What type of tradesperson do you need? Homeowners who would like to see our products should schedule an appointment with your local efm dealer you can also call us at --. Serving bristol, southington, avon, manchester, hamden and the rest of connecticut! Your account, who has to pay, banding, how it's calculated, discounts & exemptions, how we spend it. Here’s a picture of louie because he’s ace! English boiler manufacturers industrial high temperature hot water systems. Sources:.