As a happy side effect, this type of unit also takes up much less space in your home in fact, the unit is so small it can be hung up on the wall of your former water heater closet leaving lots of extra space for you to use for your benefit. Are you up for the b&m challenge? Amber - we advise uncomplicated preventative maintenance to stop a trivial problem becoming a more expensive major fault. Call today for your free estimate! Work out.