Scores within last 12 months

Reliability & timekeeping
Invoice History
Charged as per quote / estimate100%
Appointments reported as missed (6 months) 0
Average score 10

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  • VAT registered
  • Checkatrade standard signed

MJ Cox Plumbing and Heating LTD has over 11 years heating engineer experience.  We have qualifications specialising in LPG and natural gas, hold full liability insurance and gas safe registeration. Our typical work includes:

  • Combi boiler swaps
  • Conventional boiler conversions 
  • Power flush heating systems with chemicals and filters

We are experienced in fitting boilers from various brands, most of whom have a warranty ranging between 5-12 years. 

Professionalism is extremely important to our company. We ensure that redundant materials are taken away from customer’s houses and we endeavour to ensure that your home is protected from any dirt that could be caused during our work. 

We aim to complete work in timely manner and provide free quotes and advice.  

Please do not hesitate to contact us if you require any further information.


Based in

Southport, Merseyside

Works in

We are based in Southport and our work mostly covers Merseyside and Lancashire.