Are there any downfalls to combi boilers? A robot with a touch-screen information apps stroll down the pavillon at the singapore international robo expo. Asap replaced two toilets in our house the technician ron was extremely professional and completely respected our home. The asap team was fast and did a great job they were very knowledgable and came up with an action plan for the future price was very reasonable compared to other companies! By itself, sea salt is not particularly effective.