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  1. jc8367 New Member

    joined: Feb 14, 2008
    7 posts
    Long Island
    I have hot water basedboard heat and half my house is on a concert slab with the pipe's buried in the concert. I can't just leave my old heating system thermostat down, the pipe's will burst, what have some of you done as a solution?
    #1

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  2. mralias Minister of Fire

    joined: Apr 29, 2008
    617 posts
    MA
    Yes, Buy a programmable thermostat and set it so it will run your heat for about 5 to 10 mins everyday at a time interval that will keep the pipes from freezing. You will have to determine the right time frame based on the outside temp. You want to run your system a little or you will dry out the gaskets and such on the forced hot water system. Short of removing your forced hot water system you have to run it a little bit.
  3. kinsmanstoves Minister of Fire

    Or cycle it a couple times a day or more often if it is below freezing. The slab should draw the heat from the room but there is a slim chance that the lines my freeze. You will need the original system in case you go away for a weekend or longer.

    Eric
  4. hoverfly Feeling the Heat

    joined: Jun 26, 2008
    474 posts
    Southern NH
    If you are really concearned about your pipes, have some antifrezze pumped into your system.
  5. webbie Administrator

    joined: Nov 17, 2005
    10,949 posts
    Western Mass.
    On long island....in most weather, a properly installed slab heating system should not freeze easily. The heat from the ground should wick up.

    That said, it is very rare that anyone heats 100% with Pellets and you may have DHW also, so those things may affect your need to run the boiler.
  6. mjbrown Feeling the Heat

    joined: Jan 15, 2008
    402 posts
    Hartland,Me.
    does the old heating system also heat your dometic hot water for showers and what not? if so, you are going to need it for that reason unless you have an elec. water heater or on demand etc.i would agree with the other people, if you are going to be away for an extended period of time, you will need that heat source.

    mike
  7. terryjd98 Member

    joined: Jul 1, 2008
    91 posts
    Ontario Canada
    I think insurance companies want another form of heat when running a pellet stove. I know mine does, they do not consider pellet stoves as a main heating source. They want somekind of system that will run on its own, in my case it will be my oil forced air furnace. Something best to check out with your insurance company before disabiling your current heating system in any way.
  8. steam man Minister of Fire

    joined: Jan 19, 2008
    652 posts
    Northern Maine
    I am having a hard time imagining your slab will reach freezing temperatures while heating with a pellet stove. I would guess you would want your regular heating system on during the really cold days anyway.

    Just a thought.
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