Sign up now to stay updated on the latest news and offers! Q = rate of steam flow in kg/h. Effective and environmentally friendly! Due to us having such a great customer base, we do not do new construction rough ins or total remodels, to make sure that we can service our clients in a timely manner. Do plumbers offer a written warranty? We are available / for emergency boiler repair services it doesn’t matter what time of the day it is, if you need emergency services,.