Specialising within household combi boiler as well as renewall systems . MW-GAS is a Gas Safe Registered Central heating as well as Plumbing business situated in London. Has replaced Corgi as of 01.04.2009 to deal with gas registration: visit www.gassaferegister.co.uk. Using our trade discount for YOU,why? Because we want you to save money and care you and your family, friends as a family members. You are very important to us. EXAMPLES OF FITTED BOILERS BY US (any make). Powered by IMONDA Studio.