IMPORTANT UPDATES: Today we're shipping orders for in-stock items placed July 1. Customer service is available by email and phone. If we can’t take your call immediately, we’ll get back to you as fast as possible. We greatly appreciate your business, and we’re doing our very best to serve you.
Price increase coming: Our Mexican Vanilla supplier informed us that due to increased labor, material, and shipping costs, they're raising prices soon. Order now to beat the price increases!
PF-4 Fluoride/Arsenic Reduction Filters: These screw onto the underside of the Super Sterasyl® ceramic elements, inside the fresh water tank, and reduce fluoride and arsenic. The set of two typically treat 1000 gallons of water.
Please note: Available for shipment to all states.
“Shipping was fast, item is perfect, very easy ordering!!”
– Elizabeth K., GA
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Manufacturer Part Number
Berkey H2O Purifiers
Product Weight (lbs.)
We stock this product in our Nebraska warehouse. Most of our shipments are by FedEx Ground or Home Delivery and you should receive your order in five business days or less from ship-out. Click here for more information about shipping.
Super Sterasyl Ceramic Filter Elements are the world's finest ceramic filtration elements, impregnated with pure silver to be self-sterilizing. Flow rate will depend somewhat on which system they are in (Big Berkey, Royal Berkey, Imperial Berkey or Crown Berkey) because the deeper reservoirs of the larger systems create greater water pressure against the ceramic elements. Each element will purify up to 535 gallons, depending on water turbidity (silt, etc.)
The manufacturer recommends replacing the Super Sterasyl™Ceramic...