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boilers

  1. HVAC
    Hello, I'm new to this forum and have made this account to ask some questions. I really hope someone can help me. To cut a long story short, I hired some plumbers to install a new Vaillant Ecotec Pro 24 boiler and they told me that they can do all of the relevant electrical wiring themselves...
  2. General DIY Discussions
    I have a gas/steam boiler to which a radiant heating system was attached when we built a new addition 12 years ago. On the side of the boiler is Honeywell RA89A which makes a pretty loud buzzing sound (I can hear it 30 feet away) whenever something or other calls for heat or warm water...
  3. HVAC
    Built an insulated "mudroom" -- ready to relocate & replace my 18 yr old Trianco Heatmaker with a non-condensing propane boiler. I have a small house, good windows, moderately well-insulated and baseboards. I did a heat load calc for 78 Delta T and came up with 56,000 BTU not including domestic...
  4. Plumbing
    Hi my new boiler was put in with the pump at the return of the water. it pumps the water into a manifold pipe that has all the in and out water on the same pipe. would that pump not pump the cold water into the furnace and then they have a valve that shuts it down so it has tie to heat up in the...
  5. Plumbing
    Hi, My heat is with cast iron radiators! This is my 3rd winter in this house. The first winter everything worked great! The 2nd winter all radiators started out ok but by the end of the winter 2 of them stopped working. Now this year I started the unit and all of the radiators on the 2nd...
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