Work pressure: 2.08 -20.7atm. PH range of raw water: 3 - 10 pH. Membrane dimension: 13"x 3.2".
Seal: Sealed individually at manufacture. The membrane should be flushed for 1.5 hours, before first intake of water. NOTE: The 3213 membranes are larger than standard 50/75/100/150gpd membranes (1812, 2012) and require a larger (3213) then standard housing.This item is in the category "Pet Supplies\Fish & Aquarium\Reverse Osmosis & Deionization". The seller is "bypiak" and is located in this country: GB. This item can be shipped to United Kingdom, Austria, Belgium, Bulgaria, Croatia, Republic of, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Norway, Switzerland, Guernsey, Gibraltar, Iceland, Jersey, Liechtenstein, Monaco.