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Re: Re: Underfloor heating and HA control?
Lehane Kellett wrote:
> Just to add to Ziggy's comments.
> The overshoot on the UFH is about 1 degree on our the slab, it would
be
> less for a wooden floor I'd guess. So currently boiler demand cuts off
> at 24C slab temperature (house occupied, 'day') but runs the UFH
> circulation pump for another 10 minutes and reaches about 25.25C. It
> calls for demand again at 22.5C
> It is (right now about 13C outside/21C room) cooling at 0.6C per hour.
>
Is there any control of the temperature of the water circulating in the
slab? eg can you lower the temperature of the UFH water towards the room
temperature set point as it approaches? Would that help reduce the
overshoot?
> Probably way too much detail!
>
Too ... much ... detail ... Nope, sorry, don't understand :-)
Jim
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