Guides

Water Hardness by City: What Your Local Water D...

Hardness read from twelve utilities' own published reports, with the year, the units and the range — and what those numbers mean for commercial kitchen equipment.

Does Your Equipment Warranty Require a Water Fi...

We read four ice machine warranties and one espresso warranty. None of the ice machine warranties excludes scale by name — here is what they actually say.

Everpure Insurice i2000² vs i4000²: Which Syste...

The i4000² is not a finer filter than the i2000² — they are the same 0.5 micron. What separates them is flow, capacity, cartridge part number and, it turns out,...

How Often to Replace a Commercial Water Filter ...

Six months or rated capacity, whichever comes first — where that rule comes from, how to work out which limit governs your site, and what a missed change actually costs.

Espresso Machine Water Specs: What the Manufact...

Commercial espresso manufacturers publish actual numbers. Six of the eight have a minimum as well as a maximum — which is why stripping minerals out can make things worse.

Chloramine vs Chlorine: Why Your Filter May Not...

Chlorine and chloramine are different chemicals, and a cartridge certified for one is not automatically doing anything about the other.