Made use of about 3 years in the winter at the home. A Weil-Mclain boiler. All worked fine. What you see in the photos is what I have.
Model # CG-4-SPDL.
It is listed as propane nevertheless is has actually been converted to a gas boiler.
BTU provided 105,000.
I am still unaware of the year of the this device.
$200 or best offer.
Call Adam.
program contact details.