JMM gas and heating services goes above and beyond, they are professional and are of good value, i would recommend using their services to anyone, John, our engineer was well mannered, on time, if not early, tidy and well equip to cover our needs, he completed his work in a timely manner and keep the areas clean and tidy as he worked around the house, by far the best gas and heating services iv ever used, being a home owner i have full confidence in John that the job was completed within all regulations and completed without faults, Highly recommended!