An installer is asked to replace two aging cast-iron boilers with two mod/con boilers, but reuse as much of the existing distribution system as possible. Can you spot several details, omissions or other quirks that will lead to problems over the life of this system?

RBI has expanded the Torus line of watertube boilers and water heaters to include smaller sizes from 300 -1000 MBH. The full line is now available in sizes ranging from 300-4000 MBH making this unit ideal for a wider array of applications.

Viega’s Hydronic Mixing Block is a mixing device and boiler control with a built-in circulator and microcontroller.

The NextGen Boiler is a hydronic appliance that when installed, allows the homeowner to have peace of mind about their radiant heat applications.

The new FT Series light commercial boilers are available in 301 and 399 MBH sizes.

Can you diagnose why this glitch is happening, and suggest alternate methods for constructing this portion of the system?

The company received its original ISO certification in 2020. 

Another photo appeared and this one had a woman in it. She was holding a long wrench and the business end was attached to one of the risers to the boiler’s drop-header.

Connecticut-based Enviro Power, Inc.’s SmartWatt Boiler is an energy saving, emission reducing, drop-in replacement for the hot water portion of conventional heating systems, the first and only boiler designed to convert heat that would otherwise be lost in traditional boilers into useful electricity.

U.S. Boiler announced its new Citadel and Citadel XL condensing boilers and volume water heaters.