Preferred Customer Plan
We continually look for ways to keep costs down for our customers. Join our Preferred Customer Plan for these great benefits:
- All of your replacement cartridge for 5 years....save 33%, no price increases, no shipping costs.
- Unconditional guarantee! We pay all costs including shipping for anything that goes wrong with your unit for the 5 years of the plan....no questions asked. Available to preferred customers only.
- Receive reminders each year to let you know when and how to change and rotate filters.
- You receive $50 for every friend that purchases a Lakota Scientific Water Filter as our way of saying "thank you" for being a preferred customer.