Crown Boiler Aruba 3 Series Review

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Crown Boilers is one of the leading manufacturers of boilers in today’s heating industry. They have an extensive inventory of gas and oil boilers for residential homes as well as commercial boilers and air handlers.

With heating season here, many homeowners are looking to replace their old boilers with more energy efficient boilers. Take a look at what Crown Boilers has to offer.

The Aruba 3 is Crown Boilers best selling gas fired boiler for residential homes. The Aruba 3 Series boilers come in different Btu size boilers, ranging from 37,000 to 295,000.

They come in 3 different styles the Standing, Left Pipe Style and the Top Pipe Style.  All models use either Natural Gas or Propane for your boiler.

There are 2 main factors that homeowners should consider when they are choosing a boiler. The first is price, with the economy the way it is more people are trying to save money as much as they can. The second is Energy Efficiency; you want to make sure that the boiler that you choose can actually save you money not make you spend more.

The Aruba 3 Series boiler has some performance features that are just what you need. They have a temperature and pressure gauges that you can easily read. If the pressure is too high then you know there is a problem with the boiler. Read the manual to determine what the proper settings of the temperature and pressure should be for your boiler.

A power-coated jacket that helps keep the heat in the boiler protects the cabinet of the boiler. The boiler itself is insulated with fiberglass to also help stop excess heat loss. These two features will help you save money and help contribute to the energy efficiency of the boiler. You can choose from one of two options, a standing pilot light or an electric ignition.

The Heat Exchanger is constructed with cast iron. This will help protect the exchanger and keep the boiler running smooth for many years to come. The boiler also comes with factory installed push nipples to help with the water transfer and those come with a lifetime-limited warranty. To also aid in the efficiency of the boiler are the motorized vent dampers. These dampers will prevent a lot of heat loss through the chimney.


The burners of a boiler are very important part of the boiler. The burners that are used in the Aruba 3 boiler are made from a high quality and very durable stainless steel. The burners also come with a limited lifetime warranty.

picture_of_aruba_3_specsSome other great features of the Aruba 3 Series are the factory mounted Aquastats, which you can find, installed right onto the heat exchanger. You will also find Honeywell controls. Honeywell is the best in the business for controls and gauges.

The Aruba 3 Series boiler is compact in size and has a built in draft hood. This design allows the boiler to be able to be installed in any low ceiling or compact space basement.

Now that we covered the great features of the Aruba 3, let’s take a look at safety. Safety is a priority for most homeowners. The Aruba 3 Series Boilers have some great safety features. The boiler can be installed right onto a carpet less non-combustible floor. The boiler comes already 100% assembled and all you need to do is install it.

The boiler comes with a combination high limit switch and a circulator relay control, which will help you regulate the water temperature. The Aruba 3 Series Boiler also comes with an ASME certified Relief Valve that should be set on 30 psi.

Aruba 3 Series Boilers comes with an extended warranty for parts and labor for either 5 or 10 years. The choice is yours.