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As stated below in dosage instructions
For heavy sludge or cold-water applications below 45° F apply two 1 oz
requiring specific conditions for optimum growth with typical cell division rates from 8 to 16 hours
broadened universal nozzle
Acid rain can even change “unreactive” metals in the pond into their toxic
EasyPro™ Replacement O-Ring Kits for Pressurized Filters Model ECF Select Product:ECF25 and 40 Unit O-Rings As stated below in dosageReplacement O rings for EasyPro Pressurized Filters ECF with UV and without UV Includes large o ring for filter and two o rings for hose barbs.
US$ 299.50
US$ 30.00
US$ 26.00
US$ 41.99
