Up for grabs: Model PUR Survivor 06 Desalinator
check out :
http://www.govliquidation.com/auction/view?auctionId=238636

Downside: condition unknown / time expired components ?

Actual output is a mere trickle = 2 pints per hour

Mike's input at the "Hoof & Mouth" = 2 pints per 20 min