Lenntech Water treatment & purification Lenntech Water treatment & purification

Knappe Pressure Vessel


Knappe Composites Pressure Vessels are applied for placing reverse osmosis and nanofiltration membranes in RO systems for water treatment.

Below you will find the data sheets and technical drawings of all 4 inch and 8 inch Knappe PV's suitable for different pressure ratings depending on the to be treated salinity of the water. Also the end-caps and membrane module connectors are indicated with their model type numbers for spare parts & components ordering and material selection.

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Extra information
Assembly & Operating Instructions 4"
Assembly & Operating Instructions 8"
Any Parts AnyRack Single
AnyRack Double
Overview Pressure Vessels

For more information or quotation or a Knappe price list, please contact us: Feedback Form or call us on +31 152 610 900

Lenntech can also help you with similar brackish or seawater filters or filtration systems for optimum water purification.

For RO design questions and engineering calculations and manuals or handbooks please contact us at info@lenntech.com. Lenntech also supplies the reverse osmosis membranes from  Dow Filmtec, Koch, Toray, Phoenix, Ropur, Codeline, GE-Osmonics & Hydranautics. Lenntech the water purification manufacturer

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