24/7 Operation: Built for continuous operation in demanding commercial applications

and educational demonstrations

Avoid abrasive cleaners that could scratch the surface

HOLD button Freezes reading on the display to allow recording of measurement

this shower filter combines water softening technology with laboratory-grade carbon block filtration to deliver the cleanest

British Berkefeld 7″ Ceramic Ultra Sterasyl Water Filter (NSF Certified) big berkey 24/7 Operation: Built for continuousSingle filter (Replacement for a broken filter or a system that only holds 1 filter) Ultra Sterasyl is our best selling ceramic water filter for gravity water filter systems. This filter is NSF Certified. The combination of a microfilter ceramic outer, granular activated carbon and heavy metal removal media effectively removes a range of difference contaminants including bacteria, chlorine, micro plastics, trace organics, enhanced organics,