I have never met a more knowledgeable and efficient technician if you need appliance service, ask for matt! While this may not seem like a major issue. We offer solutions for all of your commercial plumbing needs! For all your heating and cooling needs, call or contact us today! Compare prices of electric combi boilers. Great customer service! very trustworthy people!! With a commitment to innovation and excellence, the east midlands-based boiler brand produces a range of boilers.