[Market-farming] New Cooler Construction

Todd Lister toddlister1 at gmail.com
Wed Dec 19 20:01:38 EST 2012


I agree on the varied temp requirements.
It's a real issue. I love my bot and it's been on since march of '10 but to
be hoest, I need a half dozen of them.
Some people hang a rubber curtain in their bot to temper the one side.
Mine's only


On Wed, Dec 19, 2012 at 7:43 PM, Aaron Brower <aaronbrower at yahoo.com> wrote:

> The coolbot site is full of help with these issues. I'm pretty sure they
> recommend 4-6" of rigid foam board for the floor. Unlike a house where the
> ceiling gets the most insulation to hold in heat, in a cooler the floor
> gets the most insulation to hold in cold. As Todd suggests, fit your foam
> boards tight, spray foam any gaps, tape seams and let your plywood float on
> top. Although the rigid foam board is relatively expensive, it will pay for
> itself very quickly. Your goal should be to basically create a vacuum. You
> want no outside forces to influence your cooler temperature. This means
> insulating well and sealing it tight.
>
> On a side note, for your winter storage, alliums, potatoes, squash and
> roots have very different storage needs.
>
> Aaron
> Bluestem Farm
>   ------------------------------
> *From:* Todd Lister <toddlister1 at gmail.com>
> *To:* Market Farming <market-farming at lists.ibiblio.org>
> *Sent:* Wednesday, December 19, 2012 7:15 PM
> *Subject:* Re: [Market-farming] New Cooler Construction
>
> I'm on slab in  stone house with 1" foam sheets T&G and taped on joints.
> Cut to be skin tight to walls. Then 3/4" T&G subfloor plywood  also cut
> skin tight to the walls with construction adhesive in the T&G joints.Trim
> at the wall and it's basically a floating floor. This is kinda from the
> coolbot site if I'm not mistaken. It's been a few years.
>
>
> On Wed, Dec 19, 2012 at 10:05 AM, Andy Fellenz <artisanfarms at gmail.com>wrote:
>
> Hi,
>
> I picked up a 10X20 used walk-in cooler shell - walls, roof and one door
> that I am considering using with a coolbot for tomatoes and cucurbits in
> the summer and storage crops in the winter.
>
> I'll need to construct some new space either for the cooler or if the
> cooler goes in the existing packshed, a new wash area.  My packshed sits at
> the top of a small hill so my options for low cost construction are to
> build a pole barn style addition ~24" below the existing floor with a
> poured slab. This will require 3 steps to go between the old space, which
> could be either wash space or cooler space and the existing packshed,  Or,
> keep to one level and build a deck with an insulated floor for the cooler
> to sit on and cut a door into the current shed. The final option would be
> to erect the cooler on it's own slab as a stand-alone and run power to it -
> kind of like how many restaurants have their walk-in cooler behind the
> restaurant.  The final option is the cheapest, but seems to be the least
> friendly from a working standpoint.
>
> This cooler will provide a third conditioned space for me.  I have a 4X5
> Walk-in that I use for tomatoes and a 9X11 that is used for everything
> else. In the summer we end up either running out of space, or have things
> packed so tightly that we need to move multiple items to get to the one we
> need.  I'm also looking to sell more in the winter and would like a third
> conditioned and rodent proof storage space so that I can keep alliums,
> potatoes, squash and roots in closer to optimum conditions.
>
> Any suggestions, or experience, especially with construction of an
> insulated floor will be appreciated.
>
> Andy
>
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