The only Hann family owned heating, cooling & plumbing business in Cleveland!
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Historic Preservation

What is high velocity air conditioning?

Many neighborhoods throughout Cleveland, including historic Cleveland Heights and Shaker Heights, are known for their beautiful architecture.  Many of these historic homes were constructed with hot water radiators or baseboard heat and usually do not have any ductwork installed.  Because of this, you may think that central air conditioning is […]

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Small Ducts – Big Cooling

You own a big or moderate sized home in Cleveland Heights or Shaker Heights and have thought: “Gee, it would be nice to have air conditioning” You probably have radiators with a steam or hot water boiler and have envied people with newer homes designed with central air and heat. You probably […]

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Ground Markings

We’ve seen several people who post on both Facebook and neighborhood chat groups wondering what the spray paint markings on their tree lawn or street represent. Above is a good reference to help you understand what work might be proposed for your area. Often these “Location Markers” are sprayed onto […]

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Condenser In A Bag

Seafood in a bag is becoming a new theme in restaurants around the Cleveland area. Put piping hot seafood in a bag, add some Cajun spices, give it a shake, and enjoy a hot, tasty and wonderfully messy meal. In our bag, however, we have something a little different. We have an […]

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Boilers Rain Or Shine

Getting a massive 375,000 BTU steam boiler into the basement of a customer’s home is no easy feat. It usually takes a coordinated team effort of between four and six men. It’s a workflow that we are accomplished and polished at because we do it almost 60 times a year. […]

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Four Men And A Boiler

Not exactly like a movie with four men and a baby, but we do have to baby this old boiler when taking it out of a basement. This is just one section of the old boiler, but baby it we still must, least it gouges a wall or tear into […]

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Where Is Your Woodshop?

I don’t have a woodshop, you might say. And neither does the contractor you just hired. You know the one. He came recommended from a friend-of-a-friend, who didn’t do the really best job in the world, but would save you some money? He usually shows up at your house in […]

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The Man Who Invented Air Conditioning

The Man Who Invented Air Conditioning: Willis Carrier           On July 17, 1902, Willis Haviland Carrier designed the first modern air-conditioning system, launching an industry that would fundamentally improve the way we live, work and play. July 17, 2016 will mark the 114th year anniversary of what Time Magazine voted […]

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The $20,000 Handyman Special

We certainly understand the desire to save money at every opportunity these days. But there comes a time when “The Handyman Special” ends up costing more than a new car. There’s also the inconvenience factor and the destruction of personal property. Take the above photo as evidence that the easy […]

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The Big Boiler Puzzle

  The Boiler Puzzle      One thing, among many, that  Verne & Ellsworth Hann is good at doing is putting together a puzzle – and taking one apart. In this case, as illustrated in the photo above, we’re taking a puzzle apart. This puzzle in particular is a very, very […]

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What People Are Saying

  • Chris,

    Barry has just left after giving us a walk through of our new systems which are vastly superior to what was replaced.  Jake, Adam, Will, Barry and Brian were all skilled, diligent, professional and courteous in every aspect.  Clearly, we chose wisely when we hired you.

    - Steven S.( Pepper Pike, Furnace & Air Conditioning Installation, September 2019 )
  • It was a pleasure working with everyone!  Thanks.

    - Matthew K.( Cleveland Heights, Air Conditioning Installation, September 2019 )
  • Thank you for the follow-up with hot water heater turn-on and excellent job on air conditioning grounding.  The two men who did the electrical grounding work on the air conditioning were exceptional.

    - Margaret S.( University Heights, Furnace & Air Conditioning Installation, September 2019 )
  • Enjoyed your crew and Bill Hann.  They did a first class job!   Thank you.

    - Bruce A.( Painsville, Boiler Installation, September 2019 )
  • Very knowledgeable.  High quality work.

    - Brian S.( Shaker Heights, Boiler Installations, September 2019 )