Mastercool

A Mastercool 4-way manifold gauge set with a 3/8" bore, featuring two large gauges (blue for low side, red for high side), a central manifold with four labeled valves (LOW, VAC, REF, HIGH), and four colour-coded hoses (red, blue, yellow, and black) coiled
£199.13 £165.94
Mastercool 93636-E Refrigeration Manifold Gauge Set Two Way with 3 x 90cm Hoses R410 R404
£84.04 £70.03
Mastercool Two Way Refrigerant Manifold Gauge Set with 3 x 150cm Ball Valve Hoses R134a R404a Mastercool 93661-MB
£99.84 £83.20
Mastercool Refrigerant Charging Line 500 cm Blue
£44.66 £37.22
Mastercool Refrigerant Charging Line Set 90cm 5/16″ x 5/16″ SAE R410A
£49.36 £41.13
A Mastercool 33636 2-Way Brass Manifold Gauge Set with three colour-coded hoses (red, blue, yellow) coiled beneath. The set features two large 2.5-inch gauges with precise pressure readings, a brass manifold body, and a hanging hook at the top. The hoses
£124.51 £103.76
Refrigerant Gas Bottle Cylinder Adapter Mastercool W21.8 Mpt 1/4 inch Flare Brass
£7.30 £6.08
Mastercool 4-Way Manifold Gauge Set with two 80mm gauges (blue low-side and red high-side), four colour-coded hoses (red, blue, yellow, and black), brass fittings, and a central aluminium manifold with labelled valves (LOW, VAC, REF, HIGH), designed for H
£199.12 £165.93
Mastercool Set 3 x 180cm HD 1/4 Charging hoses nylon barrier
£69.56 £57.97
Mastercool Set of 3 x 244cm HD 1/4 inch Charging Hoses Nylon Barrier
£81.89 £68.24
Mastercool 1/4 inch Refrigerant Charging Lines 180cm Shut Off Valves
£57.43 £47.86
Mastercool Manual Shut-off Valve Flexible Hose Adapter 1/4 - 1/4 SAE Flare
£11.74 £9.78
Mastercool 1/4 Inch Straight Manual Shut-off Valve Hose Adapters (set of 3)
£31.37 £26.14
Mastercool 90269 Shut-Off Valve with Blue Hose 1/4 - 1/4 inch
£11.21 £9.34
Mastercool Vacuum Pump Air Conditioning 42 litre per Min Single Stage 1.5 CFM
£241.96 £201.63
Mastercool Vacuum Pump Air Conditioning 170 Litre Per Min Single Stage 6 CFM
£455.94 £379.95
Mastercool Dual Voltage Vacuum Pump 220v 110v 12CFM 2 Stage.
£726.85 £605.71
Mastercool 90289 Charging Line with Shut-Off Valve Red 1/4 - 1/4 inch
£11.21 £9.34
A collection of Mastercool Vacuum Pump Oil bottles in various sizes, including large jugs and smaller bottles, all with white caps and detailed labels. The labels feature the Mastercool logo, product name, and usage instructions, emphasizing the oil's pur
£57.38 £47.82
Mastercool Copper Aluminium Pipe Tube Flaring Tool Metric Standard
£26.92 £22.43
Mastercool Copper Pipe Tube Flaring Tool Sliding Die Block Flares 3/16 - 5/8
£43.00 £35.83
Mastercool Copper Aluminium Pipe Flaring Swaging Expanding Tool Set
£65.34 £54.45
Mastercool Eccentric Flaring Tool for Copper and Aluminium Pipe
£111.06 £92.55
Mastercool Eccentric Copper Aluminium Pipe Tube Flaring and Cutting Full Tool Kit
£136.87 £114.06

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