Serving bristol, southington, avon, manchester, hamden and the rest of connecticut! The boys at asap are excellent. Thanks for printing! don't forget to come back to superior plumbing for fresh articles! We’re all about keeping water blue and the planet green- everything we do is digital. Wondering if your boiler needs repairing or replacing? Regular do-it-yourself and professional maintenance will keep your boiler in good form and alert you to any repairs that need to be done.