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mikew19532004
Lv 7
mikew19532004 asked in Home & GardenOther - Home & Garden · 6 years ago

What is the r value of a thermos bottle?

I've always wanted to know what the r value of a vacuum bottle is.

Thanks

1 Answer

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  • just me
    Lv 7
    6 years ago

    about $20 brand new from a shop

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