Recent content by JFCarbonneau

Thank you NY_Rob, I changed the auto feed valve and everything works fine now.

it is a WATTS ETX-30 pre charged at 12 psi.

I have a 5 year old Viessmann Vitodens 100 and in the past few weeks, it started losing water from the relief valve. When the boiler is not in use, it indicates a pressure of ~12 PSI but when it is on, pressure increases to 32ish. I changed the pressure tank but the problem remains. Any...

Hi, I am planning the radiant slab installation in our new house in NH. Slab is approximately 1,500 sf. I have to decide between 1/2" PEX spaced at 12" (5 rolls of 300ft) or 3/4" PEX spaced at 18" (2 rolls of 500ft). What do you think? Thanks, JF

We are pouring our foundation walls on this Friday, May 28th and I need to know how to prep the pass-through in the concrete wall for a propane direct-vent Triangle Tube Prestige Excellence PE110 condensing boiler? Or can it be vented through the rim board between two joists? Thanks in...

Hi, I need to replace my jet pump and I am thinking about replacing it by a submersible pump. My surface well always shows seven to eight feet of water and I would suspend the submersible pump approximately three feet over the bottom of the well. Is there any counter-indication about using...

Hi there, I have a 3 years old Carlin oil burner installed on a OWB & OWT boiler. When the thermostat reach its set temperature and shut down the furnace, the oil burner will cycle on and off very rapidly 6 or 7 times at one second interval before stopping completely. it makes a sound...

Thank you Dana, this is very helpful. JF

Hi, My wife and I are in the process of buying a modular home in New Hampshire and we would like to use radiant floor as our main source of heating. We have heard however that underfloor radiant heating isn’t working too well with our Northeastern winters. Apparently, the system is...

We are presently planning the construction of a new 1,500 square foot home in New Hampshire and we are thinking about using hydronic radiant floor as our main heating system. The size of the conditioned area will be ~3,400 square foot counting the basement and a 400 SF loft. We were...