| Type | Primary applications | Primary advantages | Page |
| Activated carbon (solid block) | Chlorine taste & odor reduction | Superior performance; long life | 42 |
| Activated carbon + lead | Chlorine, lead & cysts reduction | Effective; long life | 43 |
| Activated carbon + VOC | Chlorine & VOC reduction | Effective; long life | 43 |
| Activated carbon, GAC | Chlorine taste & odor reduction | Low cost carbon treatment | 44 |
| GAC | Chlorine taste & odor reduction | Low cost | 44 |
| Pleated, synthetic media | Drinking, commercial water | More filter area; reusable (5 mic. up) | 54 |
| Pleated, absolute rated | Drinking water; critical filtration | High efficiency | 59 |
| Pleated, high purity | DI water for spot free rinse | Non-leaching (100% polypro) | 59 |
| Membrane cartridges | High efficiency filtration | High performance | 61 |
| Melt blown, polypro | Drinking, commercial water | Low cost; chemical resistance | 62 |
| Wound, polypro | Drinking, commercial water | Low cost; chemical resistance | 65 |
| Wound, with SS tubes | High temperatures | Low cost high temp. cartridge | 65 |
| Phenolic Imp. Cellulose | Oils; high temp. commercial water | Rated to 250°F; highly effective | 66 |
| Stainless steel | Aggressive chemicals; high temp. | Cleanable and reusable | 67 |
| Oil removal | Environmental projects | Removes oil in a single pass | 68 |
| Mixed bed DI | High purity water to lower pH | Low cost way to lower pH | 45 |
| Cation resin | Pre RO to soften water | Low cost way to soften water | 45 |
| Nitrate Selective | Drinking water, nitrate reduction | Highly effective | 45 |
| Calcite | Post RO to raise TDS | Low cost way to raise TDS | 45 |
| KDF85 + carbon | Drinking water | Reduces Hydrogen Sulfide & Iron | 46 |
| KDF55 + carbon | Drinking water | Enhanced chlorine reduction | 46 |
| Arsenic | Drinking water to reduce arsenic | Highly effective | 47 |
| Activated Alumna | Drinking water (fluoride reduction) | Highly effective | 47 |
| Iron reduction cartridge | Whole house water treatment | Removes dissolved iron (to 3 ppm) | 47 |
| In-line filters | Pre & post RO; ice makers | Easy installation; low cost | 48 |
| Aftermarket | Replacements for others mfgs. | Low cost | 50 |
| ELF filters | Food service | HIgh capacity and long life | 51 |
| Shower | Chlorine reduction | Dial-A-Date replacement reminder | 52 |