I am in desperate need of a plumber who is not a crook. Day two of no heat downstairs, main floor. Slomins was here twice second time said frozen pipe. Have hot and cold water running upstairs and downstairs and heat upstairs none down called one said 550 for thaw and 150 service call. No idea if that was good price or not but if anyone can help. would like to enjoy superbowl without space heater and stove one. My husband was in crawl space over hour yesterday trying to find where frozen