve - Car Builder Solutions

    Cable Operated 15mm (5/8") Brass Heater Valve

    15mm inlet and outlet.
    £38.40
    £0.00
    £38.40
    (-0%)
  • Cable Operated 15mm (5/8") Glass Reinforced Nylon Heater Valve with Steel Bracket - Car Builder SolutionsCable Operated 15mm (5/8") Glass Reinforced Nylon Heater Valve with Steel Bracket - Car Builder Solutions
    Out Of Stock

    Cable Operated 15mm (5/8") Glass Reinforced Nylon Heater Valve with Steel Bracket

    15mm inlet and outlet.
    £15.00
    £0.00
    £15.00
    (-0%)
    Out Of Stock
  • 8mm (5/16") Heater Hose Per Metre - Car Builder Solutions22mm (7/8") Gates Heater Hose Per Metre - Car Builder Solutions
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    Coolant and Heater Hose Per Metre 8 -22mm Choose Diameter

    Choose your ID below and by the metre or an offcut.
    £6.00
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    £6.00
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  • Slimline Inline Rotary Heater Valve Controller - Car Builder SolutionsSlimline Inline Rotary Heater Valve Controller - Car Builder Solutions

    Slimline Inline Rotary Heater Valve Controller

    54mm bezel dia. Fits through a 11mm hole>. Maximum inner cable travel 34mm.
    £30.00
    £0.00
    £30.00
    (-0%)
  • Sliding Heater Valve Kit - Car Builder Solutions

    Sliding Heater Valve Kit

    Control your heating with this Sliding Heater Valve Kit. 15mm inlet/outlet, 1.1m cable, easy install. Fits a 74mm x 18mm hole.
    £66.00
    £0.00
    £66.00
    (-0%)
  • Rotary Heater Valve Kit - Car Builder SolutionsRotary Heater Valve Kit - Car Builder Solutions

    Rotary Heater Valve Kit

    Control your heating with this Rotary Heater Valve Kit. Includes 15mm valve, 1.1m cable, and 54mm bezel. Easy to install.
    £66.00
    £0.00
    £66.00
    (-0%)
  • Black Nylon 16mm Joiner with Bleed - Car Builder SolutionsBlack Nylon 16mm Joiner with Bleed - Car Builder Solutions

    Black Nylon 16mm Joiner with Bleed

    Durable nylon hose joiner with integrated bleed valve for removing air from 16mm heating circuits. Easy to use with knurled thumb screw.
    £12.00
    £0.00
    £12.00
    (-0%)
  • Black Nylon 19mm Joiner with Bleed - Car Builder SolutionsBlack Nylon 19mm Joiner with Bleed - Car Builder Solutions

    Black Nylon 19mm Joiner with Bleed

    Ideal for bleeding air from heater systems.
    £12.00
    £0.00
    £12.00
    (-0%)
  • Black Nylon Twin 15mm Bulkhead Connector Angled - Car Builder Solutions
    Out Of Stock

    Black Nylon Twin 15mm Bulkhead Connector Angled

    For 15mm (5/8) hose. 90º.
    £9.60
    £0.00
    £9.60
    (-0%)
    Out Of Stock
  • black-nylon-twin-15mm-bulkhead-connector-straight-car-builder-solutionsblack-nylon-twin-15mm-bulkhead-connector-straight-car-builder-solutions

    Black Nylon Twin 15mm Bulkhead Connector Straight

    For 15mm (5/8) hose.
    £9.60
    £0.00
    £9.60
    (-0%)
  • Bulkhead Reducing Heater Hose Joiners 16mm to 12mm - Car Builder SolutionsBulkhead Reducing Heater Hose Joiners 16mm to 12mm - Car Builder Solutions

    Bulkhead Reducing Heater Hose Joiners 16mm to 12mm

    16mm to 12mm Reducer
    £9.60
    £0.00
    £9.60
    (-0%)
  • Air Conditioning Hose Dash 6 (5/16" Id) Per Metre - Car Builder Solutions
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    Air Conditioning Hose Dash 6 (5/16" Id) Per Metre

    High-quality air conditioning hose, 5/16" ID, sold per metre. Durable and ensures efficient refrigerant flow for optimal cooling.
    £11.40
    £0.00
    £11.40
    (-0%)
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  • Air Conditioning Hose Dash 8 (13/32" Id) Per Metre - Car Builder Solutions
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    Air Conditioning Hose Dash 8 (13/32" Id) Per Metre

    High-quality Air Conditioning Hose Dash 8 (13/32" ID) sold per metre for reliable and efficient refrigerant flow. Ideal for professional and DIY use.
    £12.60
    £0.00
    £12.60
    (-0%)
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  • Air Conditioning Hose Dash 8 (13/32" Id) Per Metre - Car Builder Solutions
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    Air Conditioning Hose Dash 10 (1/2" Id) Per Metre

    High-quality air conditioning hose with 25mm OD and 13mm ID, sold per metre for precise fit and easy installation.
    £13.80
    £0.00
    £13.80
    (-0%)
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  • drier-for-air-con-car-builder-solutions

    Drier for Air Con 200mm

    200mm air con drier with Dash 6 O-ring fittings & two 3/8 UNF female threads for switches. Efficient & reliable.
    £24.00
    £0.00
    £24.00
    (-0%)
  • Drier Bracket - Car Builder SolutionsDrier Bracket - Car Builder Solutions

    Drier Bracket

    Securely mount your air-con drier with this durable, plated steel bracket. Fits cylinders from 58mm to 65mm.
    £5.40
    £0.00
    £5.40
    (-0%)
  • Aluminium Air Con Receiver / Drier - Car Builder SolutionsAluminium Air Con Receiver / Drier - Car Builder Solutions

    Aluminium Air Con Receiver / Drier

    High-quality aluminium air con receiver drier with #6 'O' ring fittings, sight glass, and polishable finish. Improves AC performance.
    £30.00
    £0.00
    £30.00
    (-0%)
  • Trinary Switch for Air Con - Car Builder Solutions

    Trinary Switch for Air Con

    A Three-function pressure switch for our Air-Conditioning kit #AIRCON.
    £24.00
    £0.00
    £24.00
    (-0%)
  • A/C #6 Straight Joiner With Integral Trinary Switch - Car Builder Solutions

    A/C #6 Straight Joiner With Integral Trinary Switch

    A/C #6 straight joiner with integral trinary switch for versatile control and reliable connection.
    £36.00
    £0.00
    £36.00
    (-0%)
  • 40mm (1 5/8") Duct Hose PVC Per Metre - Car Builder Solutions40mm (1 5/8") Duct Hose PVC Per Metre - Car Builder Solutions
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    40mm (1 5/8") Duct Hose PVC Per Metre

    SOLD BY THE METRE
    £9.60
    £0.00
    £9.60
    (-0%)
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