We sell the top brands in each category of product. We have repaired all makes and models for 34 years with a complete computer record for 52,996 service calls in King County. We chart all makes and repairs from this list and then choose the least repaired brands for furnaces, boilers, tankless water heaters, gas fireplaces, etc. This way we have the fewest call backs and you get the best products. It’s just good business.