25 micron rating: with a nominal filtration rating of 25 microns, our quality spun polypropylene sediment filter reduces fine sediment particles from residential, commercial, and municipal drinking water 10x2.5 nominal: actual filter dimensions are 9.88" l x 2.44" d, and the filter is made with melt-blown spun polypropylene filter media specifications: filter has an initial pressure drop of <1 psi at a flow rate of 10 gpm and a temperature rating of 40°f to 180° quality replacement: comparable to pentek p25 / 155015-43, american plumber w25p / 155015-52, ametek p25, culligan p25, and other 10x2.5 spun polypropylene water filters 30-day guarantee: spiropure filters have a 30-day money back guarantee. if you do not like the performance of your filter, you can send it back within 30 days of purchase for a full refund
