08-22-2014, 03:00 PM
The Amazon ad specifies "mm"
http://www.amazon.com/PoolTux-121225A-Winter-21-Feet-Ground/dp/B004VU94PC/ref=sr_1_1?s=lawn-garden&ie=UTF8&qid=1358210195&sr=1-1&keywords=PoolTux+121225A+King+Winter+Cover
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http://www.amazon.com/PoolTux-121225A-Winter-21-Feet-Ground/dp/B004VU94PC/ref=sr_1_1?s=lawn-garden&ie=UTF8&qid=1358210195&sr=1-1&keywords=PoolTux+121225A+King+Winter+Cover
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