Kold Ster-il® 3 Canister System
Frequently Asked Questions (FAQ's)

What is the Difference between the
Two Kold Ster-il® Systems? answer here

What is the difference between the Kold Ster-il® System
and other multiple canister systems?answer here

What is the difference between R/O System (low pressure) permeate
and Kold Ster-il® Filtrate? answer here

How much water does the average family use and how long will a Kold Ster-il® last if used for whole house filtration? Will there be sufficient water flow to the sinks and bathroom fixtures? answer here

Can we use the Kold Ster-il® for both our Pet Applications and our Drinking Water needs? Does the Kold Ster-il® produce high enough
quality water for my Reef Tank? answer here

Is it true that very high quality water (ultra pure) can actually deteriorate into unhealthy contaminated water through storage? answer here

I have several filter canisters, at home, can someone purchase just the media and attempt to make their own Kold Ster-il® System? answer here

I have a family member that is immune suppressed and we have been told that any home R/O unit produces water that is completely safe for drinking by anyone suffering permanent or temporary immuno-suppression. answer here

My tapwater contains high levels of phosphates i.e., 1.5mg/L Ortho phosphate. Can a Kold Ster-il® remove the phosphates & silicates sufficiently to be able to keep aquaria free of excessive algae or diatom growth? My tapwater shows low levels of Ortho phosphate and silicates but my reef tanks have excessive algae growth. answer here

Can anyone that needs low hardness water for Discus,
South America Fishes, Orchids or other Exotic
Species use a Kold Ster-il® for water production? answer here