Condition:
4.84.8 out of 5 stars
5 product ratings

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    4ratings

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    1rating

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5 Reviews

by

Johnson Control

The 421 is an easier version to use as opposed to the 419. Work perfectly and a high quality control.

Verified purchase:  Yes • Condition: new • Sold by: homebrewohiollc

by

Easy to use and just works

Hold temp within 1 degree very well.

Verified purchase:  Yes • Condition: pre-owned • Sold by: *urbangallery9*

by

Good product

Great product

Verified purchase:  Yes • Condition: new • Sold by: IA4cESPaRjG@Del...

by

Works perfectly

Verified purchase:  Yes • Condition: new • Sold by: homebrewohiollc

by

good

good

Verified purchase:  Yes • Condition: new • Sold by: homebrewohiollc

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