The PLANET DEWEY units are wall-hung condensing/modulating boilers with a 97% efficiency. They feature durable stainless steel heat exchangers and have a built-in circulator, expansion tank, and air eliminator for ease of installation. The warranty (especially on the heat exchanger) is not as good as many other brands.
The SENTINEL SE series units are basic models and the VICTORY VSPH series units (pictured here) are sealed combustion units. Both of them use spark to pilot ignition which can require more maintenance and repairs. The CHS boilers are condensing & modulating units that are available in eight sizes to match the needs of your home. They have durable stainless steel heat exchangers and outdoor reset temperature control for energy savings as well as a decent warranty. The brand is available in the USA but only through their authorized dealer network.
This brand is made in Austria and is available in Europe. EC units are basic atmospheric boilers while the CAT models have inducer fans. The VICTRIX is a wall-hung condensing/modulating boiler. Their website is not much help and does not have a stated warranty policy.
This brand is from ALLIED BOILERS which is a division of E-Z-RECT MANUFACTURING LTD. The units are made in Canada. The MINI-GAS series units are atmospheric combustion units that feature a double pass steel finned tube heat exchanger and stainless steel burners. The HSE models are high efficiency modulating units that are wall mounted. They have electronic controls with outdoor reset control for added energy savings. The warranty on this brand is not very good when compared to most other brands.
The EK1 FRONTIER models are available in sizes from 85000 to 121000 btu/hr through dealers. The system includes a 40 gallon domestic hot water (dhw) storage tank and a stainless steel dhw coil. The units use a digital energy manager and can supply hot water to up to 15 different zones. The units feature a patented spiral tube boiler to increase efficiency and are backed by a pretty good warranty.
You can continue to browse our alphabetical list of the brands but, if you are looking for a specific brand, you can enter its name in the search box at the top of the page.