- Scale and corrosion inhibition helps extend life of water heaters
- Disposable cartridge inhibits scale for up to six months before replacement
- Slow-dissolve rate provides consistent dosing and long cartridge life
AquaCrest AQU-AP431 is replacement for Aqua-Pure AP431 Scale Inhibition Cartridge. The AQU-AP431 is made from premium material to extend life of water heaters.