Mastercool

Mastercool Refrigerant Hose Line Spare 1/4 inch Gasket Pack of 10
Special Price £2.32 £1.93 Regular Price £3.18 £2.65
Mastercool Refrigerant Hose Line Spare 3/8 Gasket Pack of 10
£5.29 £4.41
Mastercool Hose Set 3 x 180cm Nylon Barrier Man Shut Off Valve 1/4
£102.96 £85.80
Mastercool Pocket Thermometer Analogue -10 to 100 C
£4.67 £3.89
Mastercool Hand Held Infra Red Laser Thermometer
£90.10 £75.08
Mastercool Dual Temperature Thermometer Infra Red Contact
£58.31 £48.59
Mastercool Pocket Infra Red Thermometer
£44.52 £37.10
Mastercool 52228 Digital Differential Thermometer with a blue protective case, displaying a digital LCD screen showing 111.1°F. The device has T1 and T2 thermocouple inputs, connected green probes, and buttons for ON/OFF, MAX, HOLD, T1-T2, T1/T2, and °C/°
£137.80 £114.83
Mastercool Handheld Waterproof Digital Thermometer with Probe
£40.84 £34.03
Mastercool K Type Piercing Penetration Temperature Probe
£72.07 £60.06
Mastercool K Type Air Temperature Probe
£78.43 £65.36
Mastercool 53002 Nitrogen Manifold
£169.60 £141.33
Mastercool Nitrogen Pressure Testing Gauge Set R410a UK
£153.06 £127.55
Mastercool Nitrogen Pressure Testing Kit UK Compatible
£220.45 £183.71
A black Mastercool 53123-A Refillable Universal Dye/Oil Injector with a blue hose, gold-colored brass fittings, and a coupler at one end, used for injecting dye or oil into A/C systems. The injector body has a label with measurement markings and usage ins
£116.60 £97.17
Mastercool Refrigerant UV Dye Remover 120ml
£39.85 £33.21
Mastercool Rechargeable 220v UV Leak Detection LED Flashlight Torch
£114.32 £95.27
Mastercool Master Leak Shield HVAC Leak Seal Up to 1.5 Tons (5.3kW)
£62.35 £51.96
A white and black can of Mastercool Master Leak Shield HVAC 53660, labelled for systems 1.5 to 6 tons, with text highlighting its benefits like lubricating systems, preventing leaks, and compatibility with all refrigerants and oils. The can is accompanied
£62.35 £51.96
Mastercool Raptor Refrigerant Leak Detector
£211.02 £175.85
Mastercool Leak Detector Raptor Inspector with UV Light and Injector
£396.16 £330.13
Mastercool Filter Dryer for 69500/69200-220 Recovery Unit
£12.59 £10.49
Mastercool Swaging Expander head 3/8 inch
£37.64 £31.37
Mastercool Swaging Expander head 1/2 inch
£37.64 £31.37

Mastercool equipment and tools for HVAC engineers

Trusted by HVAC professionals across the UK, Mastercool delivers robust, reliable tools built to last. From deep vacuum pumps to precision manifolds, Mastercool's tools are made for engineers who demand accuracy, durability, and performance.

At AirConSpares.com, we stock one of the UK's most comprehensive ranges of Mastercool HVAC tools, all available with next-day delivery and backed by over 30 years of industry experience.

Explore our extensive Mastercool range

Mastercool tools cover every step of the installation and service process, whether commissioning a heat pump, recovering refrigerant, or prepping copper pipe. Shop:

The Mastercool difference for HVAC engineers

  • Built for HVAC engineers - Mastercool tools are designed specifically for refrigeration and air conditioning professionals, delivering the precision and durability needed for everyday site work.
  • Industry-leading accuracy - Whether pulling a deep vacuum, measuring micron levels, or creating a perfect flare, Mastercool tools give you results you can trust.
  • Complete system support - From installation to diagnostics and recovery, Mastercool covers every part of the HVAC process with reliable, well-engineered equipment.

Why buy Mastercool refrigerant equipment from AirConSpares.com?

As an authorised UK stockist, we offer genuine Mastercool products with full manufacturer warranties, competitive trade pricing, and technical support from HVAC experts. With everything you need in one place and most items ready for next-working-day delivery, we make it easy to get the job done right the first time.

Get all your Mastercool tools from AirConSpares.com for:

  • Trade-trusted performance - Built to withstand real-world site conditions
  • Precision engineering - Accurate readings, clean finishes, compliant results
  • Comprehensive coverage - Tools for every stage of HVAC and refrigeration work
  • UK stock availability - All Mastercool products ready for next-day delivery