Cove
The First Smart Water Filter For Homes
Cove launched on May 4, 2015 with 74 votes, #760 of 3,670 launches that month and more than 50% of that year's launches. The site was still online in September 2026, 11 years on.
What it does
PB1 is a next-generation fiber bottle platform built for scale. Designed for paper recycling streams, it combines 90–95% molded fiber with biobased barriers to deliver the performance leading brands need to move away from plastic.
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