Similiar to sand filters, when a D.E. filter becomes dirty, it is cleaned either by backwashing, or regenerating and draining, the clogged D.E. to the 'waste' line. To restore filtration, a fresh 'charge' of D.E. is added to the filter.

1. Automatic Air Relief
purges any trapped air during filter operation. Screenless design eliminates clogging.
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2. Integral Lift Handles and Uniform Low Profile Tank Base
make removal of grid nest fast and simple.
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3. High-Strength Filter Tank
molded of PermaGlass XL™ provides extra durability for dependable, corrosion-free performance.
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4. High Impact Grid Elements
designed for up-flow filtration and top-down backwashing for maximum efficiency.
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5. Heavy-Duty Tamper-Proof Bolted Center Flange Clamp
securely fastens tank top and bottom together. Allows quick access to all internal components without disturbing piping or connections.
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6. Union Locknuts
make disassemble and reassemble of filter from piping fast and easy.
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7. Norly® Bulkhead Fittings
for extra strength and heat resistance.
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8. Inlet- Diffuser Elbow
distributes flow of incoming unfiltered water upward and evenly to all filter elements. Parabolic tank design provides for even distribution of D.E. to grids.
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9. Full-Size 1.5" Integral Drain
provides fast, 100% clean out and easier flushing of tank.
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10. Convenient Valve and Plumbing Options
allow for customized control. 2" internal piping and plumbing for maximum flow performance.
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