Mastercool

Mastercool Swaging Expander head 1 3/8

£49.40 £41.17
Mastercool Swaging Expander head 1 5/8

£55.82 £46.52
Mastercool Swaging Expander head 2 1/8

£66.44 £55.37
Mastercool1/4 Swaging adaptor for 71700 Kit

£16.68 £13.90
Mastercool 3/8 Swaging adaptor for 71700 Kit

£16.68 £13.90
Mastercool Tube Cutter Reduced Friction 1/8 To 1-1/8 O.D

£35.89 £29.91
Mastercool Replacement cutting wheel for 72029

£12.90 £10.75
Mastercool Replacement cutting wheel for 72035

£14.64 £12.20
Mastercool Straight Adapter with Valve Core High Side 1/4“ (7/16“-20) x 16mm

£3.88 £3.23
Mastercool 1/4 Flare Female (7/16-20) x 1/2 Acme Male Connector

£7.85 £6.54
Mastercool 1/2 Acme Female X 1/4 Flare Male Adapter

£7.85 £6.54
Mastercool Service Coupler High Side Red R134a Manual 1/4 Fl-m X 13mm

£37.03 £30.86
Mastercool R134a Manual Couplers High-Side Low-Side HVAC Tool (16mm/13mm)

Special Price £28.63 £23.86 Regular Price £37.03 £30.86
Mastercool Deluxe Air Conditioning Hose and Adapter Service Repair Kit

£39.26 £32.72
Mastercool 1/4 SAE Can Tap Valve

£11.21 £9.34
Mastercool 4-Way Manifold Gauge Set - R134a A/C Service with Colour-Coded Hoses

£171.46 £142.88
Mastercool 1/4 Auto Air Con 2 Way Manifold with Lines and Couplers

£162.56 £135.47
Mastercool 90063-2V-110B 3 CFM Two-Stage Vacuum Pump 110V/220V

£401.23 £334.36
Mastercool Charging Hose blue 36 Inch 1/4 Manual ball valve

£16.54 £13.78
Mastercool Charging Hose Yellow 60 Inch 1/4 Manual Ball Valve

£19.37 £16.14
Mastercool Refrigerant Oil or Dye injector 1/4 Female Flare x 1/4 Male Flare

£42.64 £35.53
Mastercool Valve Core Removal Kit With 6 Valve Cores

£8.27 £6.89
Mastercool Standard Valve Core 20 Pieces

£11.80 £9.83
Mastercool R410a Adapter 1/4 To 5/16 Sae 1/2-20 Unf Swivel

£6.35 £5.29

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:

Manifolds & Hoses - Accurate readings and fast servicing with 2- and 4-valve manifold sets, refrigerant-specific gauges, and Bluetooth digital manifolds, all colour-coded for safe use with R410A, R32, and R134a.
Vacuum Pumps - Pull deep, dry vacuums with Mastercool's single-stage and dual-stage vacuum pumps, built with high-flow motors and durable seals.
Recovery Equipment - Meet F-Gas compliance with fast, efficient refrigerant recovery systems including the Twin Turbo Recovery Unit and lightweight AC Recovery Systems.
Leak Detection Tools - Find refrigerant leaks fast using Mastercool electronic detectors, UV detection systems and bubble sprays.
Tube Working Tools - Take a look at all the Mastercool pipe cutters, flaring tools, pipe expanders and pipe benders you need to complete your installation.
Thermometers - Diagnose and commission confidently with infrared, contact and differential thermometers.
Nitrogen Equipment - Purge, pressure-test and braze confidently with high-accuracy regulators and nitrogen gauges.

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