Popular comparisons
| Scale Prevention System | IPS Redline |
| Flange Size | 2 1/2 inch |
| Material | Metal |
| Color | Silver |
| Pattern | Solid |
ScaleRx protects equipment and water systems from limescale buildup and keeps it running efficiently. It requires no power supply, batteries, chemicals or filters. ScaleRx uses patented turbulent galvanic polarization (TGP) electrodes to disrupt the formation of limescale crystals in pipes and on equipment. In side-by-side comparison testing, ScaleRx is four times more effective than the leading electronic scale device. ScaleRx is easy to install and maintenance free.
The catalog often lists the same model at several merchants — worth a price check before you buy.