MJF is a local family owned company and is the third generation of plumbers. Together we have over 40 years of experience and are always staying up to date on new technology and training. We have the knowledge and experience in this field to help you with any situation. We are licensed in RI and MA. We specialize in construction, renovations, light commercial and all types of service work. We are certified to work on all plumbing aspects; gas piping, propane piping, new oil tank installs, oil boiler install, and all hot water boiler systems and residential steam boilers.