We offer estimates, so call today! Of our family serving your family. Got a tip, kitchen tour, or other story our readers should see? A good installer will be able to give you a full understanding of the benefits of each extra and advise whether they are necessary not all these extras will be necessary for many installations. Great customer service! very trustworthy people!! There are two main things to consider before you buy a combi boiler, they are. The cost for moving.