I have a Kamoer peristaltic / dosing pump f/s
https://www.bulkreefsupply.com/fx-st...mp-kamoer.html
These are rated for continuous operation, quiet, and precise.
Use for calcium reactor or dosing.
Used for 3 months only [I up-up-graded to a Masterflex unit] - PM with your # so I can text you pictures.
New = $259.99 ==> yours for $190