Our house has a humidity issue. It's too
humid, which is pretty odd for houses around here at this time
of year. We had one of those single room dehumidifiers running in
our basement on its maximum setting, but it never seemed to get
the humidity past 55%. Ideal is somewhere closer to 40%.
We
did some research and found this Aprilaire whole house dehumidifier. Stand alone
it's nothing more then a really big single room dehumidifier. Hook
it into your HVAC duct work and it's a whole house
dehumidifier. It even has wiring and controls to interact with your
HVAC (ie. if the AC kicks on the dehumidifier kicks off). Since we
heat with our pellet stove, the
whole house setup wasn't practical and for the size of our house
didn't seem necessary.
From the Aprilaire website, I found a dealer
and had them come out for an estimate. He took lots of measurements,
examined the setup and our house layout, then proceeded to sell us a
bunch of crap I didn't want. On top of that his price seemed
ridiculous. I'd done enough research online to know what these
things and the parts required cost. Added up and subtracted from his
cost, labor was going to run us around $800 for a 5 hour job. I
wasn't buying that.
So I found another dealer. He had a great
offer. The holidays are the slowest time of year for him. If we let
them in to do it the week of Christmas, he'd do it cheaper. We did discuss a lot of options with them and they were very
helpful. It turns out the "open" setup is really the best setup for
our situation. At the very least, it gives us options for other
configurations if we need them in the future. We also decided to
move the unit to our workroom where the majority of our humidity
comes from. They were even accommodating enough to cut out some
shelving so we could tuck it against the wall.
The hole in the wall
goes to the furnace room. The dehumidifier blows the dry warm air
through the hole for the furnace to pick up and blow through the
house if we so desire. The pump (this is the hokey part) pumps the
removed water to the pump at the furnace which pumps it to the
septic line. Why we couldn't just pump this to the septic line, I'm
not sure.
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Here's looking through the hole from the furnace
room. They said leaving it open like this is fine, but I'm going to
finish it up with a grill and some ducting. It will look nicer and
take care of some of the noise the blower
makes.
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Here's the pump to the pump to the septic setup.
At some point in the future I'll fix it how I want it, but this
works for
now.
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The open wall setup was a little noisy, so
I fixed it. The manual says you need at least 5' of duct to make it
quieter. I didn't have that much, so I did the best I could. What
you see is duct insulation over 8" galvanized pipe. I would have
preferred flexible duct, but didn't feel like buying 25' for just
the 2' that I
needed.
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Looking inside the duct from the furnace room.
Yep. That's 8" galvanized
pipe.
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The
fancy grill to cover the hole. I think the
next
step is a programmable thermostat to program the fan on the furnace to run
periodically throughout the day - stir uip the
air in the entire house. Right now we're only dehumidifying the basement.
I'd like to spread the love so to speak.
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